GB1576572A - Para-directed chlorination of alkylbenzenes - Google Patents
Para-directed chlorination of alkylbenzenes Download PDFInfo
- Publication number
- GB1576572A GB1576572A GB64/78A GB6478A GB1576572A GB 1576572 A GB1576572 A GB 1576572A GB 64/78 A GB64/78 A GB 64/78A GB 6478 A GB6478 A GB 6478A GB 1576572 A GB1576572 A GB 1576572A
- Authority
- GB
- United Kingdom
- Prior art keywords
- catalyst
- process according
- electron
- thianthrene
- substituent
- 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
- 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
- C07C17/12—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms in the ring of aromatic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
---|---|---|---|
US05/756,449 US4069263A (en) | 1977-01-03 | 1977-01-03 | Process for directed chlorination of alkylbenzenes |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1576572A true GB1576572A (en) | 1980-10-08 |
Family
ID=25043537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB64/78A Expired GB1576572A (en) | 1977-01-03 | 1978-01-03 | Para-directed chlorination of alkylbenzenes |
Country Status (12)
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4190609A (en) * | 1976-10-04 | 1980-02-26 | Hooker Chemicals & Plastics Corp. | Process for the directed chlorination of xylenes |
US4289916A (en) * | 1979-06-28 | 1981-09-15 | Ihara Chemical Industry Co., Ltd. | Process for producing p-chloroalkylbenzene |
US4250122A (en) * | 1979-09-07 | 1981-02-10 | Hooker Chemicals & Plastics Corp. | Process and catalyst mixture for the para-directed chlorination of alkylbenzenes |
US4495036A (en) * | 1983-07-11 | 1985-01-22 | The Dow Chemical Company | Electrochemical chlorination process |
DE3432095A1 (de) * | 1984-08-31 | 1986-03-06 | Hoechst Ag, 6230 Frankfurt | Verfahren zur kernchlorierung von toluol |
DE3718060A1 (de) * | 1987-05-28 | 1988-12-08 | Bayer Ag | Verfahren zur kernchlorierung von aromatischen kohlenwasserstoffen |
DE3916664A1 (de) * | 1989-05-23 | 1991-01-03 | Bayer Ag | Verfahren zur herstellung von 2-chlor-4-nitro-alkylbenzol |
US5621153A (en) * | 1995-04-21 | 1997-04-15 | Occidental Chemical Corporation | Process for the preparation of chloro-alkylbenzenes and novel cocatalysts therefor |
CN104844587B (zh) * | 2015-04-29 | 2018-06-01 | 深圳市华星光电技术有限公司 | 含有吩恶噻结构的共轭化合物及其制备方法与有机电致发光二极管器件 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1741305A (en) * | 1926-02-04 | 1929-12-31 | Selden Co | Purification of aromatic hydrocarbons |
US1946040A (en) * | 1931-10-01 | 1934-02-06 | Dow Chemical Co | Catalyst for the nuclear chlorination of benzene compounds and method of using same |
US3226447A (en) * | 1960-12-22 | 1965-12-28 | Union Carbide Australia | Directed nuclear substitution-chlorination of aromatic hydrocarbons and halogenated aromatic hydrocarbons |
US3920757A (en) * | 1971-08-25 | 1975-11-18 | Dow Chemical Co | Chlorination with sulfuryl chloride |
US4024198A (en) * | 1975-08-01 | 1977-05-17 | Hooker Chemicals & Plastics Corporation | Process for the chlorination of toluene |
US4031142A (en) * | 1975-08-01 | 1977-06-21 | Hooker Chemicals & Plastics Corporation | Process for the directed chlorination of alkylbenzenes |
US4031147A (en) * | 1975-08-01 | 1977-06-21 | Hooker Chemicals & Plastics Corporation | Process for directed chlorination of alkylbenzenes |
US4013147A (en) * | 1975-09-02 | 1977-03-22 | The Bendix Corporation | Segmented friction disc for brakes |
US4013142A (en) * | 1975-10-07 | 1977-03-22 | Westinghouse Electric Corporation | Elevator system having a drive sheave with rigid but circumferentially compliant cable grooves |
US4069264A (en) * | 1976-10-04 | 1978-01-17 | Hooker Chemicals & Plastics Corporation | Process for directed chlorination of alkylbenzenes |
-
1977
- 1977-01-03 US US05/756,449 patent/US4069263A/en not_active Expired - Lifetime
- 1977-12-20 IL IL53655A patent/IL53655A0/xx not_active IP Right Cessation
- 1977-12-23 FR FR7738986A patent/FR2376104A1/fr active Granted
- 1977-12-27 BR BR7708666A patent/BR7708666A/pt unknown
- 1977-12-27 BE BE183879A patent/BE862360A/xx not_active IP Right Cessation
- 1977-12-28 JP JP16097577A patent/JPS5387323A/ja active Granted
- 1977-12-29 IT IT31390/77A patent/IT1143795B/it active
- 1977-12-31 NL NL7714627A patent/NL7714627A/xx not_active Application Discontinuation
-
1978
- 1978-01-03 ES ES465738A patent/ES465738A1/es not_active Expired
- 1978-01-03 CA CA294,264A patent/CA1109081A/en not_active Expired
- 1978-01-03 GB GB64/78A patent/GB1576572A/en not_active Expired
- 1978-01-03 DE DE2800175A patent/DE2800175C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5387323A (en) | 1978-08-01 |
ES465738A1 (es) | 1979-05-01 |
BE862360A (fr) | 1978-06-27 |
NL7714627A (nl) | 1978-07-05 |
DE2800175A1 (de) | 1978-07-20 |
JPS6236014B2 (US06623731-20030923-C00012.png) | 1987-08-05 |
FR2376104A1 (fr) | 1978-07-28 |
CA1109081A (en) | 1981-09-15 |
BR7708666A (pt) | 1978-08-29 |
IT1143795B (it) | 1986-10-22 |
IL53655A0 (en) | 1978-03-10 |
DE2800175C3 (de) | 1981-12-17 |
DE2800175B2 (de) | 1980-07-24 |
US4069263A (en) | 1978-01-17 |
FR2376104B1 (US06623731-20030923-C00012.png) | 1984-01-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4031147A (en) | Process for directed chlorination of alkylbenzenes | |
US4190609A (en) | Process for the directed chlorination of xylenes | |
US4031142A (en) | Process for the directed chlorination of alkylbenzenes | |
DE2516567A1 (de) | Verfahren zum chlorieren von aromatischen verbindungen | |
US4069263A (en) | Process for directed chlorination of alkylbenzenes | |
CA1123861A (en) | Process for producing p-chloroalkylbenzene | |
US4069264A (en) | Process for directed chlorination of alkylbenzenes | |
US4250122A (en) | Process and catalyst mixture for the para-directed chlorination of alkylbenzenes | |
US4031146A (en) | Process for the production of 2,5-dichlorotoluene | |
US5621153A (en) | Process for the preparation of chloro-alkylbenzenes and novel cocatalysts therefor | |
US4013730A (en) | Process for the preparation of monochlorotoluene | |
US4024198A (en) | Process for the chlorination of toluene | |
CA1068728A (en) | Process for the preparation of chloroalkylbenzene chlorides | |
CA2497318C (en) | Method for producing p-dichlorobenzene | |
EP0063384B1 (en) | Process for the nuclear chlorination of toluene | |
US6271426B1 (en) | Process for the production of 2,6-dichloro-3,5-di(secondary or tertiary alkyl)toluene | |
JPS63250331A (ja) | クロロトルエン混合物からm−クロロトルエンを分離する法 | |
EP0027155B1 (en) | Process for dehydrohalogenating (polyhaloalkyl)benzenes | |
JPS6242655B2 (US06623731-20030923-C00012.png) | ||
JPS6242656B2 (US06623731-20030923-C00012.png) | ||
US3989715A (en) | Process for manufacturing chlorothianthrenes | |
CA1087211A (en) | Process for polybrominating bisphenoxy alkanes | |
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JPS649297B2 (US06623731-20030923-C00012.png) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950103 |