CAS 4221-80-1|2, 4-Di-tert-butylphenyl 3, 5-di-tert-butyl-4-hydroxybenzoate
Cov mis mos molecular: C29H42O3
Molecular Luj: 438.64
EINECS: 224-166-0
Purity: 97% Min.
Pob: 100 g / 1 kg / 25 kg
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UV absorber UV-120 yog ib qho tshuaj tiv thaiv ultraviolet rau txheej txheej. Ultraviolet absorber UV120 yog tsim rau kev tiv thaiv ultraviolet xov ntawm paj rwb, linen, silk, wool, nylon thiab nws cov ntaub sib xyaw.
Cov khoom lag luam tuaj yeem txhim kho cov kev ua haujlwm tiv thaiv ultraviolet ntawm cov ntaub, tshem tawm cov teeb meem ntawm ultraviolet rays rau tib neeg lub cev thiab cov ntaub, thiab tuaj yeem txhim kho lub teeb nrawm ntawm qee cov ntaub dyed.
Specification ntawm CAS 4221-80-1|2, 4-Di-tert-butylphenyl 3, 5-di-tert-butyl-4-hydroxybenzoate
Yam khoom | SPECIFICATION |
Melting point | 195-197 degree |
ceev | 1.001 g / cm3 |
Boiling point | 521.3 degree |
pka ua | 8.70 |
EPA Tshuaj Registry System | Benzoic acid, 3,5-bis(1,1-dimethylethyl)-4-hydroxy-, 2,4-bis(1,1-dimethyl)phenyl ester ( 4221-80-1) |
CAS DataBase Reference | 4221-80-1(CAS DataBase Reference) |
Synthesis ntawmCAS 4221-80-1|2, 4-Di-tert-butylphenyl 3, 5-di-tert-butyl-4-hydroxybenzoate
Cov xwm txheej
Nrog oxalyl dichloride Hauv toluene ntawm 80 - 120 degree ; rau 2h;. Kub; Solvent; Reagent / catalyst;
Cim npe nrov: cas 4221-80-1|2,4-di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate, nqe, hais, luv nqi, hauv Tshuag, kev muag
