BR9601581C1 - Processo para preparação de n-fofonometilglicina. - Google Patents
Processo para preparação de n-fofonometilglicina.Info
- Publication number
- BR9601581C1 BR9601581C1 BR9601581A BR9601581A BR9601581C1 BR 9601581 C1 BR9601581 C1 BR 9601581C1 BR 9601581 A BR9601581 A BR 9601581A BR 9601581 A BR9601581 A BR 9601581A BR 9601581 C1 BR9601581 C1 BR 9601581C1
- Authority
- BR
- Brazil
- Prior art keywords
- fofonomethylglycine
- preparing
- acid
- reaction
- phosphonomethylmonodiacetic
- Prior art date
Links
Landscapes
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
<B>''CERTIFICADO DE ADIçãO AO PI 9601581 PROCESSO PARA A PREPARAçãO DE N-FOSFONOMETILGLICINA''<D>. Produção de N-fosfonometilglicina a partir do ácido N-fosfonometilimonodiacético, em duas etapas, obtendo-se primeiramente o intermediário, o N-óxido do ácido N-fosfonometiliminodiacético, utilizando-se catalisadores promotores de oxidação descritos no PI 9601581, <MU>caracterizado pelo fato<MV> de se conduzir a reação entre 50 e 70 °C, e uma segunda etapa adicionar uma quantidade catalítica de hidrossulfito de sódio ao meio reacional, contendo o intermediário.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR9601581A BR9601581C1 (pt) | 1996-04-22 | 1996-04-22 | Processo para preparação de n-fofonometilglicina. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BR9601581A BR9601581C1 (pt) | 1996-04-22 | 1996-04-22 | Processo para preparação de n-fofonometilglicina. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR9601581A BR9601581A (pt) | 1999-07-27 |
| BR9601581C1 true BR9601581C1 (pt) | 2000-01-25 |
Family
ID=4063978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9601581A BR9601581C1 (pt) | 1996-04-22 | 1996-04-22 | Processo para preparação de n-fofonometilglicina. |
Country Status (1)
| Country | Link |
|---|---|
| BR (1) | BR9601581C1 (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2381412A1 (en) * | 1999-08-11 | 2001-02-22 | Basf Aktiengesellschaft | Method for the production of phosphonomethylglycin |
| CA2381413A1 (en) * | 1999-08-11 | 2001-02-22 | Basf Aktiengesellschaft | Method for the production of phosphonomethylglycine |
-
1996
- 1996-04-22 BR BR9601581A patent/BR9601581C1/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BR9601581A (pt) | 1999-07-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B07A | Technical examination (opinion): publication of technical examination (opinion) | ||
| B07A | Technical examination (opinion): publication of technical examination (opinion) |
Free format text: ADDITIONAL INVENTOR S CERTIFICATE: |
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| B06A | Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law |
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| B09A | Decision: intention to grant | ||
| B16A | Patent or certificate of addition of invention granted |
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| B09A | Decision: intention to grant |
Free format text: ADDITIONAL INVENTOR S CERTIFICATE: |
|
| B16A | Patent or certificate of addition of invention granted |
Free format text: ADDITIONAL INVENTOR S CERTIFICATE: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 20/06/2006, OBSERVADAS AS CONDICOES LEGAIS. |
|
| B21A | Expiry acc. art. 78, item i of ipl- expiry of the term of protection |
Free format text: ADDITIONAL INVENTOR S CERTIFICATE: PATENTE EXTINTA EM 20/06/2016 Free format text: PATENTE EXTINTA EM 20/06/2016 |