Major isomers of the active ingredient of the sunscreen 5(3,3-dimethyl-2-norbornylidene)-3 pentene-2-one

Authors :: H. Saunal
G. M. J. Beijersbergen
H. Delonca
Van Henegouwen
Source :: International journal of cosmetic science. 6(4)
Publication Year :: 2009
Abstract: Synopsis With high-performance liquid chromatography the three major isomers present in the sunscreen agent, 5(3, 3-dimethyl-2-norbornylidene)-3 pentene-2-one, have been isolated and quantified. Their structures have been determined using mass, infra-red, and NMR spectrometry. Isomeres dans le filtre solaire 5(3, 3-dimethyl-2-norbornylidene)-3 pentene-2-one.

Subjects :: Active ingredient
Aging
Chemistry
Stereochemistry
Infrared
Pharmaceutical Science
Dermatology
Nuclear magnetic resonance spectroscopy
Mass spectrometry
chemistry.chemical_compound
Colloid and Surface Chemistry
Chemistry (miscellaneous)
Pentene
Drug Discovery
Mass spectrum
Organic chemistry
Enone

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