JPS625150B2 - - Google Patents
Info
- Publication number
- JPS625150B2 JPS625150B2 JP53063801A JP6380178A JPS625150B2 JP S625150 B2 JPS625150 B2 JP S625150B2 JP 53063801 A JP53063801 A JP 53063801A JP 6380178 A JP6380178 A JP 6380178A JP S625150 B2 JPS625150 B2 JP S625150B2
- Authority
- JP
- Japan
- Prior art keywords
- acetic anhydride
- butanetetracarboxylic
- product
- acid
- acetic acid
- 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
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 59
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- RLHGFJMGWQXPBW-UHFFFAOYSA-N 2-hydroxy-3-(1h-imidazol-5-ylmethyl)benzamide Chemical compound NC(=O)C1=CC=CC(CC=2NC=NC=2)=C1O RLHGFJMGWQXPBW-UHFFFAOYSA-N 0.000 claims description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 8
- 239000003960 organic solvent Substances 0.000 claims description 8
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims description 8
- OLQWMCSSZKNOLQ-UHFFFAOYSA-N 3-(2,5-dioxooxolan-3-yl)oxolane-2,5-dione Chemical compound O=C1OC(=O)CC1C1C(=O)OC(=O)C1 OLQWMCSSZKNOLQ-UHFFFAOYSA-N 0.000 claims 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 34
- OLQWMCSSZKNOLQ-ZXZARUISSA-N (3s)-3-[(3r)-2,5-dioxooxolan-3-yl]oxolane-2,5-dione Chemical compound O=C1OC(=O)C[C@H]1[C@@H]1C(=O)OC(=O)C1 OLQWMCSSZKNOLQ-ZXZARUISSA-N 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- 238000005406 washing Methods 0.000 description 6
- 239000012043 crude product Substances 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 239000012264 purified product Substances 0.000 description 4
- 238000010992 reflux Methods 0.000 description 2
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 1
- 239000012346 acetyl chloride Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- UHZYTMXLRWXGPK-UHFFFAOYSA-N phosphorus pentachloride Chemical compound ClP(Cl)(Cl)(Cl)Cl UHZYTMXLRWXGPK-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Furan Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6380178A JPS54157521A (en) | 1978-05-30 | 1978-05-30 | Purification of 1,2,3,4-butanetetracarboxylic acid di-anhydride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6380178A JPS54157521A (en) | 1978-05-30 | 1978-05-30 | Purification of 1,2,3,4-butanetetracarboxylic acid di-anhydride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS54157521A JPS54157521A (en) | 1979-12-12 |
| JPS625150B2 true JPS625150B2 (ru) | 1987-02-03 |
Family
ID=13239829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6380178A Granted JPS54157521A (en) | 1978-05-30 | 1978-05-30 | Purification of 1,2,3,4-butanetetracarboxylic acid di-anhydride |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS54157521A (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102627550B (zh) * | 2011-07-12 | 2014-12-03 | 西南化工研究设计院 | 丁烷四羧酸及丁烷四羧酸二酐的制备方法 |
-
1978
- 1978-05-30 JP JP6380178A patent/JPS54157521A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS54157521A (en) | 1979-12-12 |
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