BE835414A - Elimination de la 1,4-naphtoquinone a partir de l'hanhydride phtalique - Google Patents
Elimination de la 1,4-naphtoquinone a partir de l'hanhydride phtaliqueInfo
- Publication number
- BE835414A BE835414A BE161725A BE161725A BE835414A BE 835414 A BE835414 A BE 835414A BE 161725 A BE161725 A BE 161725A BE 161725 A BE161725 A BE 161725A BE 835414 A BE835414 A BE 835414A
- Authority
- BE
- Belgium
- Prior art keywords
- hanhydride
- naphtoquinone
- phthalic
- elimination
- phthalic hanhydride
- Prior art date
Links
- FRASJONUBLZVQX-UHFFFAOYSA-N 1,4-naphthoquinone Chemical compound C1=CC=C2C(=O)C=CC(=O)C2=C1 FRASJONUBLZVQX-UHFFFAOYSA-N 0.000 title 1
- 230000008030 elimination Effects 0.000 title 1
- 238000003379 elimination reaction Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742453745 DE2453745B2 (de) | 1974-11-13 | 1974-11-13 | Verfahren zur beseitigung von 1,4- naphthochinon aus rohem phthalsaeureanhydrid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE835414A true BE835414A (fr) | 1976-05-10 |
Family
ID=5930691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE161725A BE835414A (fr) | 1974-11-13 | 1975-11-10 | Elimination de la 1,4-naphtoquinone a partir de l'hanhydride phtalique |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4026770A (en, 2012) |
| JP (1) | JPS5170742A (en, 2012) |
| BE (1) | BE835414A (en, 2012) |
| CH (1) | CH594656A5 (en, 2012) |
| DE (1) | DE2453745B2 (en, 2012) |
| FR (1) | FR2291199A1 (en, 2012) |
| NL (1) | NL7513140A (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2654405A1 (de) * | 1976-12-01 | 1978-06-08 | Bayer Ag | Verfahren zur entfernung von 1,4-naphthochinon aus phthalsaeureanhydrid |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1259870B (de) * | 1966-05-25 | 1968-02-01 | Basf Ag | Verfahren zur Vorreinigung von rohem Phthalsaeureanhydrid |
-
1974
- 1974-11-13 DE DE19742453745 patent/DE2453745B2/de active Granted
-
1975
- 1975-10-29 US US05/627,155 patent/US4026770A/en not_active Expired - Lifetime
- 1975-11-10 NL NL7513140A patent/NL7513140A/xx unknown
- 1975-11-10 BE BE161725A patent/BE835414A/xx unknown
- 1975-11-11 JP JP50134782A patent/JPS5170742A/ja active Pending
- 1975-11-11 CH CH1458475A patent/CH594656A5/xx not_active IP Right Cessation
- 1975-11-13 FR FR7534680A patent/FR2291199A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2291199B3 (en, 2012) | 1978-08-18 |
| DE2453745A1 (de) | 1976-05-26 |
| DE2453745B2 (de) | 1976-09-09 |
| CH594656A5 (en, 2012) | 1978-01-13 |
| US4026770A (en) | 1977-05-31 |
| FR2291199A1 (fr) | 1976-06-11 |
| NL7513140A (nl) | 1976-05-17 |
| JPS5170742A (en) | 1976-06-18 |
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