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Polyurethane Y-302 (25805-16-7)

Identification
Name:Polyurethane Y-302
Synonyms:1,4-Butanediol, polymer with 1,1'-methylenebis(4-isocyanatobenzene) (9CI)
CAS:25805-16-7
Molecular Formula: (C15H10N2O2 . C4H10O2)x
Molecular Weight: 0
InChI: InChI=1/C15H10N2O2.C4H10O2/c18-10-16-14-5-1-12(2-6-14)9-13-3-7-15(8-4-13)17-11-19;5-3-1-2-4-6/h1-8H,9H2;5-6H,1-4H2
Molecular Structure: ((C15H10N2O2.C4H10O2)x) 1,4-Butanediol, polymer with 1,1'-methylenebis(4-isocyanatobenzene) (9CI)
Properties
Flash Point: 154°C
Boiling Point: 373.4°C at 760 mmHg
Specification:

 Polyurethane Y-302 ,its CAS NO. is 25805-16-7,the synonyms is Butanediol-MDI copolymer ; MDI-1,4-butanediol copolymer ; Sanprene LQX 31 ; Y 302 ; 1,4-Butanediol, polymer with 1,1'-methylenebis(4-isocyanatobenzene) (9CI) .

Report:

IARC Cancer Review: Animal Sufficient Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 19 ,1979,p. 303.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) .

Flash Point: 154°C
Safety Data