CH621104A5 - - Google Patents
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- Publication number
- CH621104A5 CH621104A5 CH837476A CH837476A CH621104A5 CH 621104 A5 CH621104 A5 CH 621104A5 CH 837476 A CH837476 A CH 837476A CH 837476 A CH837476 A CH 837476A CH 621104 A5 CH621104 A5 CH 621104A5
- Authority
- CH
- Switzerland
- Prior art keywords
- chlorine
- chlorination
- reaction
- reactor
- reactors
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
- C07C17/14—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms in the side-chain of aromatic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2530094A DE2530094C2 (de) | 1975-07-05 | 1975-07-05 | Verfahren zur kontinuierlichen Herstellung von Mono- oder DKtrichlormethyl)benzolen |
Publications (1)
Publication Number | Publication Date |
---|---|
CH621104A5 true CH621104A5 (es) | 1981-01-15 |
Family
ID=5950759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH837476A CH621104A5 (es) | 1975-07-05 | 1976-06-30 |
Country Status (10)
Country | Link |
---|---|
US (1) | US4056455A (es) |
JP (1) | JPS5953887B2 (es) |
BE (1) | BE843787A (es) |
CA (1) | CA1067101A (es) |
CH (1) | CH621104A5 (es) |
DE (1) | DE2530094C2 (es) |
FR (1) | FR2317259A1 (es) |
GB (1) | GB1499256A (es) |
IT (1) | IT1062513B (es) |
NL (1) | NL7607176A (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3109966A1 (de) * | 1981-03-14 | 1982-09-23 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von trichlormethyl-substituierten aromatischen verbindungen und dabei erhaltene trichlormethyl-substituierte verbindungen |
FR2700714A1 (fr) | 1993-01-28 | 1994-07-29 | Atochem Elf Sa | Nouveaux réacteurs photochimiques et procédés les utilisant notamment procédé d'halogénation d'alkylbenzènes. |
IT1263960B (it) * | 1993-02-24 | 1996-09-05 | Enichem Sintesi | Procedimento per la fotoclorurazione di composti alchilaromatici |
FR2777277A1 (fr) * | 1998-04-09 | 1999-10-15 | Atochem Elf Sa | Procede de preparation en continu de mono et/ou bis(mono-, et/ou di-, et/ou trichloromethyl) benzenes |
US6174415B1 (en) * | 1999-05-19 | 2001-01-16 | Occidental Chemical Corporation | Chlorinating side chains of aromatic compounds |
CN100532339C (zh) * | 2007-06-18 | 2009-08-26 | 南京工业大学 | 一种生产苄叉二氯或氯代苄叉二氯的方法 |
CN104592000B (zh) * | 2014-12-22 | 2017-01-11 | 上海方纶新材料科技有限公司 | 制备氯甲酰基取代苯的清洁工艺 |
CN104591958B (zh) * | 2015-02-03 | 2016-09-07 | 上海方纶新材料科技有限公司 | 连续化生产三氯甲基取代苯的方法和装置 |
CN111004095A (zh) * | 2019-12-27 | 2020-04-14 | 大连奇凯医药科技有限公司 | 连续/半连续制备三氯甲氧基苯类化合物的方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2132361A (en) * | 1934-12-05 | 1938-10-04 | Ig Farbenindustrie Ag | Process of chlorinating methylaromatic compounds |
US2695873A (en) * | 1952-04-04 | 1954-11-30 | Hooker Electrochemical Co | Process for chlorinating methyl aromatic compounds |
US2810688A (en) * | 1954-08-20 | 1957-10-22 | Dow Chemical Co | Process for preparation of poly(perchloromethyl) benzenes |
US2817632A (en) * | 1954-09-28 | 1957-12-24 | Goodyear Tire & Rubber | Side-chain halogenation of aromatic hydrocarbons |
NL248810A (es) * | 1959-03-27 | |||
US3442960A (en) * | 1967-01-23 | 1969-05-06 | Marathon Oil Co | High selectivity process for the chlorination of methylbenzenes |
US3816287A (en) * | 1971-10-22 | 1974-06-11 | Bayer Ag | Photolytic process for the continuous production of benzotrichloride with a low benzal chloride content |
DE2152608C3 (de) * | 1971-10-22 | 1978-12-14 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen Herstellung von Benzotrichlorid aus Toluol |
-
1975
- 1975-07-05 DE DE2530094A patent/DE2530094C2/de not_active Expired
-
1976
- 1976-06-30 CA CA256,028A patent/CA1067101A/en not_active Expired
- 1976-06-30 NL NL7607176A patent/NL7607176A/xx not_active Application Discontinuation
- 1976-06-30 CH CH837476A patent/CH621104A5/de not_active IP Right Cessation
- 1976-07-01 US US05/701,819 patent/US4056455A/en not_active Expired - Lifetime
- 1976-07-02 IT IT24994/76A patent/IT1062513B/it active
- 1976-07-03 JP JP51078526A patent/JPS5953887B2/ja not_active Expired
- 1976-07-05 GB GB27926/76A patent/GB1499256A/en not_active Expired
- 1976-07-05 BE BE168634A patent/BE843787A/xx not_active IP Right Cessation
- 1976-07-05 FR FR7620430A patent/FR2317259A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
IT1062513B (it) | 1984-10-20 |
DE2530094B1 (de) | 1976-11-04 |
CA1067101A (en) | 1979-11-27 |
FR2317259A1 (fr) | 1977-02-04 |
BE843787A (fr) | 1977-01-05 |
GB1499256A (en) | 1978-01-25 |
JPS527928A (en) | 1977-01-21 |
US4056455A (en) | 1977-11-01 |
FR2317259B1 (es) | 1982-11-19 |
DE2530094C2 (de) | 1979-06-07 |
JPS5953887B2 (ja) | 1984-12-27 |
NL7607176A (nl) | 1977-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |