BR8703609A - Processo de etapa unica para producao de herbicidas - Google Patents
Processo de etapa unica para producao de herbicidasInfo
- Publication number
- BR8703609A BR8703609A BR8703609A BR8703609A BR8703609A BR 8703609 A BR8703609 A BR 8703609A BR 8703609 A BR8703609 A BR 8703609A BR 8703609 A BR8703609 A BR 8703609A BR 8703609 A BR8703609 A BR 8703609A
- Authority
- BR
- Brazil
- Prior art keywords
- step process
- nitrosamine
- single step
- essentially
- ester
- Prior art date
Links
- 239000004009 herbicide Substances 0.000 title abstract 3
- 230000002363 herbicidal effect Effects 0.000 title abstract 2
- LZGUHMNOBNWABZ-UHFFFAOYSA-N n-nitro-n-phenylnitramide Chemical compound [O-][N+](=O)N([N+]([O-])=O)C1=CC=CC=C1 LZGUHMNOBNWABZ-UHFFFAOYSA-N 0.000 abstract 2
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical class Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- -1 p-amino benzoate ester Chemical class 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
- A01N33/18—Nitro compounds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/16—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds containing nitrogen-to-oxygen bonds
- A01N33/18—Nitro compounds
- A01N33/20—Nitro compounds containing oxygen or sulfur attached to the carbon skeleton containing the nitro group
- A01N33/22—Nitro compounds containing oxygen or sulfur attached to the carbon skeleton containing the nitro group having at least one oxygen or sulfur atom and at least one nitro group directly attached to the same aromatic ring system
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/44—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
- A01N37/48—Nitro-carboxylic acids; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
- A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
- A01N41/10—Sulfones; Sulfoxides
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Dentistry (AREA)
- Zoology (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Environmental Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL79248A IL79248A (en) | 1986-06-26 | 1986-06-26 | Process for purifying dinitroaniline herbicides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8703609A true BR8703609A (pt) | 1988-03-22 |
Family
ID=11056894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8703609A BR8703609A (pt) | 1986-06-26 | 1987-06-24 | Processo de etapa unica para producao de herbicidas |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4970343A (pt) |
| EP (1) | EP0254009B1 (pt) |
| AT (1) | ATE62661T1 (pt) |
| BR (1) | BR8703609A (pt) |
| CA (1) | CA1304754C (pt) |
| DE (1) | DE3769388D1 (pt) |
| IL (1) | IL79248A (pt) |
| ZA (1) | ZA873965B (pt) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1261259B (it) * | 1993-09-13 | 1996-05-09 | Finchimica Srl | Procedimento per la preparazione di ethalfluralin |
| US5728881A (en) * | 1997-03-05 | 1998-03-17 | Srm Chemical, Ltd. Co. | Process for preparing trifluralin |
| US5922915A (en) * | 1998-05-11 | 1999-07-13 | Srm Chemical, Ltd., Co. | Process for removing N-nitroso compounds from organo-amine compositions including dinitroaniline herbicides |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4127610A (en) * | 1977-08-17 | 1978-11-28 | Eli Lilly And Company | Dinitroaniline purification with bromine and chlorine |
| US4331468A (en) * | 1980-05-23 | 1982-05-25 | The Dow Chemical Company | Process for inhibiting formation of nitrosamines |
| IL67948A (en) * | 1983-02-18 | 1988-05-31 | Agan Chemical Manufacturers | Method for removal of nitrosoamine impurities from herbicides |
| IL78948A (en) * | 1985-06-06 | 1991-03-10 | Finchimica Srl | Process for purifying crude trifluralin |
-
1986
- 1986-06-26 IL IL79248A patent/IL79248A/xx not_active IP Right Cessation
-
1987
- 1987-06-03 ZA ZA873965A patent/ZA873965B/xx unknown
- 1987-06-05 CA CA000538938A patent/CA1304754C/en not_active Expired - Lifetime
- 1987-06-09 EP EP87108306A patent/EP0254009B1/en not_active Expired - Lifetime
- 1987-06-09 DE DE8787108306T patent/DE3769388D1/de not_active Expired - Lifetime
- 1987-06-09 AT AT87108306T patent/ATE62661T1/de not_active IP Right Cessation
- 1987-06-15 US US07/061,660 patent/US4970343A/en not_active Expired - Lifetime
- 1987-06-24 BR BR8703609A patent/BR8703609A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IL79248A0 (en) | 1986-09-30 |
| AU604245B2 (en) | 1990-12-13 |
| EP0254009B1 (en) | 1991-04-17 |
| US4970343A (en) | 1990-11-13 |
| ZA873965B (pt) | 1987-12-02 |
| AU7450587A (en) | 1988-01-07 |
| DE3769388D1 (de) | 1991-05-23 |
| CA1304754C (en) | 1992-07-07 |
| IL79248A (en) | 1990-07-12 |
| EP0254009A1 (en) | 1988-01-27 |
| ATE62661T1 (de) | 1991-05-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB19 | Grant procedure suspended (art. 19) | ||
| FB19 | Grant procedure suspended (art. 19) | ||
| FF | Decision: intention to grant | ||
| KD | Notifcation of receipt (letter patent) | ||
| FG9A | Patent or certificate of addition granted | ||
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 25/08/2008 |