GB2118934B - Production of liquid crystal cyanophenylethanes - Google Patents

Production of liquid crystal cyanophenylethanes

Info

Publication number: GB2118934B
Authority: GB; United Kingdom
Prior art keywords: cyanophenylethanes; production; liquid crystal; crystal; liquid
Prior art date: 1982-03-03
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.): Expired

Application number

GB08305663A

Other versions

GB2118934A (en

GB8305663D0 (en

Inventor

Neil Carr

George William Gray

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.)

SECR DEFENCE

UK Secretary of State for Defence

Original Assignee

SECR DEFENCE

UK Secretary of State for Defence

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.)

1982-03-03

Filing date

1983-03-01

Publication date

1986-05-08

1983-03-01 Application filed by SECR DEFENCE, UK Secretary of State for Defence filed Critical SECR DEFENCE

1983-03-01 Priority to GB08305663A priority Critical patent/GB2118934B/en

1983-03-30 Publication of GB8305663D0 publication Critical patent/GB8305663D0/en

1983-11-09 Publication of GB2118934A publication Critical patent/GB2118934A/en

1986-05-08 Application granted granted Critical

1986-05-08 Publication of GB2118934B publication Critical patent/GB2118934B/en

Status Expired legal-status Critical Current

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
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/46—Friedel-Crafts reactions
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/76—Ketones containing a keto group bound to a six-membered aromatic ring
- C07C49/782—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic
- C07C49/792—Ketones containing a keto group bound to a six-membered aromatic ring polycyclic containing rings other than six-membered aromatic rings
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/58—Preparation of carboxylic acid halides
- C07C51/62—Preparation of carboxylic acid halides by reactions not involving the carboxylic acid halide group

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

GB08305663A 1982-03-03 1983-03-01 Production of liquid crystal cyanophenylethanes Expired GB2118934B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB08305663A GB2118934B (en)	1982-03-03	1983-03-01	Production of liquid crystal cyanophenylethanes

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB8206265		1982-03-03
GB08305663A GB2118934B (en)	1982-03-03	1983-03-01	Production of liquid crystal cyanophenylethanes

Publications (3)

Publication Number	Publication Date
GB8305663D0 GB8305663D0 (en)	1983-03-30
GB2118934A GB2118934A (en)	1983-11-09
GB2118934B true GB2118934B (en)	1986-05-08

Family

ID=26282159

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08305663A Expired GB2118934B (en)	1982-03-03	1983-03-01	Production of liquid crystal cyanophenylethanes

Country Status (1)

Country	Link
GB (1)	GB2118934B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3401320A1 (en) *	1984-01-17	1985-07-25	Merck Patent Gmbh, 6100 Darmstadt	ETHAN DERIVATIVES
JPH0726100B2 (en) *	1989-04-17	1995-03-22	チッソ株式会社	Liquid crystal composition and liquid crystal display device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2636684C3 (en) *	1976-08-14	1980-06-19	Merck Patent Gmbh, 6100 Darmstadt	Phenylcyclohexane derivatives and their use in liquid-crystalline dielectrics
DE2701591C3 (en) *	1977-01-15	1979-12-20	Merck Patent Gmbh, 6100 Darmstadt	Hexahydroterphenyl derivatives and their use in liquid crystalline dielectrics
DE2822504A1 (en) *	1978-05-23	1979-11-29	Siegfried Ag	PROCESS FOR THE PREPARATION OF TRANS-4-ALKYL-CYANOARYLCYCLOHEXANES
GB2023136B (en) *	1978-05-31	1982-09-15	Secr Defence	Cyclohexane containing derivatives of aromatic nitriles and their use as liquid crystal compounds
GB2041915B (en) *	1979-01-17	1983-07-27	Mosley A	Preparation of bromo-p-terphenyl derivatives

1983
- 1983-03-01 GB GB08305663A patent/GB2118934B/en not_active Expired

Also Published As

Publication number	Publication date
GB2118934A (en)	1983-11-09
GB8305663D0 (en)	1983-03-30

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Legal Events

Date	Code	Title	Description
1986-05-08	PG	Patent granted