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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 4537999 B1

PDFFull Text
Date of Patent:
Aug. 27, 1985

Filed:

Sep. 21, 1983

Process for a production of dinitrophenyl ethers

Applicant:
Inventors:

Tetsuya Ogawa, Chibaken, JP;

Shinichi Saitoh, Chibaken, JP;

Takeshi Inoi, Kanagawaken, JP;

Masaji Kato, Shizuokaken, JP;

Heitaro Obara, Miyagiken, JP;

Assignees:

Chisso Corporation, Osaka, JP;

Kaken Pharmaceutical Co., Ltd., Tokyo, JP;

Attorney:

Wenderoth, Lind & Ponack

Primary Examiner:

Bernard Helfin

Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
568584 ; 568585 ; 568586 ;
Abstract

A process for the production of dinitrophenyl ethers having the general formula [III]: ##STR1## wherein, one of R.sub.1 and R.sub.2 is a nitro radical, and the other is a hydrogen atom or a straight-chain, branched-chain or cyclic, saturated or unsaturated hydrocarbon radical containing from 1 to 10 carbon atoms, and R.sub.3 is a radical selected from the group consisting of (i) a straight-chain, branched-chain or cyclic, saturated or unsaturated hydrocarbon radical containing from 2 to 10 carbon atoms, (ii) a straight-chain hydrocarbon radical having one phenyl group as a substituent and containing from 1 to 5 carbon atoms, (iii) a phenyl radical, and (iv) a phenyl radical with one or more than one substituents selected from the group consisting of a nitro group, a halogen group, a saturated or unsaturated hydrocarbon group containing from 1 to 5 carbon atoms and an alkoxy group containing from 1 to 4 carbon atoms, by reacting a compound represented by the formula [I]: ##STR2## wherein, R.sub.1 and R.sub.2 have the above-mentioned meanings, and a compound represented by the general formula [II]:

Find Patent Forward Citations

Ogawa, Tetsuya. (1985). Process for a production of dinitrophenyl ethers (U.S. Patent No. 4537999). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4537999

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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