Avobenzone Cas 70356-09-1

CAS;70356-09-1

Formulae hypotheticae:C20H22O3

Pondus hypotheticum:310.39

EINECS:274-581-6

Synonyma:AVOBENZONE; EUSOLEX(R) 9020; 4-tert-butyl-4'-methoxy-dibenzoylmethane; 4-T-BUTYL-4'-METHOXY-DIBENZOYLMETHANE; 1-(4-(1,1-Dimethylethyl)phenyl)-3-(4-methoxyphenyl)-1,3-propanedione; 1-(4-TERT-BUTYLPHENYL)-3-(4-METHOXYPHENYL) 1,3-PROPANEDIOL; 1-(PT-BUTYLPHENYL) -3-(P-METHOXYPHENYL) -1,3-PROPANEDIONE; PARSOL 1789

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Quid est Avobenzone Cas 70356-09-1?

Multa genera absorbentium ultravioliorum sunt, inter quae phenylketonum absorbentium ultraviolatarum late usi sunt et magni pretii investigationis practicae sunt. Avobenzona est genus benzonis ultraviolaceum bibulum, et est etiam gravissima synthesis organica.

Specification

ITEM	STANDARD	RESULT
Aspectus	Alba ad luteum pulveris	Pallida pulveris
Identity (IR)	Matches reference spectrum	Conformare
Identity (tempus retentionis)	Retention par tempus referat	Conformare
UV specifica exstinctionis	1100-1180	1170
punctum liquescens	81.0℃-86.0℃	83.8℃-84.6℃
Chromatographic puritas(GC)	Quisque immunditiam ≤3.0%	1.2%
Chromatographic puritas(GC)	Totalis immunditiae ≤4.5%	1.4%
RELICTUM menstrua	Methanol ≤3000ppm	Conformare
RELICTUM menstrua	Toluene ≤890ppm	Conformare
Microbial puritas	Summa aerobe ≤100CFU / g *	Conformare
Microbial puritas	Totalis fermentum et format ≤100CFU/g	Conformare
Damnum in siccitate	≤0.5%	0.04%
Asssay (GC)	95.0-105.0%	100.1%

Applicationem

Avobenzona synthetica ultraviolacea absorber est, quae bona UV-A (>320nm) absorber ultraviolacea est. Potest angustos UVA ad plenum esse (320-400nm). Est efficax latum spectrum olei solutum UVA colum. Omnes UVA et UVB praesidium praebere potest cum aliis UVB agentibus sunscreen coniuncti ut ne cancer cutis ex luce causatur.