BE872028A - Procede pour la preparation d'esters d'acides alpha-chlorocarboxyliques et produits obtenus - Google Patents
Procede pour la preparation d'esters d'acides alpha-chlorocarboxyliques et produits obtenusInfo
- Publication number
- BE872028A BE872028A BE6046668A BE6046668A BE872028A BE 872028 A BE872028 A BE 872028A BE 6046668 A BE6046668 A BE 6046668A BE 6046668 A BE6046668 A BE 6046668A BE 872028 A BE872028 A BE 872028A
- Authority
- BE
- Belgium
- Prior art keywords
- alpha
- esters
- preparation
- products obtained
- chlorocarboxylic acids
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/307—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/58—Preparation of carboxylic acid halides
- C07C51/60—Preparation of carboxylic acid halides by conversion of carboxylic acids or their anhydrides or esters, lactones, salts into halides with the same carboxylic acid part
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
- C07C53/15—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen containing halogen
- C07C53/19—Acids containing three or more carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/62—Halogen-containing esters
- C07C69/63—Halogen-containing esters of saturated acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2751134A DE2751134C2 (de) | 1977-11-16 | 1977-11-16 | Verfahren zur Herstellung von γ-Chlorcarbonsäureestern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE872028A true BE872028A (fr) | 1979-05-14 |
Family
ID=6023827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE6046668A BE872028A (fr) | 1977-11-16 | 1978-11-14 | Procede pour la preparation d'esters d'acides alpha-chlorocarboxyliques et produits obtenus |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5479224A (it) |
| BE (1) | BE872028A (it) |
| CA (1) | CA1136643A (it) |
| CH (1) | CH636593A5 (it) |
| DE (1) | DE2751134C2 (it) |
| FR (1) | FR2409254A1 (it) |
| GB (1) | GB2008111B (it) |
| IL (1) | IL55933A (it) |
| IT (1) | IT1157707B (it) |
| NL (1) | NL7808304A (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI86889C (fi) * | 1984-03-29 | 1992-10-26 | Lonza Ag | Foerfarande foer framstaellning av av l-karnitin pao mikrobiologiskt saett |
| DE3538133A1 (de) * | 1985-10-26 | 1987-04-30 | Huels Chemische Werke Ag | Verfahren zur herstellung von reinen, chlorfreien cyclopropancarbonsaeureestern |
| JPH0291049A (ja) * | 1988-09-21 | 1990-03-30 | Lonza Ag | ｒ―ブチロベタインの製造方法 |
| DE4412316A1 (de) * | 1994-04-11 | 1995-10-12 | Basf Ag | Verfahren zur Herstellung von o-Chlormethylbenzoesäurechloriden |
| US6552217B2 (en) * | 2000-08-01 | 2003-04-22 | Eastman Chemical Company | Process for the preparation of alkyl 1-methylcyclopropanecarboxylate |
| CN106631777B (zh) * | 2016-11-30 | 2019-02-19 | 浙江大学 | 合成γ-氯丁酸甲酯的方法 |
| CN117510328B (zh) * | 2023-12-29 | 2024-04-12 | 山东京新药业有限公司 | 一种4-氯丁酸甲酯的制备方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3927074A (en) * | 1974-06-19 | 1975-12-16 | Olin Corp | Preparation of halobutyrate esters |
-
1977
- 1977-11-16 DE DE2751134A patent/DE2751134C2/de not_active Expired
-
1978
- 1978-08-08 NL NL7808304A patent/NL7808304A/xx not_active Application Discontinuation
- 1978-10-27 CA CA000314569A patent/CA1136643A/en not_active Expired
- 1978-11-08 GB GB7843737A patent/GB2008111B/en not_active Expired
- 1978-11-10 FR FR7831873A patent/FR2409254A1/fr active Granted
- 1978-11-14 IL IL55933A patent/IL55933A/xx unknown
- 1978-11-14 BE BE6046668A patent/BE872028A/xx not_active IP Right Cessation
- 1978-11-14 JP JP13948178A patent/JPS5479224A/ja active Granted
- 1978-11-15 IT IT51914/78A patent/IT1157707B/it active
- 1978-11-15 CH CH1175178A patent/CH636593A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7808304A (nl) | 1979-05-18 |
| IL55933A (en) | 1982-02-28 |
| FR2409254A1 (fr) | 1979-06-15 |
| JPS5479224A (en) | 1979-06-25 |
| CH636593A5 (de) | 1983-06-15 |
| JPS6223739B2 (it) | 1987-05-25 |
| GB2008111A (en) | 1979-05-31 |
| DE2751134C2 (de) | 1986-04-17 |
| IL55933A0 (en) | 1979-01-31 |
| FR2409254B1 (it) | 1984-10-05 |
| CA1136643A (en) | 1982-11-30 |
| IT7851914A0 (it) | 1978-11-15 |
| IT1157707B (it) | 1987-02-18 |
| GB2008111B (en) | 1982-04-15 |
| DE2751134A1 (de) | 1979-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS Effective date: 19921130 |