SE441826B - Sett att framstella en 2/n-(2-hydroxietyl)-n-legre alkylaminometyl/benshydrol - Google Patents
Sett att framstella en 2/n-(2-hydroxietyl)-n-legre alkylaminometyl/benshydrolInfo
- Publication number
- SE441826B SE441826B SE7808337A SE7808337A SE441826B SE 441826 B SE441826 B SE 441826B SE 7808337 A SE7808337 A SE 7808337A SE 7808337 A SE7808337 A SE 7808337A SE 441826 B SE441826 B SE 441826B
- Authority
- SE
- Sweden
- Prior art keywords
- reaction
- sodium borohydride
- methyl
- temperature
- dichloroethane
- Prior art date
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 18
- 239000012279 sodium borohydride Substances 0.000 claims description 17
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 17
- 230000009467 reduction Effects 0.000 claims description 11
- 239000011541 reaction mixture Substances 0.000 claims description 10
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 8
- 239000000460 chlorine Chemical group 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical group [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 5
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 239000012442 inert solvent Substances 0.000 claims description 5
- 229910052731 fluorine Inorganic materials 0.000 claims description 4
- 239000011737 fluorine Substances 0.000 claims description 4
- 125000001153 fluoro group Chemical group F* 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- QILSFLSDHQAZET-UHFFFAOYSA-N diphenylmethanol Chemical compound C=1C=CC=CC=1C(O)C1=CC=CC=C1 QILSFLSDHQAZET-UHFFFAOYSA-N 0.000 claims description 3
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 claims description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical group BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052794 bromium Inorganic materials 0.000 claims description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 22
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 14
- 238000010992 reflux Methods 0.000 description 14
- 239000002253 acid Substances 0.000 description 11
- 238000006722 reduction reaction Methods 0.000 description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 239000002002 slurry Substances 0.000 description 7
- 238000004809 thin layer chromatography Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- BFVYSPGKIADILF-UHFFFAOYSA-N 2-benzoyl-n-(2-chloroethyl)-n-methylbenzamide Chemical compound ClCCN(C)C(=O)C1=CC=CC=C1C(=O)C1=CC=CC=C1 BFVYSPGKIADILF-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- NHTAQNXZFMZXBU-UHFFFAOYSA-N 2-[[2-[hydroxy(phenyl)methyl]phenyl]methyl-methylamino]ethanol Chemical compound OCCN(C)CC1=CC=CC=C1C(O)C1=CC=CC=C1 NHTAQNXZFMZXBU-UHFFFAOYSA-N 0.000 description 2
- YQOHPRYMRZWLTA-UHFFFAOYSA-N 2-benzoyl-n-(2-hydroxyethyl)-n-methylbenzamide Chemical compound OCCN(C)C(=O)C1=CC=CC=C1C(=O)C1=CC=CC=C1 YQOHPRYMRZWLTA-UHFFFAOYSA-N 0.000 description 2
- FGTYTUFKXYPTML-UHFFFAOYSA-N 2-benzoylbenzoic acid Chemical compound OC(=O)C1=CC=CC=C1C(=O)C1=CC=CC=C1 FGTYTUFKXYPTML-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 230000002140 halogenating effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- -1 lithium aluminum hydride Chemical compound 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 2
- RJGUJPSNJFGFLK-UHFFFAOYSA-N 1,1-dichloroethane;hydrochloride Chemical compound Cl.CC(Cl)Cl RJGUJPSNJFGFLK-UHFFFAOYSA-N 0.000 description 1
- NGNBDVOYPDDBFK-UHFFFAOYSA-N 2-[2,4-di(pentan-2-yl)phenoxy]acetyl chloride Chemical compound CCCC(C)C1=CC=C(OCC(Cl)=O)C(C(C)CCC)=C1 NGNBDVOYPDDBFK-UHFFFAOYSA-N 0.000 description 1
- GKJLBCCOYHLILR-UHFFFAOYSA-N 2-phenyl-3h-4,1-benzoxazocine Chemical class C1OC=CC2=CC=CC=C2N=C1C1=CC=CC=C1 GKJLBCCOYHLILR-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- PHSPJQZRQAJPPF-UHFFFAOYSA-N N-alpha-Methylhistamine Chemical compound CNCCC1=CN=CN1 PHSPJQZRQAJPPF-UHFFFAOYSA-N 0.000 description 1
- OPKOKAMJFNKNAS-UHFFFAOYSA-N N-methylethanolamine Chemical compound CNCCO OPKOKAMJFNKNAS-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 238000010640 amide synthesis reaction Methods 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000012455 biphasic mixture Substances 0.000 description 1
- 229910000085 borane Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- NLFBCYMMUAKCPC-KQQUZDAGSA-N ethyl (e)-3-[3-amino-2-cyano-1-[(e)-3-ethoxy-3-oxoprop-1-enyl]sulfanyl-3-oxoprop-1-enyl]sulfanylprop-2-enoate Chemical compound CCOC(=O)\C=C\SC(=C(C#N)C(N)=O)S\C=C\C(=O)OCC NLFBCYMMUAKCPC-KQQUZDAGSA-N 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000010667 large scale reaction Methods 0.000 description 1
- 239000012280 lithium aluminium hydride Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C215/22—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated
- C07C215/28—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated and containing six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D267/00—Heterocyclic compounds containing rings of more than six members having one nitrogen atom and one oxygen atom as the only ring hetero atoms
- C07D267/22—Eight-membered rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB33006/77A GB1586578A (en) | 1977-08-05 | 1977-08-05 | Process for the preparation of 2-(n-(2-hydroxyyethyl)-n-lower alkylaminomethyl) benzhydrols |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7808337L SE7808337L (sv) | 1979-02-06 |
| SE441826B true SE441826B (sv) | 1985-11-11 |
Family
ID=10347271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7808337A SE441826B (sv) | 1977-08-05 | 1978-08-02 | Sett att framstella en 2/n-(2-hydroxietyl)-n-legre alkylaminometyl/benshydrol |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS5839145B2 (cs) |
| AT (1) | AT358010B (cs) |
| AU (1) | AU524563B2 (cs) |
| BE (1) | BE869550A (cs) |
| CA (1) | CA1117551A (cs) |
| CH (1) | CH634819A5 (cs) |
| CS (1) | CS202017B2 (cs) |
| DE (1) | DE2834312C2 (cs) |
| DK (1) | DK149120C (cs) |
| ES (1) | ES472301A1 (cs) |
| FI (1) | FI67536C (cs) |
| FR (1) | FR2399405A1 (cs) |
| GB (1) | GB1586578A (cs) |
| HU (1) | HU175657B (cs) |
| IL (1) | IL55286A (cs) |
| IT (1) | IT7826533A0 (cs) |
| MX (1) | MX5783E (cs) |
| NL (1) | NL7808113A (cs) |
| NO (1) | NO146023C (cs) |
| NZ (1) | NZ188068A (cs) |
| PL (1) | PL111230B1 (cs) |
| SE (1) | SE441826B (cs) |
| SU (1) | SU984403A3 (cs) |
| ZA (1) | ZA784437B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI800076A7 (fi) * | 1980-01-11 | 1981-01-01 | Farmos Oy | Menetelmä bentshydroliderivaatin valmistamiseksi. |
| DE3206660A1 (de) * | 1982-02-25 | 1983-09-01 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von o-acylamidomethylbenzyl-halogeniden |
| NZ539488A (en) * | 2002-12-20 | 2008-03-28 | Arakis Ltd | Benzoxazocines and their use as monoamine-reuptake inhibitors |
| US12170849B2 (en) | 2022-02-04 | 2024-12-17 | Applied Materials, Inc. | Pulsed illumination for fluid inspection |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3830803A (en) * | 1965-05-10 | 1974-08-20 | Riker Laboratories Inc | 5-loweralkyl-1-phenyl-1,3,4,6-tetrahydro-5h-benz(f)-2,5-oxazocines and 4-ones |
| GB1391862A (en) * | 1973-04-04 | 1975-04-23 | Yeda Res & Dev | Benzodiazepines |
-
1977
- 1977-08-05 GB GB33006/77A patent/GB1586578A/en not_active Expired
-
1978
- 1978-08-02 ES ES472301A patent/ES472301A1/es not_active Expired
- 1978-08-02 NL NL787808113A patent/NL7808113A/xx active Search and Examination
- 1978-08-02 SE SE7808337A patent/SE441826B/sv not_active IP Right Cessation
- 1978-08-02 NO NO782643A patent/NO146023C/no unknown
- 1978-08-02 DK DK342278A patent/DK149120C/da not_active IP Right Cessation
- 1978-08-03 CA CA000308679A patent/CA1117551A/en not_active Expired
- 1978-08-04 CH CH830178A patent/CH634819A5/de not_active IP Right Cessation
- 1978-08-04 NZ NZ188068A patent/NZ188068A/xx unknown
- 1978-08-04 SU SU782645753A patent/SU984403A3/ru active
- 1978-08-04 FR FR7823129A patent/FR2399405A1/fr active Granted
- 1978-08-04 AT AT569678A patent/AT358010B/de not_active IP Right Cessation
- 1978-08-04 JP JP53095155A patent/JPS5839145B2/ja not_active Expired
- 1978-08-04 CS CS785140A patent/CS202017B2/cs unknown
- 1978-08-04 AU AU38633/78A patent/AU524563B2/en not_active Expired
- 1978-08-04 MX MX787290U patent/MX5783E/es unknown
- 1978-08-04 DE DE2834312A patent/DE2834312C2/de not_active Expired
- 1978-08-04 ZA ZA00784437A patent/ZA784437B/xx unknown
- 1978-08-04 PL PL1978208868A patent/PL111230B1/pl unknown
- 1978-08-04 HU HU78RI681A patent/HU175657B/hu unknown
- 1978-08-04 IL IL55286A patent/IL55286A/xx active IP Right Grant
- 1978-08-04 FI FI782404A patent/FI67536C/fi not_active IP Right Cessation
- 1978-08-04 BE BE189728A patent/BE869550A/xx not_active IP Right Cessation
- 1978-08-04 IT IT7826533A patent/IT7826533A0/it unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Padwa et al. | Photochemical transformations of small ring heterocyclic compounds. 9. Intramolecular 1, 3-dipolar cycloaddition reactions of alkenyl-subituted nitrile imines | |
| Quinodoz et al. | N-Arylazetidines: Preparation through anionic ring closure | |
| Plater et al. | Synthesis of 1, 3, 5-tris [4-(diarylamino) phenyl] benzene and 1, 3, 5-tris (diarylamino) benzene derivatives | |
| HUP0101334A2 (hu) | Új eljárás 11-amino-3-klór-6,11-dihidro-5,5-dioxo-6-metil-dibenzo[c,f][1,2]tiazepin előállítására és tianeptin szintézisében történő alkalmazása | |
| DK150144B (da) | Fremgangsmaade til fremstilling af tetracykliske, kondenserede pyrazinderivater | |
| Klein et al. | Synthesis and thermal cyclization of an enediyne-sulfonamide | |
| JPH0570443A (ja) | ２−（２’，４’−ジヒドロキシフエニル）−４，６−ジアリール−ｓ−トリアジンの製造方法 | |
| SE441826B (sv) | Sett att framstella en 2/n-(2-hydroxietyl)-n-legre alkylaminometyl/benshydrol | |
| JP7471306B2 (ja) | ４－（２，２，３，３－テトラフルオロプロピル）モルホリンを製造する方法 | |
| NO137550B (no) | Analogifremgangsm}te til fremstilling av anti-inflammatorisk virksomme 2,4,5-trisubstituerte oksazolforbindelser | |
| US6180787B1 (en) | Process for preparing o-(3-amino-2-hydroxy-propyl)-hydroxymic acid halides | |
| US4287348A (en) | Preparation of sulphoalkyl quaternary salts | |
| US3586725A (en) | 2,4-dihalo-3,5-dinitrobenzotrifluorides | |
| Hansen et al. | N-quaternary compounds. Part XL. Syntheses of 1a, 6a-dihydroindeno [1, 2-b] azirin-6 (1 H)-ones and isomerisation to isoquinolinium derivatives | |
| US4772695A (en) | Process for the preparation of vinyl carbamates | |
| US2740795A (en) | Isoindolineicompounds | |
| US3161642A (en) | Preparation of pyrimidine derivatives by ether cleavage | |
| US4208349A (en) | Process for the preparation of 2-[N-(2-hydroxyethyl)-N-lower alkylaminomethyl]benzhydrols | |
| SMITH et al. | Convenient Syntheses of 1, 2, 3, 4-Tetrahydroquinoxalines | |
| DE19801597A1 (de) | Basenkatalysierte Synthes von 1-Aryl-4-(arylethyl)piperazinen aus aromatischen Olefinen und 1-Arylpiperazinen | |
| Burness et al. | Synthesis and Reactions of Quaternary Salts of Glyeidyl Amines | |
| KR102740618B1 (ko) | 아이속사졸 유도체의 제조 방법 및 그의 중간체 | |
| CA1119179A (en) | Process for preparing n-tritylimidazole compounds | |
| US3244707A (en) | Aminohaloalkenols and method of preparation | |
| Bozhenkov et al. | Structure and properties of 2, 2-dibromovinyl trifluoromethyl ketone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7808337-5 Effective date: 19920306 Format of ref document f/p: F |