Title: 4-tert-Butylphenyl Salicylate
CAS Registry Number: 87-18-3
CAS Name: 2-Hydroxybenzoic acid 4-(1,1-dimethylethyl)phenyl ester
Additional Names: salicylic acid p-tert-butylphenyl ester; TBS
Molecular Formula: C17H18O3
Molecular Weight: 270.32
Percent Composition: C 75.53%, H 6.71%, O 17.76%
Literature References: Prepd from salicylic acid and p-tert-butylphenol in the presence of POCl3: Stoesser, Sommerfield, US 2606920 (1952 to Dow).
Properties: Crystals, slight odor resembling that of salol, mp 62-64°. Maximum light absorption at 290-330 nm. Soly (w/w): in water <0.1%; abs ethanol 79%; ethyl acetate 153%; methyl ethyl ketone 197%; toluene 158%; Stoddard solvent 39%.
Melting point: mp 62-64°
Use: Light absorber in plastic food wrappings. |