Enzophenone-8 CAS 131-53-3

CAS:131-53-3 ib

Molecular Formula:C14H12O4

Molecular Luj:244.24 Nws

EINECS:205-026-8 ib

Synonyms:enzophenone-8; (2-Hydroxy-4-methoxyphenyl) (2-hydroxphenyl)-methadone (UV24); 2,2''-DIHYDROXY-4-METHOXYBENZOPENONE/DIOXYBENZONE; BP-8; 2-2'-DihydChemicalbookroxy-4-methoxy-benzophenone (UV-24)

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Enzophenone-8 CAS 131-53-3 yog dab tsi?

Enzophenone-8 yog lub teeb daj hmoov, khov taw tes 68 ℃, boiling point 170-175 ℃, txheeb ze ntom ntom 1.382, insoluble hauv dej. Enzophenone-8 yog ib qho ultraviolet absorbent, uas yog tsim rau polyvinyl chloride, ABS resin, acrylic resin, polyurethane, melamine resin, cellulose resin thiab ntau lwm yam yas.

Specification

Yam khoom	Specification
Melting point	73-75 ° C (lit.)
Boiling point	170-175 ° C1 hli Hg (lit.)
Qhov ntom	1.2379 (zeeg)
Vapor siab	0-0Pa ntawm 20-25 ℃
Refractive Index	1.5389 (kwv yees)
Acidity coefficient (pKa)	7.11 ± 0.35 (Tshaj tawm)
LogP	2.33 ntawm 23.5 ℃

Daim ntawv thov

Enzophenone-8 muaj kev sib raug zoo nrog cov resin, qhov ntau npaum li cas yog 0.25-3%, thiab muaj qhov zoo ntawm lub teeb stabilization hauv cov xim. Enzophenone-8 yog UV absorber haum rau ntau yam yas xws li polyvinyl chloride, ABS resin, acrylic resin, polyurethane, melamine resin, cellulose resin, thiab lwm yam.