CA1002064A - Process for the preparation of 4-chloro-naphthalic acid anhydride - Google Patents
Process for the preparation of 4-chloro-naphthalic acid anhydrideInfo
- Publication number
- CA1002064A CA1002064A CA179,900A CA179900A CA1002064A CA 1002064 A CA1002064 A CA 1002064A CA 179900 A CA179900 A CA 179900A CA 1002064 A CA1002064 A CA 1002064A
- Authority
- CA
- Canada
- Prior art keywords
- chloro
- preparation
- acid anhydride
- naphthalic acid
- naphthalic
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2242513A DE2242513C3 (de) | 1972-08-30 | 1972-08-30 | Verfahren zur Herstellung von 4-Chlornaphthalsäureanhydrid |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1002064A true CA1002064A (en) | 1976-12-21 |
Family
ID=5854924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA179,900A Expired CA1002064A (en) | 1972-08-30 | 1973-08-29 | Process for the preparation of 4-chloro-naphthalic acid anhydride |
Country Status (11)
Country | Link |
---|---|
US (1) | US3888885A (pl) |
JP (1) | JPS5716090B2 (pl) |
AR (1) | AR195741A1 (pl) |
BR (1) | BR7306651D0 (pl) |
CA (1) | CA1002064A (pl) |
CH (1) | CH578498A5 (pl) |
DE (1) | DE2242513C3 (pl) |
FR (1) | FR2197853B1 (pl) |
GB (1) | GB1439994A (pl) |
IN (1) | IN139701B (pl) |
IT (1) | IT998485B (pl) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4033986A (en) * | 1976-02-11 | 1977-07-05 | American Hoechst Corporation | Process for the preparation of 4-bromo-1,8-naphthalic acid anhydride |
DE3411196A1 (de) * | 1984-03-27 | 1985-10-10 | Rütgerswerke AG, 6000 Frankfurt | Verfahren zur herstellung von 4-halogennaphthalsaeureanhydriden |
JPS60156285U (ja) * | 1984-03-27 | 1985-10-17 | 理研精機株式会社 | 流体用継手 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3646069A (en) * | 1968-06-19 | 1972-02-29 | Sandoz Ltd | Process for manufacturing a naphthalic acid derivative |
-
1972
- 1972-08-30 DE DE2242513A patent/DE2242513C3/de not_active Expired
-
1973
- 1973-08-27 CH CH1225573A patent/CH578498A5/xx not_active IP Right Cessation
- 1973-08-28 IT IT28299/73A patent/IT998485B/it active
- 1973-08-28 AR AR249794A patent/AR195741A1/es active
- 1973-08-28 IN IN1973/CAL/73A patent/IN139701B/en unknown
- 1973-08-28 JP JP9580773A patent/JPS5716090B2/ja not_active Expired
- 1973-08-28 US US392176A patent/US3888885A/en not_active Expired - Lifetime
- 1973-08-29 CA CA179,900A patent/CA1002064A/en not_active Expired
- 1973-08-29 BR BR6651/73A patent/BR7306651D0/pt unknown
- 1973-08-30 FR FR7331354A patent/FR2197853B1/fr not_active Expired
- 1973-08-30 GB GB4079373A patent/GB1439994A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2242513B2 (de) | 1975-01-16 |
DE2242513C3 (de) | 1978-09-14 |
IN139701B (pl) | 1976-07-17 |
DE2242513A1 (de) | 1974-04-04 |
US3888885A (en) | 1975-06-10 |
BR7306651D0 (pt) | 1974-07-18 |
FR2197853B1 (pl) | 1977-05-13 |
JPS5716090B2 (pl) | 1982-04-02 |
FR2197853A1 (pl) | 1974-03-29 |
IT998485B (it) | 1976-01-20 |
GB1439994A (en) | 1976-06-16 |
JPS4956962A (pl) | 1974-06-03 |
AR195741A1 (es) | 1973-10-31 |
CH578498A5 (pl) | 1976-08-13 |
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