CAS NO:80-71-7;765-70-8

EC NO:212-154-8;201-303-2

Molecular Formula:C₆H₈O₂

Molecular Weight:112.1265

Synonyms:;2-Hydroxy-3-methyl-2-cyclopenten-1-one;3-Methylcyclopentane-1,2-dione;(3S)-3-methylcyclopentane-1,2-dione;(3R)-3-methylcyclopentane-1,2-dione;Maple Lactone;2-hydroxy-3-methylcyclopent-2-enone;Methylcyclopentenolone;Methyl cyclopentenolone;Methyl cyclopentenlone;

Molecular Structure:

CAS NO:472-61-7;122871-99-2

EC NO:207-451-4

Molecular Formula:C₄₀H₅₂O₄

Molecular Weight:596.8385

Synonyms:;Astaxanthin;Natural astaxanthin ;(3S,3'S)-3,3'-dihydroxy-beta,beta-carotene-4,4'-dione;(9cis,9'cis,13cis,13'cis,15cis)-3,3'-dihydroxy-beta,beta-carotene-4,4'-dione;

Molecular Structure: