NL179726C - Werkwijze ter bereiding van cyclopropaancarbonzuurnitril. - Google Patents

Werkwijze ter bereiding van cyclopropaancarbonzuurnitril.

Info

Publication number: NL179726C
Authority: NL; Netherlands
Prior art keywords: preparing; carbonic acid; nitril; cyclopropanic; cyclopropanic carbonic
Prior art date: 1973-09-13

Application number

NLAANVRAGE7412037,A

Other languages

English (en)

Other versions

NL7412037A (nl

NL179726B (nl

Original Assignee

Ciba Geigy

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.)

1973-09-13

Filing date

1974-09-10

Publication date

1986-11-03

1974-09-10 Application filed by Ciba Geigy filed Critical Ciba Geigy

1975-03-17 Publication of NL7412037A publication Critical patent/NL7412037A/nl

1986-06-02 Publication of NL179726B publication Critical patent/NL179726B/nl

1986-11-03 Application granted granted Critical

1986-11-03 Publication of NL179726C publication Critical patent/NL179726C/nl

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/14—Preparation of carboxylic acid nitriles by reaction of cyanides with halogen-containing compounds with replacement of halogen atoms by cyano groups

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)

NLAANVRAGE7412037,A 1973-09-13 1974-09-10 Werkwijze ter bereiding van cyclopropaancarbonzuurnitril. NL179726C (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US00397211A US3853942A (en)	1973-09-13	1973-09-13	Process for the manufacture of cyclopropa-necarbonitrile

Publications (3)

Publication Number	Publication Date
NL7412037A NL7412037A (nl)	1975-03-17
NL179726B NL179726B (nl)	1986-06-02
NL179726C true NL179726C (nl)	1986-11-03

Family

ID=23570273

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7412037,A NL179726C (nl)	1973-09-13	1974-09-10	Werkwijze ter bereiding van cyclopropaancarbonzuurnitril.

Country Status (12)

Country	Link
US (1)	US3853942A (nl)
JP (1)	JPS5757467B2 (nl)
BE (1)	BE880265Q (nl)
BR (1)	BR7407605D0 (nl)
CA (1)	CA1021349A (nl)
CH (1)	CH597164A5 (nl)
DE (1)	DE2443142C2 (nl)
FR (1)	FR2243934B1 (nl)
GB (1)	GB1477499A (nl)
IL (1)	IL45647A (nl)
IT (1)	IT1021327B (nl)
NL (1)	NL179726C (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3974199A (en) *	1975-06-16	1976-08-10	The Dow Chemical Company	Process for production of cyclopropylcyanide
US4205009A (en) *	1979-02-07	1980-05-27	Velsicol Chemical Corporation	Process for the preparation of cyclopropylcyanide
US5380911A (en) *	1993-12-02	1995-01-10	American Cyanamid Company	Process for the manufacture of cyclopropylnitrile
US5502234A (en) *	1995-07-17	1996-03-26	Eastman Chemical Company	Process for the preparation and separation of cyclopropanecarbonitrile
US6222058B1 (en)	1998-03-30	2001-04-24	Eastman Chemical Company	Process for the manufacture of cyclopropanecarbonitrile
EP1243578A1 (en)	2001-02-23	2002-09-25	Kuraray Co., Ltd.	Process for producing cyclopropanecarbonitrile

1973
- 1973-09-13 US US00397211A patent/US3853942A/en not_active Expired - Lifetime
1974
- 1974-08-21 CH CH1143674A patent/CH597164A5/xx not_active IP Right Cessation
- 1974-09-04 CA CA208,474A patent/CA1021349A/en not_active Expired
- 1974-09-10 NL NLAANVRAGE7412037,A patent/NL179726C/nl not_active IP Right Cessation
- 1974-09-10 DE DE2443142A patent/DE2443142C2/de not_active Expired
- 1974-09-11 JP JP49104821A patent/JPS5757467B2/ja not_active Expired
- 1974-09-12 FR FR7430861A patent/FR2243934B1/fr not_active Expired
- 1974-09-12 BR BR7605/74A patent/BR7407605D0/pt unknown
- 1974-09-12 GB GB3984774A patent/GB1477499A/en not_active Expired
- 1974-09-12 IL IL45647A patent/IL45647A/en unknown
- 1974-09-12 IT IT27231/74A patent/IT1021327B/it active
1979
- 1979-11-27 BE BE0/198290A patent/BE880265Q/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
US3853942A (en)	1974-12-10
IT1021327B (it)	1978-01-30
DE2443142C2 (de)	1985-10-03
JPS5053351A (nl)	1975-05-12
NL7412037A (nl)	1975-03-17
IL45647A0 (en)	1974-11-29
FR2243934A1 (nl)	1975-04-11
FR2243934B1 (nl)	1976-10-22
CA1021349A (en)	1977-11-22
CH597164A5 (nl)	1978-03-31
BE880265Q (fr)	1980-03-17
GB1477499A (en)	1977-06-22
BR7407605D0 (pt)	1975-07-08
DE2443142A1 (de)	1975-03-20
NL179726B (nl)	1986-06-02
IL45647A (en)	1977-10-31
JPS5757467B2 (nl)	1982-12-04

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Legal Events

Date	Code	Title
1981-09-01	BA	A request for search or an international-type search has been filed
1981-09-01	BB	A search report has been drawn up
1982-01-04	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1994-10-17	V4	Discontinued because of reaching the maximum lifetime of a patent