Title: Propanethial S-Oxide
CAS Registry Number: 32157-29-2
CAS Name: Thiopropionaldehyde S-oxide
Additional Names: thiopropanal S-oxide
Molecular Formula: C3H6OS
Molecular Weight: 90.14
Percent Composition: C 39.97%, H 6.71%, O 17.75%, S 35.57%
Line Formula: CH3CH2CH=SO
Literature References: Lachrymatory factor of the onion, Allium cepa L., found as a 95% cis- and 5% trans- mixture. Early structure studies: W. D. Niegisch, W. H. Stahl, Food Res. 21, 657 (1956); C. G. Spare, A. I. Virtanen, Acta Chem. Scand. 17, 641 (1963). Structure: M. H. Brodnitz, J. V. Pascale, J. Agric. Food Chem. 19, 269 (1971). Stereochemistry: E. Block et al., J. Am. Chem. Soc. 101, 2200 (1979); eidem, Tetrahedron Lett. 21, 1277 (1980). Chemistry: eidem, J. Am. Chem. Soc. 102, 2490 (1980). |