Nomenclature
CAS number: 104-28-9
3-(4-Methoxyphenyl)-2-propenoic acid 2-ethoxyethyl ester;
p-methoxycinnamic acid 2-ethoxyethyl ester; 2-ethoxyethyl
p-methoxycinnamate; Give-Tan (Givaudan); SunDare (Texas Pharmacal).
C
14H
18O
4; mol wt 250.29.
C 67.18%, H 7.25%, O 25.57%.
Description and references
Prepn: GB 856411 (1960 to Givaudan).
Properties
Viscous liq; bp2 184-187°. May have a slightly yellow tinge.
Practically odorless. Solidifies below -25°. d2525 1.102. nD20 1.5670. Sapon no. 225.5. Practically insol in water
(soly ≈0.05%). Soly in glycerol 0.5%, in propylene glycol 5.0%.
Miscible with alcohols, esters, vegetable oils.Therapeutic Category
Ultraviolet screen.
Keywords
Ultraviolet Screen