CH478740A - Process for the preparation of methyl 3,4- (disubstituted-benzyl) -ketones - Google Patents
Process for the preparation of methyl 3,4- (disubstituted-benzyl) -ketonesInfo
- Publication number
- CH478740A CH478740A CH1423365A CH1423365A CH478740A CH 478740 A CH478740 A CH 478740A CH 1423365 A CH1423365 A CH 1423365A CH 1423365 A CH1423365 A CH 1423365A CH 478740 A CH478740 A CH 478740A
- Authority
- CH
- Switzerland
- Prior art keywords
- disubstituted
- ketones
- benzyl
- methyl
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/48—Compounds containing oxirane rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. ester or nitrile radicals
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
- C07C45/58—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in three-membered rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/72—Two oxygen atoms, e.g. hydantoin
- C07D233/76—Two oxygen atoms, e.g. hydantoin with substituted hydrocarbon radicals attached to the third ring carbon atom
- C07D233/78—Radicals substituted by oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40559164A | 1964-10-21 | 1964-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH478740A true CH478740A (en) | 1969-09-30 |
Family
ID=23604323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1423365A CH478740A (en) | 1964-10-21 | 1965-10-15 | Process for the preparation of methyl 3,4- (disubstituted-benzyl) -ketones |
Country Status (6)
| Country | Link |
|---|---|
| BR (1) | BR6574082D0 (en) |
| CH (1) | CH478740A (en) |
| DE (2) | DE1518037B1 (en) |
| FR (1) | FR1450200A (en) |
| GB (1) | GB1094238A (en) |
| NL (1) | NL6513089A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4705862A (en) * | 1984-10-05 | 1987-11-10 | Smithkline Beckman Corporation | Chemical processes for 2-(2-halo-3,4-dimethoxybenzyl)-5-(4-methoxyphenyl)oxazolidines |
| US4782163A (en) * | 1984-10-05 | 1988-11-01 | Smithkline Beckman Corporation | 2-(2-halo-3,4-dimethoxybenzyl)-5-(4-methoxyphenyl)-oxazolidines |
| IT1186782B (en) * | 1985-10-18 | 1987-12-16 | Montedison Spa | PROCESS FOR THE PREPARATION OF PHENYLPROPANONS |
| JP2741069B2 (en) * | 1988-07-08 | 1998-04-15 | 日本石油化学株式会社 | Production of aromatic compounds by a novel oxidation method of aromatic unsaturated compounds |
| US7015338B1 (en) | 1999-04-15 | 2006-03-21 | Mars Incorporated | Synthetic methods for preparing procyanidin oligomers |
| CN115894352A (en) * | 2021-09-30 | 2023-04-04 | 迈克斯(如东)化工有限公司 | Method for preparing pyridone compound and intermediate thereof |
-
1965
- 1965-10-08 NL NL6513089A patent/NL6513089A/xx unknown
- 1965-10-15 DE DE19651518037 patent/DE1518037B1/en active Pending
- 1965-10-15 GB GB43856/65A patent/GB1094238A/en not_active Expired
- 1965-10-15 FR FR35124A patent/FR1450200A/en not_active Expired
- 1965-10-15 DE DE1793570A patent/DE1793570C3/en not_active Expired
- 1965-10-15 CH CH1423365A patent/CH478740A/en not_active IP Right Cessation
- 1965-10-15 BR BR174082/65A patent/BR6574082D0/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1518037B1 (en) | 1970-06-18 |
| FR1450200A (en) | 1966-05-06 |
| GB1094238A (en) | 1967-12-06 |
| NL6513089A (en) | 1966-04-22 |
| DE1793570B2 (en) | 1973-12-20 |
| DE1793570C3 (en) | 1974-07-18 |
| BR6574082D0 (en) | 1973-08-07 |
| DE1793570A1 (en) | 1972-02-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |