EP3371587A1 - Utilisation d'une phtalocyanine de zinc substituée comme matériau sensible dans un capteur chimique destiné à détecter la présence de stupéfiants dans un milieu gazeux - Google Patents
Utilisation d'une phtalocyanine de zinc substituée comme matériau sensible dans un capteur chimique destiné à détecter la présence de stupéfiants dans un milieu gazeuxInfo
- Publication number
- EP3371587A1 EP3371587A1 EP16790599.1A EP16790599A EP3371587A1 EP 3371587 A1 EP3371587 A1 EP 3371587A1 EP 16790599 A EP16790599 A EP 16790599A EP 3371587 A1 EP3371587 A1 EP 3371587A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sensor
- cathinone
- sensitive material
- vapors
- ambient air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000463 material Substances 0.000 title claims abstract description 18
- 239000000126 substance Substances 0.000 title claims abstract description 13
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 239000011701 zinc Substances 0.000 title claims abstract description 11
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 11
- 150000003751 zinc Chemical class 0.000 title claims abstract description 8
- 239000003814 drug Substances 0.000 title abstract description 14
- 229940079593 drug Drugs 0.000 title abstract description 13
- ZPUCINDJVBIVPJ-LJISPDSOSA-N cocaine Chemical compound O([C@H]1C[C@@H]2CC[C@@H](N2C)[C@H]1C(=O)OC)C(=O)C1=CC=CC=C1 ZPUCINDJVBIVPJ-LJISPDSOSA-N 0.000 claims abstract description 24
- OWFXIOWLTKNBAP-UHFFFAOYSA-N isoamyl nitrite Chemical compound CC(C)CCON=O OWFXIOWLTKNBAP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229960003920 cocaine Drugs 0.000 claims abstract description 12
- 150000001875 compounds Chemical class 0.000 claims abstract description 12
- PUAQLLVFLMYYJJ-ZETCQYMHSA-N cathinone Chemical compound C[C@H](N)C(=O)C1=CC=CC=C1 PUAQLLVFLMYYJJ-ZETCQYMHSA-N 0.000 claims abstract description 8
- 229950002698 cathinone Drugs 0.000 claims abstract description 8
- -1 amphetamines Chemical compound 0.000 claims abstract description 7
- 239000007857 degradation product Substances 0.000 claims abstract description 7
- VAYOSLLFUXYJDT-RDTXWAMCSA-N Lysergic acid diethylamide Chemical compound C1=CC(C=2[C@H](N(C)C[C@@H](C=2)C(=O)N(CC)CC)C2)=C3C2=CNC3=C1 VAYOSLLFUXYJDT-RDTXWAMCSA-N 0.000 claims abstract description 5
- 229930003827 cannabinoid Natural products 0.000 claims abstract description 5
- 239000003557 cannabinoid Substances 0.000 claims abstract description 5
- 150000008367 cathinones Chemical class 0.000 claims abstract description 5
- 150000002148 esters Chemical class 0.000 claims abstract description 5
- 150000002170 ethers Chemical class 0.000 claims abstract description 5
- 229950002454 lysergide Drugs 0.000 claims abstract description 5
- 239000002243 precursor Substances 0.000 claims abstract description 5
- 150000003839 salts Chemical class 0.000 claims abstract description 5
- SJZRECIVHVDYJC-UHFFFAOYSA-N 4-hydroxybutyric acid Chemical compound OCCCC(O)=O SJZRECIVHVDYJC-UHFFFAOYSA-N 0.000 claims abstract description 4
- YQEZLKZALYSWHR-UHFFFAOYSA-N Ketamine Chemical compound C=1C=CC=C(Cl)C=1C1(NC)CCCCC1=O YQEZLKZALYSWHR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229940065144 cannabinoids Drugs 0.000 claims abstract description 4
- 229960003609 cathine Drugs 0.000 claims abstract description 4
- DLNKOYKMWOXYQA-IONNQARKSA-N cathine Chemical compound C[C@H](N)[C@@H](O)C1=CC=CC=C1 DLNKOYKMWOXYQA-IONNQARKSA-N 0.000 claims abstract description 4
- DLNKOYKMWOXYQA-UHFFFAOYSA-N dl-pseudophenylpropanolamine Natural products CC(N)C(O)C1=CC=CC=C1 DLNKOYKMWOXYQA-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229960003299 ketamine Drugs 0.000 claims abstract description 4
- CSDTZUBPSYWZDX-UHFFFAOYSA-N n-pentyl nitrite Chemical compound CCCCCON=O CSDTZUBPSYWZDX-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229940127240 opiate Drugs 0.000 claims abstract description 4
- QPJVMBTYPHYUOC-UHFFFAOYSA-N methyl benzoate Chemical compound COC(=O)C1=CC=CC=C1 QPJVMBTYPHYUOC-UHFFFAOYSA-N 0.000 claims description 26
- 239000010453 quartz Substances 0.000 claims description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 21
- 239000010409 thin film Substances 0.000 claims description 17
- 229940095102 methyl benzoate Drugs 0.000 claims description 13
- KWTSXDURSIMDCE-QMMMGPOBSA-N (S)-amphetamine Chemical compound C[C@H](N)CC1=CC=CC=C1 KWTSXDURSIMDCE-QMMMGPOBSA-N 0.000 claims description 8
- 229940025084 amphetamine Drugs 0.000 claims description 8
- GVGLGOZIDCSQPN-PVHGPHFFSA-N Heroin Chemical compound O([C@H]1[C@H](C=C[C@H]23)OC(C)=O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4OC(C)=O GVGLGOZIDCSQPN-PVHGPHFFSA-N 0.000 claims description 7
- 229960002069 diamorphine Drugs 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 238000010897 surface acoustic wave method Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 21
- 230000032258 transport Effects 0.000 abstract description 7
- 230000010355 oscillation Effects 0.000 description 37
- 239000012080 ambient air Substances 0.000 description 32
- 230000006870 function Effects 0.000 description 14
- 238000012360 testing method Methods 0.000 description 14
- 239000004081 narcotic agent Substances 0.000 description 11
- 230000003533 narcotic effect Effects 0.000 description 7
- 241000282472 Canis lupus familiaris Species 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 239000010408 film Substances 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 230000002441 reversible effect Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 3
- LYMHIBZGTAPASQ-UHFFFAOYSA-N ethcathinone Chemical compound CCNC(C)C(=O)C1=CC=CC=C1 LYMHIBZGTAPASQ-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- NTJQREUGJKIARY-UHFFFAOYSA-N 1-(2,5-dimethoxy-4-methylphenyl)propan-2-amine Chemical compound COC1=CC(CC(C)N)=C(OC)C=C1C NTJQREUGJKIARY-UHFFFAOYSA-N 0.000 description 2
- LPLLVINFLBSFRP-UHFFFAOYSA-N 2-methylamino-1-phenylpropan-1-one Chemical compound CNC(C)C(=O)C1=CC=CC=C1 LPLLVINFLBSFRP-UHFFFAOYSA-N 0.000 description 2
- SHXWCVYOXRDMCX-UHFFFAOYSA-N 3,4-methylenedioxymethamphetamine Chemical compound CNC(C)CC1=CC=C2OCOC2=C1 SHXWCVYOXRDMCX-UHFFFAOYSA-N 0.000 description 2
- BHHGXPLMPWCGHP-UHFFFAOYSA-N Phenethylamine Chemical compound NCCC1=CC=CC=C1 BHHGXPLMPWCGHP-UHFFFAOYSA-N 0.000 description 2
- ZWWRREXSUJTKNN-AEFFLSMTSA-N Phenol, 5-(1,1-dimethylheptyl)-2-[(1r,3s)-3-hydroxycyclohexyl]- Chemical compound OC1=CC(C(C)(C)CCCCCC)=CC=C1[C@H]1C[C@@H](O)CCC1 ZWWRREXSUJTKNN-AEFFLSMTSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical class [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- OROGSEYTTFOCAN-DNJOTXNNSA-N codeine Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)=C[C@H](O)[C@@H]1OC1=C2C3=CC=C1OC OROGSEYTTFOCAN-DNJOTXNNSA-N 0.000 description 2
- CYQFCXCEBYINGO-IAGOWNOFSA-N delta1-THC Chemical compound C1=C(C)CC[C@H]2C(C)(C)OC3=CC(CCCCC)=CC(O)=C3[C@@H]21 CYQFCXCEBYINGO-IAGOWNOFSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- XYYVYLMBEZUESM-UHFFFAOYSA-N dihydrocodeine Natural products C1C(N(CCC234)C)C2C=CC(=O)C3OC2=C4C1=CC=C2OC XYYVYLMBEZUESM-UHFFFAOYSA-N 0.000 description 2
- OROGSEYTTFOCAN-UHFFFAOYSA-N hydrocodone Natural products C1C(N(CCC234)C)C2C=CC(O)C3OC2=C4C1=CC=C2OC OROGSEYTTFOCAN-UHFFFAOYSA-N 0.000 description 2
- 238000002032 lab-on-a-chip Methods 0.000 description 2
- 229960001252 methamphetamine Drugs 0.000 description 2
- BQJCRHHNABKAKU-KBQPJGBKSA-N morphine Chemical compound O([C@H]1[C@H](C=C[C@H]23)O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4O BQJCRHHNABKAKU-KBQPJGBKSA-N 0.000 description 2
- 125000005447 octyloxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 2
- 230000000506 psychotropic effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000002520 smart material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 238000000859 sublimation Methods 0.000 description 2
- 230000008022 sublimation Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ZROLHBHDLIHEMS-HUUCEWRRSA-N (6ar,10ar)-6,6,9-trimethyl-3-propyl-6a,7,8,10a-tetrahydrobenzo[c]chromen-1-ol Chemical compound C1=C(C)CC[C@H]2C(C)(C)OC3=CC(CCC)=CC(O)=C3[C@@H]21 ZROLHBHDLIHEMS-HUUCEWRRSA-N 0.000 description 1
- TVYLLZQTGLZFBW-ZBFHGGJFSA-N (R,R)-tramadol Chemical compound COC1=CC=CC([C@]2(O)[C@H](CCCC2)CN(C)C)=C1 TVYLLZQTGLZFBW-ZBFHGGJFSA-N 0.000 description 1
- KQUGQXNYBWYGAI-DOTOQJQBSA-N (c6)-cp 47,497 Chemical compound OC1=CC(C(C)(C)CCCCC)=CC=C1[C@@H]1C[C@H](O)CCC1 KQUGQXNYBWYGAI-DOTOQJQBSA-N 0.000 description 1
- BIGNODGYJZJTBM-AZUAARDMSA-N (c9)-cp 47,497 Chemical compound OC1=CC(C(C)(C)CCCCCCCC)=CC=C1[C@@H]1C[C@H](O)CCC1 BIGNODGYJZJTBM-AZUAARDMSA-N 0.000 description 1
- PVXVWWANJIWJOO-UHFFFAOYSA-N 1-(1,3-benzodioxol-5-yl)-N-ethylpropan-2-amine Chemical compound CCNC(C)CC1=CC=C2OCOC2=C1 PVXVWWANJIWJOO-UHFFFAOYSA-N 0.000 description 1
- BIGNODGYJZJTBM-QUCCMNQESA-N 2-[(1r,3s)-3-hydroxycyclohexyl]-5-(2-methyldecan-2-yl)phenol Chemical compound OC1=CC(C(C)(C)CCCCCCCC)=CC=C1[C@H]1C[C@@H](O)CCC1 BIGNODGYJZJTBM-QUCCMNQESA-N 0.000 description 1
- KQUGQXNYBWYGAI-WBVHZDCISA-N 2-[(1r,3s)-3-hydroxycyclohexyl]-5-(2-methylheptan-2-yl)phenol Chemical compound OC1=CC(C(C)(C)CCCCC)=CC=C1[C@H]1C[C@@H](O)CCC1 KQUGQXNYBWYGAI-WBVHZDCISA-N 0.000 description 1
- HNMJDLVMIUDJNH-PKOBYXMFSA-N 2-[(1s,3r)-3-hydroxycyclohexyl]-5-(2-methylnonan-2-yl)phenol Chemical compound OC1=CC(C(C)(C)CCCCCCC)=CC=C1[C@@H]1C[C@H](O)CCC1 HNMJDLVMIUDJNH-PKOBYXMFSA-N 0.000 description 1
- NGBBVGZWCFBOGO-UHFFFAOYSA-N 3,4-Methylenedioxyamphetamine Chemical compound CC(N)CC1=CC=C2OCOC2=C1 NGBBVGZWCFBOGO-UHFFFAOYSA-N 0.000 description 1
- DGXWNDGLEOIEGT-UHFFFAOYSA-N 4-fluoroamphetamine Chemical compound CC(N)CC1=CC=C(F)C=C1 DGXWNDGLEOIEGT-UHFFFAOYSA-N 0.000 description 1
- ZDHZDWSHLNBTEB-UHFFFAOYSA-N 4-methylamphetamine Chemical compound CC(N)CC1=CC=C(C)C=C1 ZDHZDWSHLNBTEB-UHFFFAOYSA-N 0.000 description 1
- USSIQXCVUWKGNF-UHFFFAOYSA-N 6-(dimethylamino)-4,4-diphenylheptan-3-one Chemical compound C=1C=CC=CC=1C(CC(C)N(C)C)(C(=O)CC)C1=CC=CC=C1 USSIQXCVUWKGNF-UHFFFAOYSA-N 0.000 description 1
- CGKQZIULZRXRRJ-UHFFFAOYSA-N Butylone Chemical compound CCC(NC)C(=O)C1=CC=C2OCOC2=C1 CGKQZIULZRXRRJ-UHFFFAOYSA-N 0.000 description 1
- DBSOEKFYPCBVJJ-UHFFFAOYSA-N CCCCCCCC(C)(C)C1(CC=CC=C1)O Chemical compound CCCCCCCC(C)(C)C1(CC=CC=C1)O DBSOEKFYPCBVJJ-UHFFFAOYSA-N 0.000 description 1
- 102000018208 Cannabinoid Receptor Human genes 0.000 description 1
- 108050007331 Cannabinoid receptor Proteins 0.000 description 1
- 235000006696 Catha edulis Nutrition 0.000 description 1
- 240000007681 Catha edulis Species 0.000 description 1
- ZROLHBHDLIHEMS-UHFFFAOYSA-N Delta9 tetrahydrocannabivarin Natural products C1=C(C)CCC2C(C)(C)OC3=CC(CCC)=CC(O)=C3C21 ZROLHBHDLIHEMS-UHFFFAOYSA-N 0.000 description 1
- JDNLPKCAXICMBW-UHFFFAOYSA-N JWH 018 Chemical compound C12=CC=CC=C2N(CCCCC)C=C1C(=O)C1=CC=CC2=CC=CC=C12 JDNLPKCAXICMBW-UHFFFAOYSA-N 0.000 description 1
- QMMZSJPSPRTHGB-UHFFFAOYSA-N MDEA Natural products CC(C)CCCCC=CCC=CC(O)=O QMMZSJPSPRTHGB-UHFFFAOYSA-N 0.000 description 1
- VKEQBMCRQDSRET-UHFFFAOYSA-N Methylone Chemical compound CNC(C)C(=O)C1=CC=C2OCOC2=C1 VKEQBMCRQDSRET-UHFFFAOYSA-N 0.000 description 1
- 102000003840 Opioid Receptors Human genes 0.000 description 1
- 108090000137 Opioid Receptors Proteins 0.000 description 1
- 239000008896 Opium Substances 0.000 description 1
- BRUQQQPBMZOVGD-XFKAJCMBSA-N Oxycodone Chemical compound O=C([C@@H]1O2)CC[C@@]3(O)[C@H]4CC5=CC=C(OC)C2=C5[C@@]13CCN4C BRUQQQPBMZOVGD-XFKAJCMBSA-N 0.000 description 1
- UQCNKQCJZOAFTQ-ISWURRPUSA-N Oxymorphone Chemical compound O([C@H]1C(CC[C@]23O)=O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4O UQCNKQCJZOAFTQ-ISWURRPUSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 239000000427 antigen Substances 0.000 description 1
- 102000036639 antigens Human genes 0.000 description 1
- 108091007433 antigens Proteins 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- RMRJXGBAOAMLHD-IHFGGWKQSA-N buprenorphine Chemical compound C([C@]12[C@H]3OC=4C(O)=CC=C(C2=4)C[C@@H]2[C@]11CC[C@]3([C@H](C1)[C@](C)(O)C(C)(C)C)OC)CN2CC1CC1 RMRJXGBAOAMLHD-IHFGGWKQSA-N 0.000 description 1
- 229960001736 buprenorphine Drugs 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 229960004126 codeine Drugs 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- WDEFBBTXULIOBB-WBVHZDCISA-N dextilidine Chemical compound C=1C=CC=CC=1[C@@]1(C(=O)OCC)CCC=C[C@H]1N(C)C WDEFBBTXULIOBB-WBVHZDCISA-N 0.000 description 1
- 229960000920 dihydrocodeine Drugs 0.000 description 1
- RBOXVHNMENFORY-DNJOTXNNSA-N dihydrocodeine Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)C[C@H](O)[C@@H]1OC1=C2C3=CC=C1OC RBOXVHNMENFORY-DNJOTXNNSA-N 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 229960004242 dronabinol Drugs 0.000 description 1
- 238000001548 drop coating Methods 0.000 description 1
- 229960001003 etilamfetamine Drugs 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229960002428 fentanyl Drugs 0.000 description 1
- PJMPHNIQZUBGLI-UHFFFAOYSA-N fentanyl Chemical compound C=1C=CC=CC=1N(C(=O)CC)C(CC1)CCN1CCC1=CC=CC=C1 PJMPHNIQZUBGLI-UHFFFAOYSA-N 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- LLPOLZWFYMWNKH-CMKMFDCUSA-N hydrocodone Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)CC(=O)[C@@H]1OC1=C2C3=CC=C1OC LLPOLZWFYMWNKH-CMKMFDCUSA-N 0.000 description 1
- 229960000240 hydrocodone Drugs 0.000 description 1
- WVLOADHCBXTIJK-YNHQPCIGSA-N hydromorphone Chemical compound O([C@H]1C(CC[C@H]23)=O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4O WVLOADHCBXTIJK-YNHQPCIGSA-N 0.000 description 1
- 229960001410 hydromorphone Drugs 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 238000003018 immunoassay Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012678 infectious agent Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000001871 ion mobility spectroscopy Methods 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 240000004308 marijuana Species 0.000 description 1
- FQXXSQDCDRQNQE-UHFFFAOYSA-N markiertes Thebain Natural products COC1=CC=C2C(N(CC3)C)CC4=CC=C(OC)C5=C4C23C1O5 FQXXSQDCDRQNQE-UHFFFAOYSA-N 0.000 description 1
- YELGFTGWJGBAQU-UHFFFAOYSA-N mephedrone Chemical compound CNC(C)C(=O)C1=CC=C(C)C=C1 YELGFTGWJGBAQU-UHFFFAOYSA-N 0.000 description 1
- KBHMHROOFHVLBA-UHFFFAOYSA-N metamfepramone Chemical compound CN(C)C(C)C(=O)C1=CC=CC=C1 KBHMHROOFHVLBA-UHFFFAOYSA-N 0.000 description 1
- 229950001413 metamfepramone Drugs 0.000 description 1
- 229960001797 methadone Drugs 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- MQUIHBQDYYAEMH-UHFFFAOYSA-N methedrone Chemical compound CNC(C)C(=O)C1=CC=C(OC)C=C1 MQUIHBQDYYAEMH-UHFFFAOYSA-N 0.000 description 1
- 230000011987 methylation Effects 0.000 description 1
- 238000007069 methylation reaction Methods 0.000 description 1
- 229920000344 molecularly imprinted polymer Polymers 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 229960005181 morphine Drugs 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 229960001027 opium Drugs 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 229960002085 oxycodone Drugs 0.000 description 1
- 229960005118 oxymorphone Drugs 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009718 spray deposition Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229930003945 thebaine Natural products 0.000 description 1
- FQXXSQDCDRQNQE-VMDGZTHMSA-N thebaine Chemical compound C([C@@H](N(CC1)C)C2=CC=C3OC)C4=CC=C(OC)C5=C4[C@@]21[C@H]3O5 FQXXSQDCDRQNQE-VMDGZTHMSA-N 0.000 description 1
- 229960001402 tilidine Drugs 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 229960004380 tramadol Drugs 0.000 description 1
- TVYLLZQTGLZFBW-GOEBONIOSA-N tramadol Natural products COC1=CC=CC([C@@]2(O)[C@@H](CCCC2)CN(C)C)=C1 TVYLLZQTGLZFBW-GOEBONIOSA-N 0.000 description 1
- LLPOLZWFYMWNKH-UHFFFAOYSA-N trans-dihydrocodeinone Natural products C1C(N(CCC234)C)C2CCC(=O)C3OC2=C4C1=CC=C2OC LLPOLZWFYMWNKH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0047—Organic compounds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/022—Fluid sensors based on microsensors, e.g. quartz crystal-microbalance [QCM], surface acoustic wave [SAW] devices, tuning forks, cantilevers, flexural plate wave [FPW] devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2437—Piezoelectric probes
- G01N29/2443—Quartz crystal probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/021—Gases
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors
Definitions
- the present invention relates to the field of narcotics detection.
- a substituted zinc phthalocyanine as a sensitive material in a chemical sensor which is intended to detect the presence of narcotics, their precursors and / or their degradation products in a gaseous medium.
- the invention finds particular application in the fight against drug trafficking, also called narcotrafic.
- sniffer dogs trained and trained for this purpose.
- the use of sniffer dogs has the disadvantage of requiring a long training of dogs and their masters and being unsuited to prolonged operations because of the fact that dogs' attention span is limited.
- sniffer dogs are not able to detect narcotics to which they have not been sensitized.
- ion mobility spectrometry In the field of portable devices, there are devices that detect narcotics by ion mobility spectrometry. These devices have the advantage of allowing a rapid detection (in a few tens of seconds at most) and low costs of the presence of narcotics.
- ionic mobility spectrometry is a powerful technique for detecting the presence of narcotic drugs on surfaces, but it proves to be much less reliable when it comes to detecting narcotics in the form of vapors.
- this technique requires the presence of a radioactive source, which means that the devices can only be used under the responsibility of a person competent in radiation protection and by persons with notions of radiation protection.
- a chemical sensor for detecting the presence in gaseous medium of at least one compound selected from opiates, cocaine, cannabinoids, amphetamines, lysergic acid diethylamide, cathine, cathinone, synthetic derivatives of cathinone, ⁇ -hydroxybutyric acid, ketamine, isoamyl nitrite, n-amyl nitrite, their isomers, their salts, their esters, their ethers, their precursors and their degradation products.
- opiates opiates, cocaine, cannabinoids, amphetamines, lysergic acid diethylamide, cathine, cathinone, synthetic derivatives of cathinone, ⁇ -hydroxybutyric acid, ketamine, isoamyl nitrite, n-amyl nitrite, their isomers, their salts, their esters, their ethers, their precursors and their degradation products.
- the substituted zinc phthalocyanine shown above is commonly referred to as zinc 2,3,9,10,16,17,23,24-octakis (octyloxy) -29 / - ⁇ - / phthalocyanine. It is available from Sigma Aldrich under the reference 459720.
- narcotic means any psychotropic substance whose production, trade, transport, import, export, possession, use and consumption are unlawful or subject to regulation.
- psychotropic any chemical substance, of natural or synthetic origin, which acts on the central nervous system by inducing changes in perception, sensations, mood or consciousness.
- Opioid means any compound that acts on opiate receptors in humans and that is either naturally present in opium such as: morphine, codeine or thebaine, or is synthetically obtained as heroin, hydromorphone, hydrocodone, oxymorphone, oxycodone, methadone, tilidine, tramadol, buprenorphine, fentanyl or dihydrocodeine.
- cannabinoid is meant any compound that acts on the cannabinoid receptors in humans and is naturally present in cannabis such as: 9-tetrahydrocannabinol (or THC) or tetrahydrocannabivarin, or is synthetically obtained as -pentyl-3- (1-naphthoyl) indole (or JWH-018), 2 - [(1R, 3S) -3-hydroxycyclohexyl] -5- (2-methyloctan-2-yl) phenol (or CP 47,497) 2 - [(1R, 3S) -3-hydroxycyclohexyl] -5- (1,1-dimethylhexyl) phenol (or (C6) -CP 47,497), 2 - [(1R, 3S) -3-hydroxycyclohexyl) 1- (2-methylnonan-2-yl) phenol (or (C8) -CP 47,497), 2 - [(1R, 3
- amphetamine means any compound derived from phenylethylamine by methylation of the carbon atom located in a of the amino group of phenylethylamine, such as: amphetamine sensu stricto, 4-fluoroamphetamine, 4- methylamphetamine (or 4-MA), methamphetamine, 3,4-methylene-dioxy- / V-methylamphetamine (or MDMA, better known as ecstasy), 3,4-methylenedioxy- / V-ethylamphetamine ( or MDEA), 3,4-methylenedioxy-amphetamine (or MDA), or 2,5-dimethoxy-4-methylamphetamine (or DOM).
- cathinone means any compound derived from cathinone by substitution of one or more carbon atoms of the phenyl group of the cathinone and / or by substitution of the nitrogen atom of the amino group of the cathinone.
- cathinone such as: ephedrone (or methcathinone), methedrone (or 4-methoxymethinone), ethylcathinone, butylone, mephedrone, methylone, amphetamrone, metamfepramone, ethylcathinone (or ethylcathinone), or flhephedrone.
- the PcZn (Ooct) s is present in the sensor preferably in the form of a thin film which covers one or both sides of a suitably selected substrate depending on the physical property whose variations are intended to be measured by this sensor.
- the PcZn (Ooct) s can also be present in the sensor in the form of a massive object such as, for example, a cylinder having a certain porosity so as to make accessible to the compounds that it is desired to detect the together the molecules of this phthalocyanine.
- this film preferably has a thickness of 1 nanometer to 10 microns and more preferably 10 nanometers to 1 micrometer.
- Such a film can be obtained by any of the techniques proposed to date for making a thin film on the surface of a substrate and, in particular, by so-called "wet” deposition techniques because requiring the solution in solution of PcZn (Ooct) s in a volatile organic solvent of the chloroform type, such as spray deposition, spin coating ("spin coating” in English), deposition by drop, deposition-evaporation (or “Drop coating” in English) or soaking-withdrawal (or “dip coating” in English), or by the deposition techniques that do not require dissolution of this phthalocyanine as sublimation.
- the substrate and the measurement system of the sensor are chosen according to the physical property of the PcZn (Ooct) s whose variations induced by the presence of the compounds to be detected are intended to be measured by the sensor.
- the senor is preferably a gravimetric sensor and, more specifically, a quartz microbalance sensor or a surface acoustic wave sensor.
- a gravimetric sensor and, more specifically, a quartz microbalance sensor or a surface acoustic wave sensor.
- the operating principle of these sensors has been described by Sanchez-Pedrono et al. in Analitica Chimica Acta 1986, 182, 285 [6] for quartz microbalance sensors, and by Hoummady et al. in Smart Materials and Structures 1997, 6, 647-657 [7] for SAW sensors.
- PcZn (Ooct) s as a sensitive material in sensors designed to measure variations of a physical property other than the mass such as, for example, optical sensors based on the measurement of variations. of fluorescence, on the measurement of absorbance variations in the UV-visible range or on the measurement of wavelength variations in the infrared range.
- PcZn (Ooct) s as a sensitive material in sensors for detecting the aforementioned narcotic drugs, their isomers, their salts, their esters, their ethers, their precursors and their degradation products has proved to be numerous. advantages.
- this phthalocyanine is very sensitive to all of these substances when present in a a gaseous medium, it reacts to the presence of these substances in an immediate or almost immediate, reproducible and reversible manner.
- the compound to be detected is, preferably, methyl benzoate, cocaine, heroin, an amphetamine or isoamyl nitrite.
- FIG. 1 represents the evolution of the oscillation frequency (F), expressed in Hz (hertz), as a function of the time (t), expressed in seconds, of a quartz microbalance sensor comprising a thin film of PcZn (Ooct) s, when this sensor is exposed successively to the ambient air and vapors of methyl benzoate which is a degradation product of cocaine in the presence of water vapor.
- F oscillation frequency
- t time
- FIG. 2 represents the variations of the oscillation frequency (AF), expressed in Hz, as a function of the time (t), expressed in seconds, of a quartz microbalance sensor comprising a thin film of PcZn (Ooct) s , when this sensor is successively exposed to the ambient air and isoamyl nitrite vapor which is one of the main component of the poppers.
- AF oscillation frequency
- t time
- Ooct PcZn
- FIG. 3 represents the evolution of the oscillation frequency (F), expressed in Hz, as a function of the time (t), expressed in seconds, of a microwave sensor.
- quartz balance comprising a thin film of PcZn (Ooct) s, when this sensor is successively exposed to ambient air and to cocaine vapors.
- FIG. 4 represents the evolution of the oscillation frequency (F), expressed in Hz, as a function of the time (t), expressed in seconds, of a quartz micro-balance sensor comprising a thin film of PcZn ( Ooct) s, when this sensor is successively exposed to ambient air and heroin vapors.
- FIG. 5 represents the evolution of the oscillation frequency (F), expressed in Hz, as a function of the time (t), expressed in seconds, of a quartz microbalance sensor comprising a thin film of PcZn (Ooct) s, when this sensor is successively exposed to ambient air and amphetamine vapors.
- FIG. 6 represents the evolution of the oscillation frequency (F), expressed in Hz, as a function of the time (t), expressed in seconds, of a SAW sensor comprising a thin film of PcZn (Ooct) s, when this sensor is successively exposed to ambient air and to methyl benzoate vapors.
- FIG. 7 represents the evolution of the oscillation frequency (F), expressed in Hz, as a function of the time (t), expressed in seconds, of a SAW sensor, comprising a thin film of PcZn (Ooct) s, when this sensor is successively exposed to ambient air and to isoamyl nitrite vapors.
- a quartz microbalance sensor is made by covering the two faces of a cut crystal AT, with a nominal oscillation frequency of 9 M Hz, provided with two circular gold measuring electrodes (model Q.A9RA -50, Ametek Precision I nstruments), a thin film of PcZn (Ooct) s (Sigma-Aldrich, reference 459720).
- the deposition of this thin film is carried out by performing on the two faces of quartz 5 sprays of 0.1 second each of a solution of PcZn (Ooct) in chloroform, with a concentration of 15 g / l.
- the variation of the oscillation frequency of the sensor related to this deposit is 10 kHz.
- the sensor is subjected to detection tests which are carried out at 20 ° C and which consist of exposing it successively to:
- FIG. 1 illustrates the evolution of the frequency of oscillation (F) of the sensor, expressed in Hz, as a function of time (t), expressed in seconds, as obtained during these tests.
- the fall in the oscillation frequency of the sensor induced by the exposure to methyl benzoate vapors is very much greater than this threshold value since it is 500 Hz, which means that the PcZn (Ooct) s present in the sensor is very sensitive to methyl benzoate vapors.
- EXAMPLE 2 Detection of isoamyl nitrite vapor (constituting poppers) by a quartz microbalance sensor
- a quartz microbalance sensor identical to that used in Example 1 above is used. This sensor is subjected to detection tests which are carried out at 20 ° C and which consist of exposing it successively to:
- FIG. 2 illustrates the evolution of the frequency of oscillation (F) of the sensor, expressed in Hz, as a function of time (t), expressed in seconds, as obtained during these tests.
- the drop in the oscillation frequency of the sensor induced by exposure to isoamyl nitrite vapor which is of the order of 600 Hz, shows a very high sensitivity of the PcZn (Ooct) s vis-à-vis the vapors of this narcotic.
- This sensor is subjected to detection tests which are carried out at 20 ° C and which consist of exposing it successively to:
- FIG. 3 illustrates the evolution of the frequency of oscillation (F) of the sensor, expressed in Hz, as a function of time (t), expressed in seconds, as obtained during these tests.
- F frequency of oscillation
- t time
- This sensor is subjected to detection tests which are carried out at 20 ° C and which consist of exposing it successively to:
- FIG. 4 illustrates the evolution of the frequency of oscillation (F) of the sensor, expressed in Hz, as a function of time (t), expressed in seconds, as obtained during these tests.
- This sensor is subjected to detection tests which are carried out at 20 ° C and which consist of exposing it successively to:
- amphetamine sensu stricto at a concentration of 0.4 ppt in ambient air for 5 minutes (ie 300 seconds); and ambient air for 5 minutes.
- FIG. 5 illustrates the evolution of the frequency of oscillation (F) of the sensor, expressed in Hz, as a function of time (t), expressed in seconds, as obtained during these tests.
- a SAW sensor with a nominal oscillation frequency of 433 MHz, is made by covering the two faces of the piezoelectric substrate of this sensor with a PcZn (Ooct) s thin film (Sigma-Aldrich, reference 459720). .
- the deposition of this thin film is carried out by spraying 0.02 to 0.2 seconds of a solution of PcZn (Ooct) in chloroform, with a concentration of between 0.5 and 1 g / l.
- the sensor is subjected to detection tests which are carried out at 20 ° C and which consist of exposing it successively to:
- FIG. 6 illustrates the evolution of the frequency of oscillation (F) of the sensor, expressed in Hz, as a function of time (t), expressed in seconds, as obtained during these tests.
- the increase in the oscillation frequency of the sensor induced by its exposure to methyl benzoate vapors is of the order of 12 000 Hz, which means that the PcZn (Ooct) s present in this sensor is very sensitive to vapors. of this compound.
- This sensor is subjected to detection tests which are carried out at 20 ° C and which consist of exposing it successively to:
- FIG. 7 illustrates the evolution of the frequency of oscillation (F) of the sensor, expressed in Hz, as a function of time (t), expressed in seconds, as obtained during these tests.
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1560509A FR3043209B1 (fr) | 2015-11-03 | 2015-11-03 | Utilisation d'une phtalocyanine de zinc substituee comme materiau sensible dans un capteur chimique destine a detecter la presence de stupefiants dans un milieu gazeux |
| PCT/EP2016/076396 WO2017076883A1 (fr) | 2015-11-03 | 2016-11-02 | Utilisation d'une phtalocyanine de zinc substituée comme matériau sensible dans un capteur chimique destiné à détecter la présence de stupéfiants dans un milieu gazeux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3371587A1 true EP3371587A1 (fr) | 2018-09-12 |
Family
ID=55759667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP16790599.1A Withdrawn EP3371587A1 (fr) | 2015-11-03 | 2016-11-02 | Utilisation d'une phtalocyanine de zinc substituée comme matériau sensible dans un capteur chimique destiné à détecter la présence de stupéfiants dans un milieu gazeux |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3371587A1 (fr) |
| FR (1) | FR3043209B1 (fr) |
| WO (1) | WO2017076883A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3140223A1 (fr) * | 2019-05-17 | 2020-11-26 | University Of Ottawa | Dispositifs et procedes de detection selective de cannabinoides |
| EP3816061A1 (fr) | 2019-10-29 | 2021-05-05 | Schoeller Allibert GmbH | Récipient comprenant des logements pour marchandise au détail dans une paroi latérale et procédé d'assemblage associé |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6077712A (en) * | 1997-12-03 | 2000-06-20 | Trw Inc. | Semiconductor chemical sensor |
| US20030003587A1 (en) | 2002-06-28 | 2003-01-02 | Murray George M | Molecularly imprinted polymer based sensors for the detection of narcotics |
-
2015
- 2015-11-03 FR FR1560509A patent/FR3043209B1/fr not_active Expired - Fee Related
-
2016
- 2016-11-02 WO PCT/EP2016/076396 patent/WO2017076883A1/fr not_active Ceased
- 2016-11-02 EP EP16790599.1A patent/EP3371587A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR3043209B1 (fr) | 2019-05-17 |
| WO2017076883A1 (fr) | 2017-05-11 |
| FR3043209A1 (fr) | 2017-05-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Sun et al. | Fluorescence based explosive detection: from mechanisms to sensory materials | |
| CA2548252A1 (fr) | Utilisation de polymeres ou de composites a base de siloxanes dans des capteurs chimiques pour la detection de composes nitres | |
| Voss et al. | Oxidation of oleic acid at air/liquid interfaces | |
| Leyton et al. | Selective molecular recognition of polycyclic aromatic hydrocarbons (PAHs) on calix [4] arene-functionalized Ag nanoparticles by surface-enhanced Raman scattering | |
| Zhao et al. | Conjugated polymer nanoparticles based fluorescent electronic nose for the identification of volatile compounds | |
| Penido et al. | Identification of different forms of cocaine and substances used in adulteration using near‐infrared Raman spectroscopy and infrared absorption spectroscopy | |
| Nagai et al. | Direct evidence of inter-molecular vibrations by THz spectroscopy | |
| Yang et al. | Molecular recognition and self-assembled polymer films for vapor phase detection of explosives | |
| Viespe et al. | Surface acoustic wave sensors with carbon nanotubes and SiO2/Si nanoparticles based nanocomposites for VOC detection | |
| Hassan et al. | Spun films of novel calix [4] resorcinarene derivatives for benzene vapour sensing | |
| Jang et al. | Electrospun nanofibrous membrane-based colorimetric device for rapid and simple screening of amphetamine-type stimulants in drinks | |
| Montmeat et al. | Study of calixarenes thin films as chemical sensors for the detection of explosives | |
| Yılmaz et al. | Nanotechnology in food and water security: on-site detection of agricultural pollutants through surface-enhanced Raman spectroscopy | |
| EP3365674B1 (fr) | Utilisation d'oligosilsesquioxanes octaédriques fonctionnalisés comme matériaux sensibles dans des capteurs chimiques destinés à détecter la présence de stupéfiants dans un milieu gazeux | |
| EP3371587A1 (fr) | Utilisation d'une phtalocyanine de zinc substituée comme matériau sensible dans un capteur chimique destiné à détecter la présence de stupéfiants dans un milieu gazeux | |
| Giancane et al. | Syn–anti conformation switching of a bis-porphyrin derivative at the air–water interface and in the solid state as an effective tool for chemical sensing | |
| Edmiston et al. | Detection of vapor phase trinitrotoluene in the parts-per-trillion range using waveguide interferometry | |
| McNeil et al. | Cocrystals of 10-methylphenthiazine and 1, 3-dinitrobenzene: implications for the optical sensing of TNT-based explosives | |
| Chen et al. | Utilizing different diffusion mechanisms for thin film fluorescence-based detection and discrimination of illicit drug vapors | |
| Mondal et al. | Flexible “V‐Shaped” Dibenzimidazole Amphiphile: Metal Ion‐Driven Microenvironment‐Sensitive Reversible Supramolecular Assembly in Aqueous Medium | |
| EP1817363B1 (fr) | Capteurs chimiques comprenant des polysiloxanes anilines comme materiaux sensibles et leur utilisation pour la detection ou le dosage de composes nitres | |
| CA2627316A1 (fr) | Identification a distance d'explosifs et d'autres matieres dangereuses | |
| CA2518630A1 (fr) | Utilisation de polymeres conducteurs ou semi-conducteurs dans des capteurs chimiques pour la detection de composes nitres | |
| Ryvlin et al. | Methyl‐Substituted α‐Cyclodextrin as Affinity Material for Storage, Separation, and Detection of Trichlorofluoromethane | |
| Capan et al. | Chlorinated vapor sensing performance of lipophilic calix [4] arene phosphonic acid based thin films: sensor parameters, diffusion coefficients and theoretical calculations via density functional theory |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
| 17P | Request for examination filed |
Effective date: 20180507 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
| AX | Request for extension of the european patent |
Extension state: BA ME |
|
| DAV | Request for validation of the european patent (deleted) | ||
| DAX | Request for extension of the european patent (deleted) | ||
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
| 18W | Application withdrawn |
Effective date: 20200803 |