96478-15-8 PN2Q9Q522C 3-(3-tert-Butyl-5-(5-chlorobenzotriazol-2-yl)-4-hydroxyphenyl)propyl methacrylate UNII-PN2Q9Q522C 2-Propenoic acid, 2-methyl-, 3-(3-(5-chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl ester 2-(2-Hydroxy-5-(3-(methacryloyloxy)propyl)-3-tert-butylphenyl)-5-chloro-2H-benzotriazole 2-(3'-tert-Butyl-2'-hydroxy-5'-(3''-methacryloyloxypropyl)phenyl)-5-chlorobenzotriazole UV bloc plus 3-(3-(5-Chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl 2-methyl-2-propenoate CAS 96478-15-8

Purity 97%+In StockPharmaceutical Standards
CAS No.96478-15-8
Molecular FormulaC23H40ClN3O3
Molecular Weight442.04 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

96478-15-8 PN2Q9Q522C 3-(3-tert-Butyl-5-(5-chlorobenzotriazol-2-yl)-4-hydroxyphenyl)propyl methacrylate UNII-PN2Q9Q522C 2-Propenoic acid, 2-methyl-, 3-(3-(5-chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl ester 2-(2-Hydroxy-5-(3-(methacryloyloxy)propyl)-3-tert-butylphenyl)-5-chloro-2H-benzotriazole 2-(3'-tert-Butyl-2'-hydroxy-5'-(3''-methacryloyloxypropyl)phenyl)-5-chlorobenzotriazole UV bloc plus 3-(3-(5-Chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl 2-methyl-2-propenoate CAS 96478-15-8 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 96478-15-8 PN2Q9Q522C 3-(3-tert-Butyl-5-(5-chlorobenzotriazol-2-yl)-4-hydroxyphenyl)propyl methacrylate UNII-PN2Q9Q522C 2-Propenoic acid, 2-methyl-, 3-(3-(5-chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl ester 2-(2-Hydroxy-5-(3-(methacryloyloxy)propyl)-3-tert-butylphenyl)-5-chloro-2H-benzotriazole 2-(3'-tert-Butyl-2'-hydroxy-5'-(3''-methacryloyloxypropyl)phenyl)-5-chlorobenzotriazole UV bloc plus 3-(3-(5-Chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl 2-methyl-2-propenoate.

CATO supplies 96478-15-8 PN2Q9Q522C 3-(3-tert-Butyl-5-(5-chlorobenzotriazol-2-yl)-4-hydroxyphenyl)propyl methacrylate UNII-PN2Q9Q522C 2-Propenoic acid, 2-methyl-, 3-(3-(5-chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl ester 2-(2-Hydroxy-5-(3-(methacryloyloxy)propyl)-3-tert-butylphenyl)-5-chloro-2H-benzotriazole 2-(3'-tert-Butyl-2'-hydroxy-5'-(3''-methacryloyloxypropyl)phenyl)-5-chlorobenzotriazole UV bloc plus 3-(3-(5-Chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl 2-methyl-2-propenoate (CAS 96478-15-8), a certified reference material (molecular formula C23H40ClN3O3, MW 442.04 g/mol) for analytical method development and quality control.

Based on its molecular formula C23H40ClN3O3, 96478-15-8 PN2Q9Q522C 3-(3-tert-Butyl-5-(5-chlorobenzotriazol-2-yl)-4-hydroxyphenyl)propyl methacrylate UNII-PN2Q9Q522C 2-Propenoic acid, 2-methyl-, 3-(3-(5-chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl ester 2-(2-Hydroxy-5-(3-(methacryloyloxy)propyl)-3-tert-butylphenyl)-5-chloro-2H-benzotriazole 2-(3'-tert-Butyl-2'-hydroxy-5'-(3''-methacryloyloxypropyl)phenyl)-5-chlorobenzotriazole UV bloc plus 3-(3-(5-Chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl 2-methyl-2-propenoate contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 442.04 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 96478-15-8 PN2Q9Q522C 3-(3-tert-Butyl-5-(5-chlorobenzotriazol-2-yl)-4-hydroxyphenyl)propyl methacrylate UNII-PN2Q9Q522C 2-Propenoic acid, 2-methyl-, 3-(3-(5-chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl ester 2-(2-Hydroxy-5-(3-(methacryloyloxy)propyl)-3-tert-butylphenyl)-5-chloro-2H-benzotriazole 2-(3'-tert-Butyl-2'-hydroxy-5'-(3''-methacryloyloxypropyl)phenyl)-5-chlorobenzotriazole UV bloc plus 3-(3-(5-Chloro-2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl)propyl 2-methyl-2-propenoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC23H40ClN3O3
Molecular Weight442.04 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentCl-containing
Nitrogen Atoms3

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