Process for the preparation of 3,3-dimethyl-4-pentenoic acid

Details Process for the preparation of 3,3-dimethyl-4-pentenoic acid Process for the preparation of 3,3-dimethyl-4-pentenoic acid

Filed on

1988-07-29

Date issued

1993-02-23

Examiner

Dees, Jose G.

Patent Class

Organic compounds -- part of the class 532-570 series

SubClass

Organic compounds

SubSubClass

Carboxylic acid esters

Other Related Categories

562598, C07C 6730, C07C 5702, C07C 5718

Type

Patent

Status

active

Patent number

051892022

Description

ABSTRACT:
In the present invention, 3,3-dimethyl-4-pentenoic acid (DPA) which is used for preparing permethric acid, an intemediate for preparing pyrethroid insecticides, is directly prepared from an isoprenol or a mixture of isoprenol and prenol without having to convert the isoprenol into a prenol or separate the mixture thereof into isoprenol and prenol. The present invention, therefore, has many advantages in view of yield, purity and procedure.

REFERENCES:
patent: 4214097 (1980-07-01), Kondo
patent: 4310709 (1982-01-01), Rebafka

Affiliated with

Also associated with

Rating

Process for the preparation of 3,3-dimethyl-4-pentenoic acid does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the preparation of 3,3-dimethyl-4-pentenoic acid, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of 3,3-dimethyl-4-pentenoic acid will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2206631