Dawb rau daj ntseg daj hmoov Avobenzone Cas 70356-09-1

CAS:70356-09-1

Cov mis molecular:C20H22O3

Qhov Hnyav Molecular:310.39

EINECS:274-581-6

Cov lus txhais: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

Sau Koj Cov Lus

Cov Khoom Qhia Txog Khoom

Rub tawm

Cov Cim Npe Khoom

Avobenzone Cas 70356-09-1 yog dab tsi?

Muaj ntau hom ultraviolet absorbers, ntawm cov uas phenylketone ultraviolet absorbers yog siv dav thiab muaj txiaj ntsig zoo rau kev tshawb fawb. Avobenzone yog ib hom benzone ultraviolet absorbent, thiab kuj yog ib qho tseem ceeb heev rau cov organic synthesis intermediate.

Cov Lus Qhia Tshwj Xeeb

ITEM	STANDARD	TXAUS SIAB
Qhov tsos	Dawb rau hmoov daj daj ntseg	Hmoov daj ntseg
Ikev kho mob (IR)	Sib phim cov spectrum siv	Ua raws li
Ikev kho hniav (Lub sijhawm khaws cia)	Sib phim lub sijhawm khaws cia cov ntaub ntawv	Ua raws li
UV kev ploj tuag tshwj xeeb	1100-1180	1170
Qhov kub yaj	81.0 ℃ - 86.0 ℃	83.8 ℃ -84.6 ℃
Kev ntshiab ntawm chromatographic(GC)	Txhua qhov tsis huv ≤3.0%	1.2%
Kev ntshiab ntawm chromatographic(GC)	Tag nrho cov khoom tsis huv ≤4.5%	1.4%
Cov kuab tshuaj seem	Methanol ≤3000ppm	Ua raws li
Cov kuab tshuaj seem	Toluene ≤890ppm	Ua raws li
Kev huv ntawm cov kab mob me me	Tag nrho cov nyiaj ntawm aerobe ≤100CFU / g	Ua raws li
Kev huv ntawm cov kab mob me me	Tag nrho cov poov xab thiab pwm ≤100CFU / g	Ua raws li
Poob thaum ziab	≤0.5%	0.03%
Kev Ntsuas (GC)	95.0-105.0%	100.1%

Daim Ntawv Thov

Avobenzone yog ib qho khoom siv hluav taws xob uas nqus tau ultraviolet, uas yog ib qho khoom siv zoo uas nqus tau UV-A (>320nm) ultraviolet. UV Avobenzone 70356-09-1 tuaj yeem thaiv UVA ntawm qhov ntev tag nrho (320-400nm). Butyl-methoxydibenzoylmethane yog ib qho lim dej UVA uas yaj tau roj ntau. UV Avobenzone tuaj yeem muab kev tiv thaiv UVA thiab UVB tag nrho thaum ua ke nrog lwm cov tshuaj pleev thaiv hnub UVB los tiv thaiv mob qog nqaij hlav los ntawm lub teeb.

Avobenzone yog ib yam khoom siv los nqus cov teeb meem ultraviolet thiab yog ib yam khoom siv lim UVA uas yaj tau roj ntau thiab muaj zog heev uas tuaj yeem thaiv UVA thoob plaws tag nrho cov wavelength (320-400nm), ua kom cov khoom siv tshuaj pleev thaiv hnub SPF zoo dua. UV Avobenzone feem ntau siv ua ke nrog cov lim UVB los muab kev tiv thaiv zoo rau ob qho tib si UVA thiab UVB.