Magnesium thiosulfate hexahydrate CAS 10124-53-5 powder

Introduction of 1-ETHYL-1-METHYLPYRROLIDINIUM BROMIDE 69227-51-6 powder

Tetraethyl 2,2′-(1,4-phenylenedimethylidyne)bismalonate CAS 6337-43-5

CAS: 6337-43-5
Molecular Formula: C22H26O8
Molecular Weight: 418.44
EINECS: 228-726-5

Synonyms: B-CAP; Hostavin B-CAP; NSC 38065; p-Phenylenebis(methylenemalonic acid) tetraethyl ester;UV ABSORBER B-CAP; tetraethyl-2,2′-[1,4-phenylenebis(methanylylidene)]dimalonate; WSP UV-2000/p-Phenylenebis(methylenemalonic acid) tetraethyl ester; WSP UV-2000

What is tetraethyl 2,2′-(1,4-phenylenedimethylidyne)bismalonate CAS 6337-43-5？

Tetraethyl 2,2 ‘- (1,4-phenylenedimethylene) bismalenate is a UV absorber with a white powder appearance, which provides good protection for various organic pigments, especially bright colored products.

Specification

Item	Specification
Boiling point	484.4±45.0 °C(Predicted)
Density	1.195
Vapor pressure	0Pa at 25℃
SOLUBLE	1mg/L at 22℃
MF	C22H26O8
purity	99%

Application

Tetraethyl 2,2 ‘- (1,4-phenyldimethylidyne) bismalonate is suitable for use in various transparent plastics; Tetraethyl 2,2 ‘- (1,4-phenyldimethylidyne) bismalonate has a good protective effect on various organic color powders, especially bright colored products.