Patent · US Active

Preparation of nitrones

US8461387B2 · kind B2 · utility

0Cited by

5References

4Claims

0Family size

Assignee

Rohm and Haas Company · US

Inventors

Rajiv Manohar Banavali · Morristown, US
Bharati Dinkar Chheda · Spring, US
Barry Weinstein · Dresher, US

Key dates

Filing date	Nov 9, 2012
Grant date	Jun 11, 2013
Priority date	—
Expiry date	Nov 9, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10N2030/10
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A method for producing a nitrone of formula (I)wherein R is a branched alkyl group having from four to thirty carbon atoms; R1, R2, R3 and R4 independently are hydrogen or alkyl groups having from one to six carbon atoms from an imine having formula (II)

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.