(R)-1-PeCSO

• CAT Number: I043597
• CAS Number: 16718-23-3
• Molecular Formula: C6H11NO3S
• Molecular Weight: 177.22
• Purity: ≥95%
• Synonyms: (2R)-2-amino-3-[(R)-[(E)-prop-1-enyl]sulfinyl]propanoic acid
• InChI: InChI=1S/C6H11NO3S/c1-2-3-11(10)4-5(7)6(8)9/h2-3,5H,4,7H2,1H3,(H,8,9)/b3-2+/t5-,11-/m0/s1
• InChIKey: OKYHUOHBRKWCQJ-UUEXCLNXSA-N
• SMILES: CC=CS(=O)CC(C(=O)O)N

(R)-1-PeCSO (trans-(+)-S-1-Propenyl-L-cysteine sulfoxide) is the most abundant flavor precursor in onions[1].

Reference

[1]. Kamata Y, et al. Changes in trans-S-1-Propenyl-l-cysteine Sulfoxide and Related Sulfur-Containing Amino Acids during Onion Storage. J Agric Food Chem. 2016 Nov 30;64(47):9063-9071.
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