CA1198445A - Preparation d'haloformate aromatique - Google Patents
Preparation d'haloformate aromatiqueInfo
- Publication number
- CA1198445A CA1198445A CA000405469A CA405469A CA1198445A CA 1198445 A CA1198445 A CA 1198445A CA 000405469 A CA000405469 A CA 000405469A CA 405469 A CA405469 A CA 405469A CA 1198445 A CA1198445 A CA 1198445A
- Authority
- CA
- Canada
- Prior art keywords
- quaternary phosphonium
- phosphonium salt
- unsubstituted
- alkyl
- substituted
- 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
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/96—Esters of carbonic or haloformic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C68/00—Preparation of esters of carbonic or haloformic acids
- C07C68/02—Preparation of esters of carbonic or haloformic acids from phosgene or haloformates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29154781A | 1981-08-10 | 1981-08-10 | |
US291,547 | 1981-08-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1198445A true CA1198445A (fr) | 1985-12-24 |
Family
ID=23120753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000405469A Expired CA1198445A (fr) | 1981-08-10 | 1982-06-18 | Preparation d'haloformate aromatique |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA1198445A (fr) |
FR (1) | FR2510989A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114920650A (zh) * | 2022-06-15 | 2022-08-19 | 江西亚太科技发展有限公司 | 一种用于分离4-硝基苯酚及4-硝基苯基氯甲酸酯的气相方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5136077A (en) * | 1989-12-18 | 1992-08-04 | The Dow Chemical Company | Process for the preparation of diaryl carbonates |
US5298646A (en) * | 1993-07-22 | 1994-03-29 | Ppg Industries, Inc. | Synthesis of monochloroethyl chloroformates by free radical initiated chlorination of ethyl chloroformate |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3019526A1 (de) * | 1980-05-22 | 1981-11-26 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von chlorameisensaeurearylestern |
-
1982
- 1982-06-18 CA CA000405469A patent/CA1198445A/fr not_active Expired
- 1982-08-04 FR FR8213640A patent/FR2510989A1/fr not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114920650A (zh) * | 2022-06-15 | 2022-08-19 | 江西亚太科技发展有限公司 | 一种用于分离4-硝基苯酚及4-硝基苯基氯甲酸酯的气相方法 |
CN114920650B (zh) * | 2022-06-15 | 2024-06-18 | 江西亚太科技发展有限公司 | 一种用于分离4-硝基苯酚及4-硝基苯基氯甲酸酯的气相方法 |
Also Published As
Publication number | Publication date |
---|---|
FR2510989A1 (fr) | 1983-02-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4062884A (en) | Process for the preparation of dialkylcarbonates | |
US5059723A (en) | Hydroxyalkylation of phenols or thiophenols with cyclic organic carbonates using triorganophosphine catalysts | |
US4261922A (en) | Process for alkoxylation of phenols | |
NL7908993A (nl) | Werkwijze ter bereiding van polycarbonaten. | |
US4618693A (en) | Cyclic organic phosphorus compound and process for producing same | |
CA1249594A (fr) | Procede de production de n-methylcarbamates | |
CA1042912A (fr) | Mode de preparation des carbonates diaryl | |
US3919330A (en) | Process for the purification of 2,2-bis-(4-hydroxyphenyl)propane | |
KR920000445B1 (ko) | 방향족 카보네이트의 제조방법 | |
WO2003010123A1 (fr) | Preparation exempte de solvant de diaryl carbonates substitues par un ester | |
US5136077A (en) | Process for the preparation of diaryl carbonates | |
US5424473A (en) | Process for the preparation of aryl haloformates and diaryl carbonates | |
CA1198445A (fr) | Preparation d'haloformate aromatique | |
US5252771A (en) | Aluminum trifluoride catalyst for production of diaryl carbonates | |
CA1133943A (fr) | Bis (4-hydroxyphenyl sulfonylphenyl) biphenyldisulfones | |
US3492328A (en) | Production of halogenated tetraphenoxysilanes | |
US6106918A (en) | Optical quality polycarbonates | |
US4774355A (en) | Process for preparing pentaerythritol-tetrakis(3-alkylthio-propionate) | |
US6399536B2 (en) | High performance catalyst systems for the synthesis of alkylenecarbonates | |
TWI284136B (en) | Salts of non-volatile acids as polymerization catalysts | |
US5274164A (en) | Preparation of aryl chloroformates | |
US4095034A (en) | Manufacture of α-naphthyl-N-methyl-carbamate | |
US5994596A (en) | Method for preparing high purity indane bisphenols | |
US4766255A (en) | Processes for bisphenols | |
US3234262A (en) | Process for preparing diaryl carbonates |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |