PCO 400

(-)-(3S,4R)-3,4-二氢-3-羟基-2,2-二甲基-4-[(3-氧代-1-环戊烯-1-基)氧基]-2H-1-苯并吡喃-6-甲腈

Also known as: PCO-400, SDZ PCO 400, (-)-(3S,4R)-3,4-Dihydro-3-hydroxy-2,2-dimethyl-4-(3-oxocyclopent-1-enyl-1-oxy)-2H-1-benzpyran-6-carbonitrile, (-)-(3S,4R)-3,4-Dihydro-3-hydroxy-2,2-dimethyl-4-(3-oxy-1-cyclopentenyl-2-oxy)-2H-1-benzylpyran-6-carbonitrile, [-]-(3S,4R)-3,4-DIHYDRO-3-HYDROXY-2,2-DIMETHYL-4-(3-OXO-CYCLOPENT-1-ENYL-2-OXY)-2H-1-BENZYPYRAN-6-CARBONITRILE, 2H-1-Benzopyran-6-carbonitrile, 3,4-dihydro-3-hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-, (3S,4R)-, 2H-1-Benzopyran-6-carbonitrile, 3,4-dihydro-3-hydroxy-2,2-dimethyl-4-((3-oxo-1-cyclopenten-1-yl)oxy)-, (3S-trans)-, 3-hydroxy-2,2-dimethyl-4-(3-oxocyclopenten-1-yl)oxy-3,4-dihydrochromene-6-carbonitrile

PCO 400 (CAS 121055-10-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C17H17NO4 and a molecular weight of 299.32100 g/mol. It is also known as PCO-400, SDZ PCO 400 and (-)-(3S,4R)-3,4-Dihydro-3-hydroxy-2,2-dimethyl-4-(3-oxocyclopent-1-enyl-1-oxy)-2H-1-benzpyran-6-carbonitrile. Key properties include a boiling point of 496.7ºC at 760mmHg, a density of 1.31g/cm3 and a flash point of 254.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

121055-10-5

Jingsj CID

J-933601-2

Molecular Formula

C₁₇H₁₇NO₄

Chinese Name

(-)-(3S,4R)-3,4-二氢-3-羟基-2,2-二甲基-4-[(3-氧代-1-环戊烯-1-基)氧基]-2H-1-苯并吡喃-6-甲腈

Molecular Weight

299.32100 g/mol

Category

Aromatic Hydrocarbons

Last updated

8/21/2026