Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1983-11-15
1985-06-11
Chan, Nicky
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549389, 549214, 549411, 524110, 585 3, 523202, C07D31172
Patent
active
045230242
ABSTRACT:
There is provided a class of novel 3,4-dihydro-2H-benzopyran derivatives which either have excellent inhibitory activity against unfavorable effects of heat, light and oxidative factors or are of use as precursors of compounds having such activity, and methods for producing these derivatives. Also provided are methods of using such 3,4-dihydro-2H-benzopyran derivatives as stabilizers for organic materials sensitive to heat, light or/and oxidative factors, and organic compositions containing such stabilizers.
REFERENCES:
patent: 4127608 (1978-11-01), Olson et al.
patent: 4374258 (1983-02-01), Horner et al.
Fujita Yoshiji
Nishida Takashi
Shiono Manzo
Chan Nicky
Kuraray Co. Ltd.
LandOfFree
3,4-Dihydro-2H-benzopyran derivatives, a method of producing the does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with 3,4-Dihydro-2H-benzopyran derivatives, a method of producing the, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 3,4-Dihydro-2H-benzopyran derivatives, a method of producing the will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1184210