BE795782A - Procede de preparation de la 2,4-dihydroxy-benzophenone - Google Patents
Procede de preparation de la 2,4-dihydroxy-benzophenoneInfo
- Publication number
- BE795782A BE795782A BE795782DA BE795782A BE 795782 A BE795782 A BE 795782A BE 795782D A BE795782D A BE 795782DA BE 795782 A BE795782 A BE 795782A
- Authority
- BE
- Belgium
- Prior art keywords
- benzophenone
- dihydroxy
- preparing
- Prior art date
Links
Classifications
-
- 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
- C07C45/008—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with tri- or tetrahalomethyl compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2208970A DE2208970C3 (de) | 1972-02-25 | 1972-02-25 | Verfahren zur Herstellung von 2,4-Dihydroxybenzophenon |
Publications (1)
Publication Number | Publication Date |
---|---|
BE795782A true BE795782A (fr) | 1973-08-22 |
Family
ID=5837108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE795782D BE795782A (fr) | 1972-02-25 | Procede de preparation de la 2,4-dihydroxy-benzophenone |
Country Status (9)
Country | Link |
---|---|
US (1) | US3843729A (ja) |
JP (1) | JPS5745731B2 (ja) |
BE (1) | BE795782A (ja) |
CA (1) | CA1007661A (ja) |
CH (1) | CH574891A5 (ja) |
DE (1) | DE2208970C3 (ja) |
FR (1) | FR2173291B1 (ja) |
GB (1) | GB1400962A (ja) |
NL (1) | NL7302499A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5629453A (en) * | 1995-01-13 | 1997-05-13 | Great Lakes Chemical France | Process for the manufacture of hydroxyalkoxybenzophenones |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3108076A1 (de) * | 1981-03-04 | 1982-09-16 | Basf Ag, 6700 Ludwigshafen | "verfahren zur herstellung von o- und p-acylphenolen" |
US4568429A (en) * | 1984-03-02 | 1986-02-04 | Gaf Corporation | Process for the preparation of 2,4-dihydroxybenzophenones |
JPH0356977Y2 (ja) * | 1987-04-27 | 1991-12-25 | ||
CN101830791B (zh) * | 2010-05-26 | 2013-06-12 | 湖北美凯化工有限公司 | 一种2,4-二羟基二苯甲酮的制备方法 |
CN109456233A (zh) * | 2018-10-23 | 2019-03-12 | 襄阳金达成精细化工有限公司 | 一种紫外线吸收剂uv-284的制备方法 |
-
0
- BE BE795782D patent/BE795782A/xx not_active IP Right Cessation
-
1972
- 1972-02-25 DE DE2208970A patent/DE2208970C3/de not_active Expired
-
1973
- 1973-02-22 NL NL7302499A patent/NL7302499A/xx unknown
- 1973-02-22 US US00334848A patent/US3843729A/en not_active Expired - Lifetime
- 1973-02-22 CH CH259173A patent/CH574891A5/xx not_active IP Right Cessation
- 1973-02-23 FR FR7306603A patent/FR2173291B1/fr not_active Expired
- 1973-02-23 CA CA164,440A patent/CA1007661A/en not_active Expired
- 1973-02-23 JP JP48021428A patent/JPS5745731B2/ja not_active Expired
- 1973-02-23 GB GB901073A patent/GB1400962A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5629453A (en) * | 1995-01-13 | 1997-05-13 | Great Lakes Chemical France | Process for the manufacture of hydroxyalkoxybenzophenones |
Also Published As
Publication number | Publication date |
---|---|
JPS48103555A (ja) | 1973-12-25 |
GB1400962A (en) | 1975-07-16 |
CH574891A5 (ja) | 1976-04-30 |
NL7302499A (ja) | 1973-08-28 |
FR2173291B1 (ja) | 1977-12-30 |
DE2208970C3 (de) | 1980-09-04 |
DE2208970A1 (de) | 1973-08-30 |
CA1007661A (en) | 1977-03-29 |
US3843729A (en) | 1974-10-22 |
JPS5745731B2 (ja) | 1982-09-29 |
FR2173291A1 (ja) | 1973-10-05 |
DE2208970B2 (de) | 1980-01-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: BAYER A.G. Effective date: 19870228 |