UV Absorber BP2 CAS 131-55-5

CAS:131-55-5 ib

Molecular Formula:C13H10O5

Molecular Luj:246.22 Nws

EINECS:205-028-9 ib

Synonyms:2,2,4,4-Tetrahydroxybenzophenol; 2,2',4,4'-tetrahydroxy-benzophenon; 2,2',4,4'-tetrehydroxybenzophenone; 2,2,4,4TETRAHYDROXYBENZOPENONE; 2,4 Chemicalbook, 2',4'-Tetrahydroxybenzophenone; 2,4,2',4'-tetrahydroxybenzophenone; Benzophenone, 2,2',4,4'-tetrahydroxy-

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Khoom cim npe

UV Absorber BP2 CAS 131-55-5 yog dab tsi?

2, 2 ', 4, 4 '-tetrahydroxybenzophenone yog ib qho dej-soluble ultraviolet absorber, uas yog benzophenone ultraviolet absorber series khoom. 2, 2 ', 4, 4 '-tetrahydroxybenzophenone yog nplaim taws, thiab combustion ua rau muaj kuab lom nitrogen oxide pa.

Specification

Yam khoom	Specification
Melting point	198-200 ° C (lit.)
Boiling point	349.21°C (kev kwv yees kwv yees)
Qhov ntom	1.216 ib
Acidity coefficient (pKa)	6.98 ± 0.35 (Tshaj tawm)
Refractive Index	1.4825 (kwv yees)
LogP	3.091 (yog)

Daim ntawv thov

Tam sim no, 2, 2 ', 4, 4 '-tetrahydroxybenzophenone yog siv dav hauv plastics, resins, coatings, hluavtaws roj hmab thiab lwm yam teb, 2, 2', 4, 4 '-tetrahydroxybenzophenone yog siv los ua cov tshuaj intermediates, cov ntaub ntawv photosensitive, tshuaj pleev ib ce anti-ultraviolet additives thiab hais txog. Nyob rau hauv xyoo tsis ntev los no, daim ntawv thov ntawm fabrics tau them nyiaj mloog mus rau lub textile kev lag luam, thiab lub Scope yog ntau thiab ntau dua.