IL108346A - Process for preparing a history of diethylenetriamine - Google Patents
Process for preparing a history of diethylenetriamineInfo
- Publication number
- IL108346A IL108346A IL10834694A IL10834694A IL108346A IL 108346 A IL108346 A IL 108346A IL 10834694 A IL10834694 A IL 10834694A IL 10834694 A IL10834694 A IL 10834694A IL 108346 A IL108346 A IL 108346A
- Authority
- IL
- Israel
- Prior art keywords
- group
- process according
- general formula
- reacted
- stands
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical class NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 title abstract description 9
- 238000002360 preparation method Methods 0.000 title description 2
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 18
- -1 carbon-substituted diethylenetriamines Chemical class 0.000 claims description 18
- 239000000706 filtrate Substances 0.000 claims description 12
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 claims description 8
- 125000006239 protecting group Chemical group 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 7
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 6
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 239000003960 organic solvent Substances 0.000 claims description 5
- YYROPELSRYBVMQ-UHFFFAOYSA-N 4-toluenesulfonyl chloride Chemical compound CC1=CC=C(S(Cl)(=O)=O)C=C1 YYROPELSRYBVMQ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 4
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 3
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 claims description 3
- ITMCEJHCFYSIIV-UHFFFAOYSA-M triflate Chemical compound [O-]S(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-M 0.000 claims description 3
- QAEDZJGFFMLHHQ-UHFFFAOYSA-N trifluoroacetic anhydride Chemical compound FC(F)(F)C(=O)OC(=O)C(F)(F)F QAEDZJGFFMLHHQ-UHFFFAOYSA-N 0.000 claims description 3
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 2
- HDECRAPHCDXMIJ-UHFFFAOYSA-N 2-methylbenzenesulfonyl chloride Chemical compound CC1=CC=CC=C1S(Cl)(=O)=O HDECRAPHCDXMIJ-UHFFFAOYSA-N 0.000 claims description 2
- UYWQUFXKFGHYNT-UHFFFAOYSA-N phenylmethyl ester of formic acid Natural products O=COCC1=CC=CC=C1 UYWQUFXKFGHYNT-UHFFFAOYSA-N 0.000 claims description 2
- 150000001414 amino alcohols Chemical class 0.000 claims 2
- WADJDQQIPSKENN-UHFFFAOYSA-N 1-methoxy-4-methylbenzene Chemical compound [CH2]C1=CC=C(OC)C=C1 WADJDQQIPSKENN-UHFFFAOYSA-N 0.000 claims 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 42
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 36
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 14
- 238000004458 analytical method Methods 0.000 description 12
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 9
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 8
- 238000001035 drying Methods 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 8
- 230000008018 melting Effects 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 239000002244 precipitate Substances 0.000 description 7
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- 229910052938 sodium sulfate Inorganic materials 0.000 description 6
- 235000011152 sodium sulphate Nutrition 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000012074 organic phase Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 239000012359 Methanesulfonyl chloride Substances 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 150000001408 amides Chemical class 0.000 description 4
- 229910000085 borane Inorganic materials 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- 239000012279 sodium borohydride Substances 0.000 description 4
- 229910000033 sodium borohydride Inorganic materials 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- SIPUZPBQZHNSDW-UHFFFAOYSA-N bis(2-methylpropyl)aluminum Chemical compound CC(C)C[Al]CC(C)C SIPUZPBQZHNSDW-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000012280 lithium aluminium hydride Substances 0.000 description 3
- QNAXXWKNHJQNSB-SFHVURJKSA-N methyl (2S)-2-[ethyl(phenylmethoxycarbonyloxy)amino]-3-(4-hydroxyphenyl)propanoate Chemical compound COC([C@@H](N(OC(=O)OCC1=CC=CC=C1)CC)CC1=CC=C(C=C1)O)=O QNAXXWKNHJQNSB-SFHVURJKSA-N 0.000 description 3
- SLLMDHBKALJDBW-INIZCTEOSA-N methyl (2s)-3-(4-hydroxyphenyl)-2-(phenylmethoxycarbonylamino)propanoate Chemical compound C([C@@H](C(=O)OC)NC(=O)OCC=1C=CC=CC=1)C1=CC=C(O)C=C1 SLLMDHBKALJDBW-INIZCTEOSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 125000005490 tosylate group Chemical group 0.000 description 3
- 150000008648 triflates Chemical class 0.000 description 3
- 101150041968 CDC13 gene Proteins 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-MICDWDOJSA-N Trichloro(2H)methane Chemical compound [2H]C(Cl)(Cl)Cl HEDRZPFGACZZDS-MICDWDOJSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- QERBLYVNNOZRTM-KRWDZBQOSA-N benzyl n-[(2s)-1-(4-ethoxyphenyl)-3-hydroxypropan-2-yl]carbamate Chemical compound C1=CC(OCC)=CC=C1C[C@@H](CO)NC(=O)OCC1=CC=CC=C1 QERBLYVNNOZRTM-KRWDZBQOSA-N 0.000 description 2
- JZQPPPPYEOPYKR-HNNXBMFYSA-N benzyl n-[(2s)-1-hydroxy-3-(4-hydroxyphenyl)propan-2-yl]carbamate Chemical compound C([C@@H](CO)NC(=O)OCC=1C=CC=CC=1)C1=CC=C(O)C=C1 JZQPPPPYEOPYKR-HNNXBMFYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000012230 colorless oil Substances 0.000 description 2
- MYJQGGALXPHWLV-UHFFFAOYSA-N cyclopentane-1,2-diamine Chemical compound NC1CCCC1N MYJQGGALXPHWLV-UHFFFAOYSA-N 0.000 description 2
- 239000012458 free base Substances 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 2
- XKMNAEVBRHGEHI-KRWDZBQOSA-N methyl (2s)-3-(4-methoxyphenyl)-2-(phenylmethoxycarbonylamino)propanoate Chemical compound C([C@@H](C(=O)OC)NC(=O)OCC=1C=CC=CC=1)C1=CC=C(OC)C=C1 XKMNAEVBRHGEHI-KRWDZBQOSA-N 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- SSJXIUAHEKJCMH-PHDIDXHHSA-N (1r,2r)-cyclohexane-1,2-diamine Chemical compound N[C@@H]1CCCC[C@H]1N SSJXIUAHEKJCMH-PHDIDXHHSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- 238000005160 1H NMR spectroscopy Methods 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000012448 Lithium borohydride Substances 0.000 description 1
- 241000529895 Stercorarius Species 0.000 description 1
- OKJPEAGHQZHRQV-UHFFFAOYSA-N Triiodomethane Natural products IC(I)I OKJPEAGHQZHRQV-UHFFFAOYSA-N 0.000 description 1
- GVWGUVJRDPMFAP-NTEVMMBTSA-N [4-[(2s)-3-(2-aminoethylamino)-2-(phenylmethoxycarbonylamino)propyl]phenyl] methanesulfonate;dihydrochloride Chemical compound Cl.Cl.C1=CC(OS(=O)(=O)C)=CC=C1C[C@@H](CNCCN)NC(=O)OCC1=CC=CC=C1 GVWGUVJRDPMFAP-NTEVMMBTSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001350 alkyl halides Chemical class 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- JONRIDPCVXLNHZ-IBGZPJMESA-N benzyl n-[(2s)-1-(2-aminoethylamino)-3-(4-ethoxyphenyl)propan-2-yl]carbamate Chemical compound C1=CC(OCC)=CC=C1C[C@@H](CNCCN)NC(=O)OCC1=CC=CC=C1 JONRIDPCVXLNHZ-IBGZPJMESA-N 0.000 description 1
- DDFCLZAUUUPZDH-TXEPZDRESA-N benzyl n-[(2s)-1-(2-aminoethylamino)-3-(4-ethoxyphenyl)propan-2-yl]carbamate;dihydrochloride Chemical compound Cl.Cl.C1=CC(OCC)=CC=C1C[C@@H](CNCCN)NC(=O)OCC1=CC=CC=C1 DDFCLZAUUUPZDH-TXEPZDRESA-N 0.000 description 1
- WPOFMMJJCPZPAO-INIZCTEOSA-N benzyl n-[(2s)-1-hydroxy-3-phenylpropan-2-yl]carbamate Chemical compound C([C@@H](CO)NC(=O)OCC=1C=CC=CC=1)C1=CC=CC=C1 WPOFMMJJCPZPAO-INIZCTEOSA-N 0.000 description 1
- YGARWTHXCINBQM-ZDUSSCGKSA-N benzyl n-[(2s)-1-hydroxy-4-methylpentan-2-yl]carbamate Chemical compound CC(C)C[C@@H](CO)NC(=O)OCC1=CC=CC=C1 YGARWTHXCINBQM-ZDUSSCGKSA-N 0.000 description 1
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000002872 contrast media Substances 0.000 description 1
- 229940039231 contrast media Drugs 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- YMHQVDAATAEZLO-UHFFFAOYSA-N cyclohexane-1,1-diamine Chemical group NC1(N)CCCCC1 YMHQVDAATAEZLO-UHFFFAOYSA-N 0.000 description 1
- SSJXIUAHEKJCMH-UHFFFAOYSA-N cyclohexane-1,2-diamine Chemical compound NC1CCCCC1N SSJXIUAHEKJCMH-UHFFFAOYSA-N 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000007327 hydrogenolysis reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 150000007529 inorganic bases Chemical class 0.000 description 1
- HVTICUPFWKNHNG-UHFFFAOYSA-N iodoethane Chemical compound CCI HVTICUPFWKNHNG-UHFFFAOYSA-N 0.000 description 1
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 150000008379 phenol ethers Chemical group 0.000 description 1
- SSOLNOMRVKKSON-UHFFFAOYSA-N proguanil Chemical compound CC(C)\N=C(/N)N=C(N)NC1=CC=C(Cl)C=C1 SSOLNOMRVKKSON-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/26—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids
- C07C303/30—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids by reactions not involving the formation of esterified sulfo groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
- C07C217/54—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton
- C07C217/56—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains not further substituted by singly-bound oxygen atoms
- C07C217/62—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains not further substituted by singly-bound oxygen atoms linked by carbon chains having at least three carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/06—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups by reactions not involving the formation of carbamate groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
- C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
- C07C271/10—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C271/20—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to carbon atoms of hydrocarbon radicals substituted by nitrogen atoms not being part of nitro or nitroso groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
- C07C2601/08—Systems containing only non-condensed rings with a five-membered ring the ring being saturated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Epoxy Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4302289A DE4302289A1 (de) | 1993-01-25 | 1993-01-25 | Verfahren zur Herstellung C-substituierter Diethylentriamine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL108346A0 IL108346A0 (en) | 1994-04-12 |
| IL108346A true IL108346A (en) | 1998-10-30 |
Family
ID=6479075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL10834694A IL108346A (en) | 1993-01-25 | 1994-01-16 | Process for preparing a history of diethylenetriamine |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US5654467A (zh) |
| EP (1) | EP0680467B1 (zh) |
| JP (1) | JP3481242B2 (zh) |
| KR (1) | KR100305152B1 (zh) |
| CN (1) | CN1055460C (zh) |
| AT (1) | ATE165341T1 (zh) |
| AU (1) | AU681373B2 (zh) |
| CA (1) | CA2154558C (zh) |
| DE (2) | DE4302289A1 (zh) |
| DK (1) | DK0680467T3 (zh) |
| ES (1) | ES2115930T3 (zh) |
| HU (1) | HU221372B1 (zh) |
| IL (1) | IL108346A (zh) |
| MY (1) | MY111508A (zh) |
| NO (1) | NO305116B1 (zh) |
| NZ (1) | NZ259854A (zh) |
| TW (1) | TW367318B (zh) |
| WO (1) | WO1994017033A1 (zh) |
| ZA (1) | ZA94514B (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961654A (zh) * | 2015-06-07 | 2015-10-07 | 德阳市德氏生物科技有限公司 | 一种关于Fmoc-DOOA·HCl的合成方法 |
| CN109232279B (zh) * | 2018-10-24 | 2021-03-30 | 上海司太立制药有限公司 | 一种钆塞酸二钠中间体的纯化方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2364178A (en) * | 1943-02-04 | 1944-12-05 | Carbide & Carbon Chem Corp | Aminoalkylation of nitrogen derivatives |
| DE1155122B (de) * | 1960-10-17 | 1963-10-03 | Geigy Ag J R | Verfahren zur Herstellung von neuen alicyclischen Polyaminopolyessigsaeuren bzw. deren komplexen Metallverbindungen |
| US3236895A (en) * | 1960-12-12 | 1966-02-22 | Dow Chemical Co | Polyoxyalkylenepolyamines |
| US5198208A (en) * | 1987-07-16 | 1993-03-30 | Nycomed Imaging As | Aminopolycarboxylic acids and derivatives thereof |
| DE3922005A1 (de) * | 1989-06-30 | 1991-01-10 | Schering Ag | Derivatisierte dtpa-komplexe, diese verbindungen enthaltende pharmazeutische mittel, ihre verwendung und verfahren zu deren herstellung |
| US5124471A (en) * | 1990-03-26 | 1992-06-23 | The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services | Bifunctional dtpa-type ligand |
-
1993
- 1993-01-25 DE DE4302289A patent/DE4302289A1/de not_active Withdrawn
-
1994
- 1994-01-08 EP EP94905013A patent/EP0680467B1/de not_active Expired - Lifetime
- 1994-01-08 DE DE59405793T patent/DE59405793D1/de not_active Expired - Lifetime
- 1994-01-08 ES ES94905013T patent/ES2115930T3/es not_active Expired - Lifetime
- 1994-01-08 CA CA002154558A patent/CA2154558C/en not_active Expired - Lifetime
- 1994-01-08 AT AT94905013T patent/ATE165341T1/de active
- 1994-01-08 DK DK94905013T patent/DK0680467T3/da active
- 1994-01-08 KR KR1019950703033A patent/KR100305152B1/ko not_active IP Right Cessation
- 1994-01-08 JP JP51660894A patent/JP3481242B2/ja not_active Expired - Lifetime
- 1994-01-08 NZ NZ259854A patent/NZ259854A/en not_active IP Right Cessation
- 1994-01-08 AU AU58812/94A patent/AU681373B2/en not_active Expired
- 1994-01-08 HU HU9501877A patent/HU221372B1/hu unknown
- 1994-01-08 WO PCT/EP1994/000034 patent/WO1994017033A1/de active IP Right Grant
- 1994-01-08 US US08/495,474 patent/US5654467A/en not_active Expired - Lifetime
- 1994-01-16 IL IL10834694A patent/IL108346A/en not_active IP Right Cessation
- 1994-01-24 CN CN94102662A patent/CN1055460C/zh not_active Expired - Lifetime
- 1994-01-25 MY MYPI94000196A patent/MY111508A/en unknown
- 1994-01-25 ZA ZA94514A patent/ZA94514B/xx unknown
- 1994-03-11 TW TW083102125A patent/TW367318B/zh not_active IP Right Cessation
-
1995
- 1995-07-24 NO NO19952926A patent/NO305116B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK0680467T3 (da) | 1999-02-15 |
| KR100305152B1 (ko) | 2001-11-30 |
| EP0680467B1 (de) | 1998-04-22 |
| JPH08504827A (ja) | 1996-05-28 |
| CN1100411A (zh) | 1995-03-22 |
| ATE165341T1 (de) | 1998-05-15 |
| JP3481242B2 (ja) | 2003-12-22 |
| HU221372B1 (en) | 2002-09-28 |
| ES2115930T3 (es) | 1998-07-01 |
| MY111508A (en) | 2000-07-31 |
| US5654467A (en) | 1997-08-05 |
| DE4302289A1 (de) | 1994-07-28 |
| HU9501877D0 (en) | 1995-08-28 |
| HUT71742A (en) | 1996-01-29 |
| ZA94514B (en) | 1994-09-05 |
| DE59405793D1 (de) | 1998-05-28 |
| KR960700223A (ko) | 1996-01-19 |
| CN1055460C (zh) | 2000-08-16 |
| CA2154558A1 (en) | 1994-08-04 |
| NO305116B1 (no) | 1999-04-06 |
| AU681373B2 (en) | 1997-08-28 |
| EP0680467A1 (de) | 1995-11-08 |
| WO1994017033A1 (de) | 1994-08-04 |
| TW367318B (en) | 1999-08-21 |
| CA2154558C (en) | 2003-10-28 |
| NO952926L (no) | 1995-07-24 |
| IL108346A0 (en) | 1994-04-12 |
| NO952926D0 (no) | 1995-07-24 |
| AU5881294A (en) | 1994-08-15 |
| NZ259854A (en) | 1997-01-29 |
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