GB1291696A - PROCESS FOR THE PRODUCTION OF alpha-SUBSTITUTED BENZOINS AND BENZOIN ETHERS - Google Patents
PROCESS FOR THE PRODUCTION OF alpha-SUBSTITUTED BENZOINS AND BENZOIN ETHERSInfo
- Publication number
- GB1291696A GB1291696A GB219370A GB219370A GB1291696A GB 1291696 A GB1291696 A GB 1291696A GB 219370 A GB219370 A GB 219370A GB 219370 A GB219370 A GB 219370A GB 1291696 A GB1291696 A GB 1291696A
- Authority
- GB
- United Kingdom
- Prior art keywords
- aryl
- formula
- alpha
- production
- benzoin ethers
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/46—Polymerisation initiated by wave energy or particle radiation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C321/00—Thiols, sulfides, hydropolysulfides or polysulfides
-
- 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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
-
- 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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/70—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
- C07C45/71—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/82—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups
- C07C49/83—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups polycyclic
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/82—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups
- C07C49/835—Ketones containing a keto group bound to a six-membered aromatic ring containing hydroxy groups having unsaturation outside an aromatic ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/84—Ketones containing a keto group bound to a six-membered aromatic ring containing ether groups, groups, groups, or groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Polymerisation Methods In General (AREA)
Abstract
1291696 Benzoin derivatives FARBENFABRIKEN BAYER AG 16 Jan 1970 [16 Jan 1969] 2193/70 Heading C2C Compounds of the formula where R 1 and R 2 are H, alkyl, alkoxy or halogen R 3 is optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, aryl or aralkyl, R 4 is H or optionally substituted alkyl, alkenyl, cycloalkyl, aryl or aralkyl and X or O or S are prepared by reacting a compound of the formula with a suitable electrophilic agent in the presence of a basic catalyst in a dipolar aprotic solvent or between 0‹ and 100‹ C. The invention further comprises racemates of Formula I, wherein R 4 is not hydrogen and R 3 is not aryl.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691902051 DE1902051A1 (en) | 1969-01-16 | 1969-01-16 | Process for the production of alpha-substituted benzoins and benzoin ethers |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1291696A true GB1291696A (en) | 1972-10-04 |
Family
ID=5722576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB219370A Expired GB1291696A (en) | 1969-01-16 | 1970-01-16 | PROCESS FOR THE PRODUCTION OF alpha-SUBSTITUTED BENZOINS AND BENZOIN ETHERS |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS4930831B1 (en) |
AT (1) | AT295504B (en) |
AU (1) | AU1033470A (en) |
BE (1) | BE744510A (en) |
CH (1) | CH524559A (en) |
DE (1) | DE1902051A1 (en) |
ES (1) | ES375492A1 (en) |
FR (1) | FR2028477A1 (en) |
GB (1) | GB1291696A (en) |
NL (1) | NL7000525A (en) |
SE (1) | SE375520B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2514680A1 (en) * | 1975-04-04 | 1976-10-14 | Bayer Ag | BENZOINE TERT.-BUTYL ETHER |
JPS5299553U (en) * | 1976-01-26 | 1977-07-27 | ||
US4318791A (en) * | 1977-12-22 | 1982-03-09 | Ciba-Geigy Corporation | Use of aromatic-aliphatic ketones as photo sensitizers |
-
1969
- 1969-01-16 DE DE19691902051 patent/DE1902051A1/en active Pending
-
1970
- 1970-01-07 AT AT9970A patent/AT295504B/en not_active IP Right Cessation
- 1970-01-14 NL NL7000525A patent/NL7000525A/xx unknown
- 1970-01-15 SE SE50070A patent/SE375520B/xx unknown
- 1970-01-15 AU AU10334/70A patent/AU1033470A/en not_active Expired
- 1970-01-16 JP JP394370A patent/JPS4930831B1/ja active Pending
- 1970-01-16 ES ES375492A patent/ES375492A1/en not_active Expired
- 1970-01-16 FR FR7001620A patent/FR2028477A1/fr not_active Withdrawn
- 1970-01-16 GB GB219370A patent/GB1291696A/en not_active Expired
- 1970-01-16 CH CH65570A patent/CH524559A/en not_active IP Right Cessation
- 1970-01-16 BE BE744510D patent/BE744510A/en unknown
Also Published As
Publication number | Publication date |
---|---|
JPS4930831B1 (en) | 1974-08-16 |
ES375492A1 (en) | 1972-05-16 |
AT295504B (en) | 1972-01-10 |
BE744510A (en) | 1970-07-16 |
SE375520B (en) | 1975-04-21 |
CH524559A (en) | 1972-06-30 |
DE1902051A1 (en) | 1970-08-13 |
AU1033470A (en) | 1971-07-22 |
NL7000525A (en) | 1970-07-20 |
FR2028477A1 (en) | 1970-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |