DK391575A - Fremgangsmade til fremstilling af ftalaldehydsyre ud fra pentaklorxylen - Google Patents
Fremgangsmade til fremstilling af ftalaldehydsyre ud fra pentaklorxylenInfo
- Publication number
- DK391575A DK391575A DK391575A DK391575A DK391575A DK 391575 A DK391575 A DK 391575A DK 391575 A DK391575 A DK 391575A DK 391575 A DK391575 A DK 391575A DK 391575 A DK391575 A DK 391575A
- Authority
- DK
- Denmark
- Prior art keywords
- phthaldehydic
- pentachlorxylene
- procedure
- preparation
- acid
- Prior art date
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
- C07C51/093—Preparation of carboxylic acids or their salts, halides or anhydrides by hydrolysis of —CX3 groups, X being halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (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 |
|---|---|---|---|
| GB4098474A GB1460121A (en) | 1974-09-20 | 1974-09-20 | Preparation of phthalaaldehydic acid from pentachloroxylene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK391575A true DK391575A (da) | 1976-03-21 |
Family
ID=10417569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK391575A DK391575A (da) | 1974-09-20 | 1975-09-01 | Fremgangsmade til fremstilling af ftalaldehydsyre ud fra pentaklorxylen |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4007220A (fr) |
| JP (1) | JPS5156425A (fr) |
| AR (1) | AR204053A1 (fr) |
| BE (1) | BE833628A (fr) |
| BR (1) | BR7506027A (fr) |
| CA (1) | CA1040652A (fr) |
| CH (1) | CH593233A5 (fr) |
| CS (1) | CS183817B2 (fr) |
| DD (1) | DD120429A5 (fr) |
| DE (1) | DE2538072A1 (fr) |
| DK (1) | DK391575A (fr) |
| ES (1) | ES441109A1 (fr) |
| FI (1) | FI752577A (fr) |
| FR (1) | FR2285372A1 (fr) |
| GB (1) | GB1460121A (fr) |
| IT (1) | IT1044575B (fr) |
| NL (1) | NL7510746A (fr) |
| NO (1) | NO752965L (fr) |
| SE (1) | SE7510547L (fr) |
| SU (1) | SU555841A3 (fr) |
| ZA (1) | ZA754950B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63303947A (ja) * | 1987-06-04 | 1988-12-12 | Yodogawa Seiyaku Kk | ｏ−ホルミル安息香酸の製法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2748161A (en) * | 1952-03-31 | 1956-05-29 | Dow Chemical Co | Method of forming phthalaldehydic acid from pentachloroxylene |
| US2748162A (en) * | 1952-03-31 | 1956-05-29 | Dow Chemical Co | Preparation of phthalaldehydic acid from pentachloroxylene |
| US3624157A (en) * | 1969-12-17 | 1971-11-30 | Velsicol Chemical Corp | Process for preparing ortho-chlorobenzaldehyde |
-
1974
- 1974-09-20 GB GB4098474A patent/GB1460121A/en not_active Expired
-
1975
- 1975-01-01 AR AR260418A patent/AR204053A1/es active
- 1975-07-25 IT IT25769/75A patent/IT1044575B/it active
- 1975-07-31 ZA ZA00754950A patent/ZA754950B/xx unknown
- 1975-08-13 US US05/604,293 patent/US4007220A/en not_active Expired - Lifetime
- 1975-08-27 DE DE19752538072 patent/DE2538072A1/de active Pending
- 1975-08-28 NO NO752965A patent/NO752965L/no unknown
- 1975-09-01 DK DK391575A patent/DK391575A/da unknown
- 1975-09-02 CH CH1133975A patent/CH593233A5/xx not_active IP Right Cessation
- 1975-09-12 NL NL7510746A patent/NL7510746A/xx not_active Application Discontinuation
- 1975-09-16 FI FI752577A patent/FI752577A/fi not_active Application Discontinuation
- 1975-09-17 DD DD188391A patent/DD120429A5/xx unknown
- 1975-09-18 BR BR7506027*A patent/BR7506027A/pt unknown
- 1975-09-18 JP JP50113105A patent/JPS5156425A/ja active Pending
- 1975-09-19 FR FR7528843A patent/FR2285372A1/fr active Granted
- 1975-09-19 ES ES441109A patent/ES441109A1/es not_active Expired
- 1975-09-19 CS CS7500006365A patent/CS183817B2/cs unknown
- 1975-09-19 CA CA235,850A patent/CA1040652A/fr not_active Expired
- 1975-09-19 BE BE160213A patent/BE833628A/fr unknown
- 1975-09-19 SE SE7510547A patent/SE7510547L/xx unknown
- 1975-09-19 SU SU2172441A patent/SU555841A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| AR204053A1 (es) | 1975-11-12 |
| NO752965L (fr) | 1976-03-23 |
| FI752577A (fr) | 1976-03-21 |
| JPS5156425A (fr) | 1976-05-18 |
| BR7506027A (pt) | 1976-08-03 |
| BE833628A (fr) | 1976-01-16 |
| ES441109A1 (es) | 1977-03-16 |
| DE2538072A1 (de) | 1976-04-15 |
| DD120429A5 (fr) | 1976-06-12 |
| CA1040652A (fr) | 1978-10-17 |
| FR2285372A1 (fr) | 1976-04-16 |
| NL7510746A (nl) | 1976-03-23 |
| GB1460121A (en) | 1976-12-31 |
| FR2285372B1 (fr) | 1978-12-08 |
| SU555841A3 (ru) | 1977-04-25 |
| SE7510547L (sv) | 1976-03-22 |
| CS183817B2 (en) | 1978-07-31 |
| IT1044575B (it) | 1980-03-31 |
| ZA754950B (en) | 1976-07-28 |
| US4007220A (en) | 1977-02-08 |
| CH593233A5 (fr) | 1977-11-30 |
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