IT1097822B - Procedimento per la rimozione di nitrosammine da dinitroaniline - Google Patents
Procedimento per la rimozione di nitrosammine da dinitroanilineInfo
- Publication number
- IT1097822B IT1097822B IT25724/78A IT2572478A IT1097822B IT 1097822 B IT1097822 B IT 1097822B IT 25724/78 A IT25724/78 A IT 25724/78A IT 2572478 A IT2572478 A IT 2572478A IT 1097822 B IT1097822 B IT 1097822B
- Authority
- IT
- Italy
- Prior art keywords
- nitrosamines
- dinitroaniline
- removal
- procedure
- concentration
- Prior art date
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
- C07C209/82—Purification; Separation; Stabilisation; Use of additives
- C07C209/84—Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
- C07C211/52—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81655877A | 1977-07-18 | 1977-07-18 | |
| US87883478A | 1978-02-17 | 1978-02-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7825724A0 IT7825724A0 (it) | 1978-07-14 |
| IT1097822B true IT1097822B (it) | 1985-08-31 |
Family
ID=27124088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT25724/78A IT1097822B (it) | 1977-07-18 | 1978-07-14 | Procedimento per la rimozione di nitrosammine da dinitroaniline |
Country Status (21)
| Country | Link |
|---|---|
| JP (1) | JPS5822102B2 (xx) |
| AR (1) | AR221846A1 (xx) |
| AU (1) | AU516698B2 (xx) |
| BG (1) | BG34182A3 (xx) |
| BR (1) | BR7804599A (xx) |
| CA (1) | CA1081256A (xx) |
| CS (1) | CS203196B2 (xx) |
| DD (1) | DD137222A5 (xx) |
| DE (1) | DE2831119C2 (xx) |
| DK (1) | DK152113C (xx) |
| ES (1) | ES471821A1 (xx) |
| FR (1) | FR2398044A1 (xx) |
| GB (1) | GB1599930A (xx) |
| HU (1) | HU182483B (xx) |
| IE (1) | IE47127B1 (xx) |
| IL (1) | IL55142A (xx) |
| IT (1) | IT1097822B (xx) |
| MX (1) | MX5203E (xx) |
| NL (1) | NL189911C (xx) |
| PL (1) | PL119759B1 (xx) |
| RO (1) | RO75656A (xx) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0019281B1 (de) * | 1979-05-21 | 1982-12-29 | Hoechst Aktiengesellschaft | Verfahren zur Entfernung von Nitrosierungsmittel(n) aus nitrierten aromatischen Verbindungen |
| DE2926947C2 (de) * | 1979-07-04 | 1982-03-18 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Entfernung von Nitrosierungsmittel (n) aus nitrierten aromatischen Verbindungen |
| DE3345157A1 (de) * | 1983-12-14 | 1985-06-27 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von nitrosaminfreien n,n-disubstituierten nitroaromatischen aminen und deren stabilisierung gegen nitrosaminbildung |
| IT1195822B (it) * | 1986-08-12 | 1988-10-27 | I Pi Ci Spa | Procedimento per la purificazione della trifluralina |
| IT1293450B1 (it) * | 1997-07-14 | 1999-03-01 | Finchimica Srl | Procedimento per la purificazione di dinitroaniline. |
| PL3246082T3 (pl) * | 2015-01-07 | 2020-12-14 | Mitsubishi Hitachi Power Systems, Ltd. | Sposób i urządzenie do obróbki związku nitrozowego |
| CN109320424B (zh) * | 2017-07-31 | 2021-12-21 | 江苏永安化工有限公司 | 一种二甲戊灵的纯化方法 |
| CN116735760B (zh) * | 2023-08-16 | 2024-02-09 | 山东道可化学有限公司 | 一种氟乐灵中n,n-二丙基亚硝胺的检测方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4134917A (en) * | 1977-04-25 | 1979-01-16 | American Cyanamid Company | Method for the denitrosation of organic nitrosamines |
-
1976
- 1976-07-14 RO RO7694675A patent/RO75656A/ro unknown
-
1978
- 1978-05-31 GB GB25279/78A patent/GB1599930A/en not_active Expired
- 1978-07-14 IT IT25724/78A patent/IT1097822B/it active
- 1978-07-14 HU HU78EI798A patent/HU182483B/hu unknown
- 1978-07-14 BG BG040406A patent/BG34182A3/xx unknown
- 1978-07-14 NL NLAANVRAGE7807576,A patent/NL189911C/xx not_active IP Right Cessation
- 1978-07-14 IL IL55142A patent/IL55142A/xx unknown
- 1978-07-14 CA CA307,403A patent/CA1081256A/en not_active Expired
- 1978-07-14 DE DE2831119A patent/DE2831119C2/de not_active Expired
- 1978-07-14 AU AU38058/78A patent/AU516698B2/en not_active Expired
- 1978-07-14 CS CS784725A patent/CS203196B2/cs unknown
- 1978-07-17 MX MX787265U patent/MX5203E/es unknown
- 1978-07-17 IE IE1430/78A patent/IE47127B1/en not_active IP Right Cessation
- 1978-07-17 DK DK319378A patent/DK152113C/da not_active IP Right Cessation
- 1978-07-17 BR BR7804599A patent/BR7804599A/pt unknown
- 1978-07-17 FR FR7821173A patent/FR2398044A1/fr active Granted
- 1978-07-17 ES ES471821A patent/ES471821A1/es not_active Expired
- 1978-07-18 PL PL1978208500A patent/PL119759B1/pl unknown
- 1978-07-18 JP JP53088257A patent/JPS5822102B2/ja not_active Expired
- 1978-07-18 AR AR272995A patent/AR221846A1/es active
- 1978-07-18 DD DD78206786A patent/DD137222A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7807576A (nl) | 1979-01-22 |
| AU3805878A (en) | 1980-01-17 |
| FR2398044B1 (xx) | 1980-10-31 |
| IL55142A0 (en) | 1978-09-29 |
| PL119759B1 (en) | 1982-01-30 |
| NL189911C (nl) | 1993-09-01 |
| IT7825724A0 (it) | 1978-07-14 |
| FR2398044A1 (fr) | 1979-02-16 |
| IE47127B1 (en) | 1983-12-28 |
| NL189911B (nl) | 1993-04-01 |
| AR221846A1 (es) | 1981-03-31 |
| DE2831119A1 (de) | 1979-02-08 |
| JPS5422329A (en) | 1979-02-20 |
| DD137222A5 (de) | 1979-08-22 |
| BR7804599A (pt) | 1979-03-20 |
| IE781430L (en) | 1979-01-18 |
| DK319378A (da) | 1979-01-19 |
| DE2831119C2 (de) | 1983-05-26 |
| DK152113B (da) | 1988-02-01 |
| IL55142A (en) | 1981-06-29 |
| CA1081256A (en) | 1980-07-08 |
| JPS5822102B2 (ja) | 1983-05-06 |
| MX5203E (es) | 1983-04-25 |
| RO75656A (ro) | 1981-04-20 |
| GB1599930A (en) | 1981-10-07 |
| DK152113C (da) | 1988-06-20 |
| HU182483B (en) | 1984-01-30 |
| PL208500A1 (pl) | 1979-07-02 |
| ES471821A1 (es) | 1979-10-01 |
| BG34182A3 (en) | 1983-07-15 |
| AU516698B2 (en) | 1981-06-18 |
| CS203196B2 (en) | 1981-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960616 |