GB1323657A - Process for the preparation of dinitrodiphenyl ethers - Google Patents
Process for the preparation of dinitrodiphenyl ethersInfo
- Publication number
- GB1323657A GB1323657A GB1265672A GB1265672A GB1323657A GB 1323657 A GB1323657 A GB 1323657A GB 1265672 A GB1265672 A GB 1265672A GB 1265672 A GB1265672 A GB 1265672A GB 1323657 A GB1323657 A GB 1323657A
- Authority
- GB
- United Kingdom
- Prior art keywords
- preparation
- dinitrodiphenyl
- ethers
- hno
- march
- 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
1323657 Preparation of dinitrodiphenyl ethers RHONE-POULENC SA 17 March 1972 [19 March 1971] 12656/72 Heading C2C A process for the preparation of a mixture of 2,7<SP>1</SP>-dinitrodiphenyl ether and 4,4<SP>1</SP>-dinitrodiphenyl ether comprises reacting diphenyl ether with an aqueous solution of HNO 3 containing 50 to 75% by wt. of HNO 3 at a reaction temperature of 0‹ to 80‹ C. The above two dinitroisomers may be reduced to form the respective amino compounds.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7109745A FR2129235A5 (en) | 1971-03-19 | 1971-03-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1323657A true GB1323657A (en) | 1973-07-18 |
Family
ID=9073825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1265672A Expired GB1323657A (en) | 1971-03-19 | 1972-03-17 | Process for the preparation of dinitrodiphenyl ethers |
Country Status (4)
Country | Link |
---|---|
FR (1) | FR2129235A5 (en) |
GB (1) | GB1323657A (en) |
IT (1) | IT950372B (en) |
NL (1) | NL7203620A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4978785A (en) * | 1989-12-11 | 1990-12-18 | Texaco Chemical Company | Oxidation of polyoxypropylene glycols to acids and ketones |
-
1971
- 1971-03-19 FR FR7109745A patent/FR2129235A5/fr not_active Expired
-
1972
- 1972-03-17 NL NL7203620A patent/NL7203620A/xx unknown
- 1972-03-17 GB GB1265672A patent/GB1323657A/en not_active Expired
- 1972-03-18 IT IT2208772A patent/IT950372B/en active
Also Published As
Publication number | Publication date |
---|---|
NL7203620A (en) | 1972-09-21 |
FR2129235A5 (en) | 1972-10-27 |
IT950372B (en) | 1973-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |