CA1137502A - Process for purifying naphthoquinone - Google Patents
Process for purifying naphthoquinoneInfo
- Publication number
- CA1137502A CA1137502A CA000378046A CA378046A CA1137502A CA 1137502 A CA1137502 A CA 1137502A CA 000378046 A CA000378046 A CA 000378046A CA 378046 A CA378046 A CA 378046A CA 1137502 A CA1137502 A CA 1137502A
- Authority
- CA
- Canada
- Prior art keywords
- naphthoquinone
- solution
- cooling
- process according
- crude
- 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
- C07C46/00—Preparation of quinones
- C07C46/10—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP67882/1980 | 1980-05-23 | ||
| JP6788280A JPS6029692B2 (ja) | 1980-05-23 | 1980-05-23 | 粗製ナフトキノンの精製法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1137502A true CA1137502A (en) | 1982-12-14 |
Family
ID=13357706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000378046A Expired CA1137502A (en) | 1980-05-23 | 1981-05-21 | Process for purifying naphthoquinone |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS6029692B2 (enrdf_load_html_response) |
| CA (1) | CA1137502A (enrdf_load_html_response) |
| DE (1) | DE3119280A1 (enrdf_load_html_response) |
| GB (1) | GB2076808B (enrdf_load_html_response) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4257851A (en) * | 1978-03-27 | 1981-03-24 | Kawasaki Kasei Chemicals Ltd. | Purification of naphthoquinone |
-
1980
- 1980-05-23 JP JP6788280A patent/JPS6029692B2/ja not_active Expired
-
1981
- 1981-04-27 GB GB8112856A patent/GB2076808B/en not_active Expired
- 1981-05-14 DE DE19813119280 patent/DE3119280A1/de active Granted
- 1981-05-21 CA CA000378046A patent/CA1137502A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3119280A1 (de) | 1982-06-16 |
| JPS56164133A (en) | 1981-12-17 |
| GB2076808B (en) | 1984-03-07 |
| DE3119280C2 (enrdf_load_html_response) | 1990-07-05 |
| GB2076808A (en) | 1981-12-09 |
| JPS6029692B2 (ja) | 1985-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |