propanethial S-oxide
lachrymatory factor
Identification
| Name | propanethial S-oxide |
| IUPAC | 1-sulfinylpropane |
| CAS Number | 32157-29-2 |
| FDA UNII | 94Z73U61UH |
| Molecular Formula | C3 H6 O S |
| Molecular Weight | 90.14502000 |
| Nikkaji Number | J1.802.424A |
Regulatory
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Soluble in | water, 7.549e+005 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | natural substances and extractives |
| Recommendation for propanethial S-oxide usage levels up to | not for fragrance use. |
| Recommendation for propanethial S-oxide flavor usage levels up to | not for flavor use. |
No supplier data available
Potential Uses
Natural Occurrence
Synonyms
lachrymatory factor
propane, 1-sulfinyl-
1-
sulfinylpropane
thiopropanal S-oxide
Info:
Propanethial S-oxide
PubMed:
Enzyme That Makes You Cry-Crystal Structure of Lachrymatory Factor Synthase from Allium cepa.
PubMed:
Jack bean urease inhibition by crude juices of Allium and Brassica plants. Determination of thiosulfinates.
PubMed:
Investigation of volatiles emitted from freshly cut onions (Allium cepa L.) by real time proton-transfer reaction-mass spectrometry (PTR-MS).
PubMed:
Identification of amino acid residues essential for onion lachrymatory factor synthase activity.
PubMed:
Structure and bioactivity of thiosulfinates resulting from suppression of lachrymatory factor synthase in onion.
PubMed:
First insights into the mode of action of a "lachrymatory factor synthase"--implications for the mechanism of lachrymator formation in Petiveria alliacea, Allium cepa and Nectaroscordum species.
PubMed:
Applications of direct analysis in real time mass spectrometry (DART-MS) in Allium chemistry. 2-propenesulfenic and 2-propenesulfinic acids, diallyl trisulfane S-oxide, and other reactive sulfur compounds from crushed garlic and other Alliums.
PubMed:
Bioactive S-alk(en)yl cysteine sulfoxide metabolites in the genus Allium: the chemistry of potential therapeutic agents.
PubMed:
In vitro biogeneration of pure thiosulfinates and propanethial-S-oxide.