FR2346322A1 - Procede de preparation de cyanures d'acyle pouvant etre utilises comme matieres premieres pour la synthese d'herbicides - Google Patents

Procede de preparation de cyanures d'acyle pouvant etre utilises comme matieres premieres pour la synthese d'herbicides

Info

Publication number: FR2346322A1
Authority: FR; France
Prior art keywords: herbicides; synthesis; raw materials; acyl cyanides; preparing acyl
Prior art date: 1976-04-02
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

Application number

FR7709937A

Other languages

English (en)

Other versions

FR2346322B1 (fr

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Bayer AG

Original Assignee

Bayer AG

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.)

1976-04-02

Filing date

1977-04-01

Publication date

1977-10-28

1977-04-01 Application filed by Bayer AG filed Critical Bayer AG

1977-10-28 Publication of FR2346322A1 publication Critical patent/FR2346322A1/fr

1981-07-10 Application granted granted Critical

1981-07-10 Publication of FR2346322B1 publication Critical patent/FR2346322B1/fr

Status Granted legal-status Critical Current

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/16—Preparation of carboxylic acid nitriles by reaction of cyanides with lactones or compounds containing hydroxy groups or etherified or esterified hydroxy groups
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/20—Preparation of carboxylic acid nitriles by dehydration of carboxylic acid amides

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Toxicology (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

FR7709937A 1976-04-02 1977-04-01 Procede de preparation de cyanures d'acyle pouvant etre utilises comme matieres premieres pour la synthese d'herbicides Granted FR2346322A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2614241A DE2614241C3 (de)	1976-04-02	1976-04-02	Verfahren zur Herstellung von Acylcyaniden

Publications (2)

Publication Number	Publication Date
FR2346322A1 true FR2346322A1 (fr)	1977-10-28
FR2346322B1 FR2346322B1 (fr)	1981-07-10

Family

ID=5974270

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7709937A Granted FR2346322A1 (fr)	1976-04-02	1977-04-01	Procede de preparation de cyanures d'acyle pouvant etre utilises comme matieres premieres pour la synthese d'herbicides

Country Status (12)

Country	Link
US (2)	US4238412A (fr)
AT (1)	AT348509B (fr)
BE (1)	BE853157A (fr)
BR (1)	BR7702090A (fr)
CH (1)	CH629182A5 (fr)
DE (1)	DE2614241C3 (fr)
DK (1)	DK149447C (fr)
FR (1)	FR2346322A1 (fr)
GB (1)	GB1531676A (fr)
IL (1)	IL51798A (fr)
IT (1)	IT1075383B (fr)
NL (1)	NL188996C (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2614241C3 (de) *	1976-04-02	1980-03-20	Bayer Ag, 5090 Leverkusen	Verfahren zur Herstellung von Acylcyaniden
DE2820575C3 (de) *	1978-05-11	1981-09-24	Bayer Ag, 5090 Leverkusen	Verfahren zur Herstellung von Acylcyaniden
DE3025304A1 (de) *	1980-07-04	1982-02-04	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von acylcyaniden
DE3045181A1 (de) *	1980-12-01	1982-07-01	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von pivaloylcyanid
DE3226425A1 (de) *	1981-11-11	1983-05-19	Bayer Ag, 5090 Leverkusen	Verfahren zur herstellung von acylcyaniden
EP0549531A1 (fr) *	1991-12-20	1993-06-30	Säurefabrik Schweizerhall	Procédé de préparation d'anhydrides d'acides
DE4311722C1 (de) *	1993-04-08	1994-04-07	Basf Ag	Verfahren zur Herstellung von Halogenmethyl-benzoylcyaniden und neue Halogenmethyl-benzoylcyanide

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB583646A (en) *	1944-11-13	1946-12-23	Du Pont	Improvements in and relating to the production of acyl cyanides

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2426014A (en) *	1944-02-03	1947-08-19	Du Pont	Preparation of acyl cyanides
DE2614241C3 (de) *	1976-04-02	1980-03-20	Bayer Ag, 5090 Leverkusen	Verfahren zur Herstellung von Acylcyaniden
DE2642199A1 (de) *	1976-09-20	1978-03-23	Degussa	Verfahren zur herstellung von benzoylcyanid

1976
- 1976-04-02 DE DE2614241A patent/DE2614241C3/de not_active Expired
1977
- 1977-03-29 GB GB13154/77A patent/GB1531676A/en not_active Expired
- 1977-03-29 CH CH394877A patent/CH629182A5/de not_active IP Right Cessation
- 1977-03-31 IL IL51798A patent/IL51798A/xx unknown
- 1977-03-31 IT IT21944/77A patent/IT1075383B/it active
- 1977-04-01 FR FR7709937A patent/FR2346322A1/fr active Granted
- 1977-04-01 BR BR7702090A patent/BR7702090A/pt unknown
- 1977-04-01 AT AT229977A patent/AT348509B/de not_active IP Right Cessation
- 1977-04-01 DK DK144277A patent/DK149447C/da not_active IP Right Cessation
- 1977-04-01 NL NLAANVRAGE7703597,A patent/NL188996C/xx not_active IP Right Cessation
- 1977-04-01 BE BE176348A patent/BE853157A/fr not_active IP Right Cessation
1978
- 1978-12-08 US US05/967,934 patent/US4238412A/en not_active Expired - Lifetime
1983
- 1983-07-14 US US06/513,260 patent/US4456565A/en not_active Expired - Lifetime

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB583646A (en) *	1944-11-13	1946-12-23	Du Pont	Improvements in and relating to the production of acyl cyanides

Also Published As

Publication number	Publication date
FR2346322B1 (fr)	1981-07-10
IL51798A (en)	1980-07-31
US4456565A (en)	1984-06-26
NL188996C (nl)	1992-12-01
DE2614241C3 (de)	1980-03-20
DE2614241A1 (de)	1977-10-06
DE2614241B2 (de)	1979-07-05
ATA229977A (de)	1978-07-15
DK149447C (da)	1986-11-17
IT1075383B (it)	1985-04-22
BR7702090A (pt)	1978-01-24
BE853157A (fr)	1977-10-03
AT348509B (de)	1979-02-26
DK149447B (da)	1986-06-16
US4238412A (en)	1980-12-09
NL7703597A (nl)	1977-10-04
IL51798A0 (en)	1977-05-31
CH629182A5 (de)	1982-04-15
GB1531676A (en)	1978-11-08
NL188996B (nl)	1992-07-01
DK144277A (da)	1977-10-03

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