ES416468A1 - Process for the manufacture of 1-nitroanthraquinone - Google Patents
Process for the manufacture of 1-nitroanthraquinoneInfo
- Publication number
- ES416468A1 ES416468A1 ES416468A ES416468A ES416468A1 ES 416468 A1 ES416468 A1 ES 416468A1 ES 416468 A ES416468 A ES 416468A ES 416468 A ES416468 A ES 416468A ES 416468 A1 ES416468 A1 ES 416468A1
- Authority
- ES
- Spain
- Prior art keywords
- nitroanthraquinone
- manufacture
- anthraquinone
- nitric acid
- concentrated nitric
- 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
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Procedure for obtaining 1-nitroanthraquinone, by nitration of anthraquinone in concentrated nitric acid, characterized in that anthraquinone is nitrated in a maximum of 17 moles of concentrated nitric acid at temperatures of at least 50ºC. (Machine-translation by Google Translate, not legally binding)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2232464A DE2232464A1 (en) | 1972-07-01 | 1972-07-01 | 1-Nitroanthraquinone prodn - by nitration of anthraquinone |
DE2241627A DE2241627A1 (en) | 1972-08-24 | 1972-08-24 | 1-Nitroanthraquinone prodn - by nitration of anthraquinone |
Publications (1)
Publication Number | Publication Date |
---|---|
ES416468A1 true ES416468A1 (en) | 1976-03-16 |
Family
ID=25763500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES416468A Expired ES416468A1 (en) | 1972-07-01 | 1973-06-30 | Process for the manufacture of 1-nitroanthraquinone |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS4952832A (en) |
AT (1) | AT329042B (en) |
CA (1) | CA1021773A (en) |
CH (1) | CH582644A5 (en) |
ES (1) | ES416468A1 (en) |
FR (1) | FR2190802B1 (en) |
GB (1) | GB1365865A (en) |
IT (1) | IT990816B (en) |
NL (1) | NL7309043A (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE790534A (en) * | 1971-10-26 | 1973-04-25 | Ciba Geigy | ANTHRAQUINON NITRATION PROCESS |
-
1973
- 1973-06-28 IT IT2602773A patent/IT990816B/en active
- 1973-06-28 NL NL7309043A patent/NL7309043A/xx unknown
- 1973-06-29 CH CH953873A patent/CH582644A5/xx not_active IP Right Cessation
- 1973-06-29 GB GB3107673A patent/GB1365865A/en not_active Expired
- 1973-06-29 JP JP7301073A patent/JPS4952832A/ja active Pending
- 1973-06-29 CA CA175,265A patent/CA1021773A/en not_active Expired
- 1973-06-29 FR FR7323945A patent/FR2190802B1/fr not_active Expired
- 1973-06-30 ES ES416468A patent/ES416468A1/en not_active Expired
- 1973-07-02 AT AT583073A patent/AT329042B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT329042B (en) | 1976-04-26 |
FR2190802B1 (en) | 1977-02-18 |
CA1021773A (en) | 1977-11-29 |
CH582644A5 (en) | 1976-12-15 |
ATA583073A (en) | 1975-07-15 |
IT990816B (en) | 1975-07-10 |
FR2190802A1 (en) | 1974-02-01 |
NL7309043A (en) | 1974-01-03 |
GB1365865A (en) | 1974-09-04 |
JPS4952832A (en) | 1974-05-22 |
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