BE792110A - Procede de preparation catalytique de dichlorotoluenes - Google Patents
Procede de preparation catalytique de dichlorotoluenesInfo
- Publication number
- BE792110A BE792110A BE792110DA BE792110A BE 792110 A BE792110 A BE 792110A BE 792110D A BE792110D A BE 792110DA BE 792110 A BE792110 A BE 792110A
- Authority
- BE
- Belgium
- Prior art keywords
- dichlorotoluenes
- catalytic preparation
- catalytic
- preparation
- 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
- C07C17/12—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 |
---|---|---|---|
US20474071A | 1971-12-03 | 1971-12-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE792110A true BE792110A (fr) | 1973-05-30 |
Family
ID=22759232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE792110D BE792110A (fr) | 1971-12-03 | 1972-11-30 | Procede de preparation catalytique de dichlorotoluenes |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5239018B2 (xx) |
BE (1) | BE792110A (xx) |
CA (1) | CA989420A (xx) |
DE (1) | DE2258747C2 (xx) |
FR (1) | FR2162135B1 (xx) |
GB (1) | GB1408588A (xx) |
IT (1) | IT971292B (xx) |
NL (1) | NL7215837A (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6156945A (en) * | 1998-11-17 | 2000-12-05 | Occidental Chemical Corporation | Method of making high purity 2,4- and 3,4-dichlorotoluene |
CN102603470A (zh) * | 2012-02-21 | 2012-07-25 | 南通市东昌化工有限公司 | 3,4-二氯甲苯的生产方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US3358046A (en) * | 1965-08-02 | 1967-12-12 | Mobil Oil Corp | Selective chlorination |
DE1593590A1 (de) * | 1965-09-03 | 1970-08-13 | Tenneco Chem | Verfahren zur Herstellung von Chlortoluolen |
GB1110030A (en) * | 1966-11-09 | 1968-04-18 | Shell Int Research | Process for the preparation of chlorinated aromatic hydrocarbons |
-
1972
- 1972-11-22 CA CA157,224A patent/CA989420A/en not_active Expired
- 1972-11-22 NL NL7215837A patent/NL7215837A/xx not_active Application Discontinuation
- 1972-11-28 IT IT3218472A patent/IT971292B/it active
- 1972-11-30 BE BE792110D patent/BE792110A/xx unknown
- 1972-11-30 DE DE19722258747 patent/DE2258747C2/de not_active Expired
- 1972-11-30 FR FR7242689A patent/FR2162135B1/fr not_active Expired
- 1972-12-01 GB GB5571472A patent/GB1408588A/en not_active Expired
- 1972-12-01 JP JP12112472A patent/JPS5239018B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5239018B2 (xx) | 1977-10-03 |
JPS4864034A (xx) | 1973-09-05 |
NL7215837A (xx) | 1973-06-05 |
CA989420A (en) | 1976-05-18 |
FR2162135A1 (xx) | 1973-07-13 |
GB1408588A (en) | 1975-10-01 |
FR2162135B1 (xx) | 1976-06-04 |
DE2258747A1 (de) | 1973-06-07 |
DE2258747C2 (de) | 1982-07-08 |
IT971292B (it) | 1974-04-30 |
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