IL78603A - Preparation of methylcarbamate insecticides via an oxime or phenol and methyl isocyanate - Google Patents

Preparation of methylcarbamate insecticides via an oxime or phenol and methyl isocyanate

Info

Publication number: IL78603A
Authority: IL; Israel
Prior art keywords: methyl isocyanate; oxime; phenol; water; preparation
Prior art date: 1985-04-26

Application number

IL78603A

Other languages

English (en)

Other versions

IL78603A0 (en

Original Assignee

Du Pont

Priority date (The priority date 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 date listed.)

1985-04-26

Filing date

1986-04-23

Publication date

1989-09-28

1986-04-23 Application filed by Du Pont filed Critical Du Pont

1986-08-31 Publication of IL78603A0 publication Critical patent/IL78603A0/xx

1989-09-28 Publication of IL78603A publication Critical patent/IL78603A/xx

Links

HAMGRBXTJNITHG-UHFFFAOYSA-N methyl isocyanate Chemical compound CN=C=O HAMGRBXTJNITHG-UHFFFAOYSA-N 0.000 title abstract 9
150000002923 oximes Chemical class 0.000 title abstract 4
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title abstract 3
239000002917 insecticide Substances 0.000 title abstract 2
GTCAXTIRRLKXRU-UHFFFAOYSA-N methyl carbamate Chemical compound COC(N)=O GTCAXTIRRLKXRU-UHFFFAOYSA-N 0.000 title 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 4
ATHHXGZTWNVVOU-UHFFFAOYSA-N N-methylformamide Chemical compound CNC=O ATHHXGZTWNVVOU-UHFFFAOYSA-N 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
239000000203 mixture Substances 0.000 abstract 2
239000011541 reaction mixture Substances 0.000 abstract 2
239000012808 vapor phase Substances 0.000 abstract 2
238000001816 cooling Methods 0.000 abstract 1
238000007865 diluting Methods 0.000 abstract 1
239000011261 inert gas Substances 0.000 abstract 1
238000005839 oxidative dehydrogenation reaction Methods 0.000 abstract 1
150000002989 phenols Chemical class 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C269/02—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups from isocyanates with formation of carbamate groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)

IL78603A 1985-04-26 1986-04-23 Preparation of methylcarbamate insecticides via an oxime or phenol and methyl isocyanate IL78603A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US72781285A	1985-04-26	1985-04-26
US06/827,517 US4698438A (en)	1985-04-26	1986-02-11	Process for the preparation of methyl carbamates and thioimidates

Publications (2)

Publication Number	Publication Date
IL78603A0 IL78603A0 (en)	1986-08-31
IL78603A true IL78603A (en)	1989-09-28

Family

ID=27111584

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL78603A IL78603A (en)	1985-04-26	1986-04-23	Preparation of methylcarbamate insecticides via an oxime or phenol and methyl isocyanate

Country Status (8)

Country	Link
US (1)	US4698438A (de)
EP (1)	EP0200506B1 (de)
KR (1)	KR940006766B1 (de)
AT (1)	ATE67179T1 (de)
BR (1)	BR8601803A (de)
CA (1)	CA1247113A (de)
DE (1)	DE3681331D1 (de)
IL (1)	IL78603A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5284962A (en) *	1992-10-09	1994-02-08	E. I. Du Pont De Nemours And Company	Multistage process for making methyl carbamates
FR2768516B1 (fr) *	1997-09-16	1999-10-29	Inst Bouisson Bertrand	Utilisation d'isocyanates pour le dosage de fonctions nucleophiles a l'etat de traces en milieu humide
CN111377843B (zh) *	2020-04-02	2022-03-18	湖南海利常德农药化工有限公司	一种灭多威的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2870057A (en) *	1957-11-26	1959-01-20	Gulf Research Development Co	4- or 5-indanyl n-methyl carbamate
NL130985C (de) *	1967-02-09
US3576834A (en) *	1967-08-31	1971-04-27	Du Pont	Substituted o-carbamylhydroxamates
US4207251A (en) *	1977-08-02	1980-06-10	Akzona Incorporated	Catalytic oxidation of formamides to form isocyanates
JPS56100751A (en) *	1980-01-17	1981-08-12	Asahi Chem Ind Co Ltd	Preparation of isocyanate

1986
- 1986-02-11 US US06/827,517 patent/US4698438A/en not_active Expired - Lifetime
- 1986-04-22 CA CA000507229A patent/CA1247113A/en not_active Expired
- 1986-04-23 IL IL78603A patent/IL78603A/xx not_active IP Right Cessation
- 1986-04-23 BR BR8601803A patent/BR8601803A/pt not_active IP Right Cessation
- 1986-04-25 EP EP86303168A patent/EP0200506B1/de not_active Expired - Lifetime
- 1986-04-25 AT AT86303168T patent/ATE67179T1/de not_active IP Right Cessation
- 1986-04-25 DE DE8686303168T patent/DE3681331D1/de not_active Expired - Lifetime
- 1986-04-26 KR KR1019860003233A patent/KR940006766B1/ko not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE3681331D1 (de)	1991-10-17
US4698438A (en)	1987-10-06
BR8601803A (pt)	1986-12-23
ATE67179T1 (de)	1991-09-15
EP0200506B1 (de)	1991-09-11
EP0200506A2 (de)	1986-11-05
CA1247113A (en)	1988-12-20
KR860008128A (ko)	1986-11-12
IL78603A0 (en)	1986-08-31
EP0200506A3 (en)	1988-07-13
KR940006766B1 (ko)	1994-07-27

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Legal Events

Date	Code	Title
1996-07-23	KB	Patent renewed
2000-11-21	KB	Patent renewed
2004-06-01	KB	Patent renewed
2006-08-01	EXP	Patent expired