SE384214B - Forfarande for framstellning av tetrabromftalsyraanhydrid genom bromering av ftalsyraanhydrid - Google Patents
Forfarande for framstellning av tetrabromftalsyraanhydrid genom bromering av ftalsyraanhydridInfo
- Publication number
- SE384214B SE384214B SE7313864A SE7313864A SE384214B SE 384214 B SE384214 B SE 384214B SE 7313864 A SE7313864 A SE 7313864A SE 7313864 A SE7313864 A SE 7313864A SE 384214 B SE384214 B SE 384214B
- Authority
- SE
- Sweden
- Prior art keywords
- anhyrid
- acid
- bromating
- procedure
- preparation
- 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
- C07C51/347—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)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2250550A DE2250550A1 (de) | 1972-10-14 | 1972-10-14 | Verfahren zur herstellung von tetrabromphthalsaeureanhydrid |
Publications (1)
Publication Number | Publication Date |
---|---|
SE384214B true SE384214B (sv) | 1976-04-26 |
Family
ID=5859107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7313864A SE384214B (sv) | 1972-10-14 | 1973-10-11 | Forfarande for framstellning av tetrabromftalsyraanhydrid genom bromering av ftalsyraanhydrid |
Country Status (9)
Country | Link |
---|---|
US (1) | US3875186A (sv) |
JP (1) | JPS5438091B2 (sv) |
AT (1) | AT327176B (sv) |
DE (1) | DE2250550A1 (sv) |
FR (1) | FR2202875B1 (sv) |
GB (1) | GB1399065A (sv) |
IT (1) | IT997653B (sv) |
NL (1) | NL7314089A (sv) |
SE (1) | SE384214B (sv) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5225573A (en) * | 1990-07-06 | 1993-07-06 | Bromine Compounds Limited | Intermediates to tetrabromophthalic anhydride and process therefor |
RU2526616C2 (ru) * | 2013-03-21 | 2014-08-27 | Александр Михайлович Андриевский | Способ получения тетрабромфталевого ангидрида |
US9453108B2 (en) | 2014-08-22 | 2016-09-27 | International Business Machines Corporation | Flame retardant PHT compositions |
CN117986217B (zh) * | 2024-04-03 | 2024-06-04 | 南京化学试剂股份有限公司 | 一种苯酐原料处理方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL272228A (sv) * | 1961-12-26 | |||
DE1518647A1 (de) * | 1965-05-06 | 1969-02-13 | Kalk Chemische Fabrik Gmbh | Verfahren zur Herstellung von Tetrabromphthalsaeureanhydrid |
-
1972
- 1972-10-14 DE DE2250550A patent/DE2250550A1/de active Pending
-
1973
- 1973-10-08 FR FR7335888A patent/FR2202875B1/fr not_active Expired
- 1973-10-10 US US405082A patent/US3875186A/en not_active Expired - Lifetime
- 1973-10-11 SE SE7313864A patent/SE384214B/sv unknown
- 1973-10-11 JP JP11430773A patent/JPS5438091B2/ja not_active Expired
- 1973-10-12 NL NL7314089A patent/NL7314089A/xx not_active Application Discontinuation
- 1973-10-12 GB GB4766273A patent/GB1399065A/en not_active Expired
- 1973-10-12 AT AT874673A patent/AT327176B/de not_active IP Right Cessation
- 1973-10-12 IT IT53099/73A patent/IT997653B/it active
Also Published As
Publication number | Publication date |
---|---|
US3875186A (en) | 1975-04-01 |
DE2250550A1 (de) | 1974-04-18 |
AT327176B (de) | 1976-01-26 |
NL7314089A (sv) | 1974-04-16 |
IT997653B (it) | 1975-12-30 |
JPS4972232A (sv) | 1974-07-12 |
FR2202875B1 (sv) | 1977-05-27 |
JPS5438091B2 (sv) | 1979-11-19 |
ATA874673A (de) | 1975-04-15 |
GB1399065A (en) | 1975-06-25 |
FR2202875A1 (sv) | 1974-05-10 |
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