GB8312557D0 - O-phenylenediamine - Google Patents
O-phenylenediamineInfo
- Publication number
- GB8312557D0 GB8312557D0 GB838312557A GB8312557A GB8312557D0 GB 8312557 D0 GB8312557 D0 GB 8312557D0 GB 838312557 A GB838312557 A GB 838312557A GB 8312557 A GB8312557 A GB 8312557A GB 8312557 D0 GB8312557 D0 GB 8312557D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- phenylenediamine
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU821487A HU186018B (en) | 1982-05-12 | 1982-05-12 | Process for preparing o-phenylene-diamine |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8312557D0 true GB8312557D0 (en) | 1983-06-08 |
GB2122607A GB2122607A (en) | 1984-01-18 |
GB2122607B GB2122607B (en) | 1986-01-29 |
Family
ID=10954685
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08312557A Expired GB2122607B (en) | 1982-05-12 | 1983-05-06 | Preparation of o-phenylenediamine |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS591450A (en) |
CH (1) | CH655093A5 (en) |
DD (1) | DD270208A3 (en) |
DE (1) | DE3316465A1 (en) |
FR (1) | FR2526790B1 (en) |
GB (1) | GB2122607B (en) |
HU (1) | HU186018B (en) |
IT (1) | IT1164222B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AR006063A4 (en) * | 1999-04-17 | 1999-08-11 | Romario S R L | THERMAL TRAY FOR PIZZAS |
CN106316863A (en) * | 2016-08-13 | 2017-01-11 | 安徽东至广信农化有限公司 | Efficient o-phenylenediamine recovery method |
CN109879762B (en) * | 2019-03-27 | 2022-02-22 | 宁夏瑞泰科技股份有限公司 | Purification method of o-phenylenediamine |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3230259A (en) * | 1963-04-09 | 1966-01-18 | Universal Oil Prod Co | Preparation of o-phenylenediamines |
GB1344796A (en) * | 1971-08-14 | 1974-01-23 | Hoechst Ag | Process for the preparation of aromatic diamines |
JPS532427A (en) * | 1976-06-25 | 1978-01-11 | Mitsui Toatsu Chem Inc | Preparation of phenylenediamine |
HU175397B (en) * | 1977-08-12 | 1980-07-28 | Magyar Asvanyolaj Es Foeldgaz | Process for producing o-phenylene-diamine |
-
1982
- 1982-05-12 HU HU821487A patent/HU186018B/en not_active IP Right Cessation
-
1983
- 1983-05-05 DE DE19833316465 patent/DE3316465A1/en not_active Withdrawn
- 1983-05-06 GB GB08312557A patent/GB2122607B/en not_active Expired
- 1983-05-10 FR FR8307783A patent/FR2526790B1/en not_active Expired
- 1983-05-10 CH CH2553/83A patent/CH655093A5/en not_active IP Right Cessation
- 1983-05-11 DD DD83250843A patent/DD270208A3/en not_active IP Right Cessation
- 1983-05-11 JP JP58081058A patent/JPS591450A/en active Pending
- 1983-05-12 IT IT21066/83A patent/IT1164222B/en active
Also Published As
Publication number | Publication date |
---|---|
DE3316465A1 (en) | 1983-11-17 |
HU186018B (en) | 1985-05-28 |
CH655093A5 (en) | 1986-03-27 |
IT8321066A1 (en) | 1984-11-12 |
GB2122607B (en) | 1986-01-29 |
JPS591450A (en) | 1984-01-06 |
IT1164222B (en) | 1987-04-08 |
FR2526790A1 (en) | 1983-11-18 |
IT8321066A0 (en) | 1983-05-12 |
FR2526790B1 (en) | 1988-02-05 |
DD270208A3 (en) | 1989-07-26 |
GB2122607A (en) | 1984-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |