Cas No search for molecular info

Cas No|Cas Number|CAS Registry Number:143228-86-8 .
Chemical Name|Molecular Name:5-Oxo-2-hexenoic acid
Formulanor:C6H8O3
Synonyms:2-Hexenoic acid,5-oxo-(9CI), 5-oxo-2-Hexenoic acid
Molecular Weight:128.126