Precyasterone

前杯苋甾酮

Also known as: Precyasterone, (20ξ,24ξ)-2β,3β,14,20,22,28-Hexahydroxy-6-oxo-5β-stigmast-7-en-26-oic acid δ-lactone, (2beta,3beta,5beta,22R,24S,25S,28R)-2,3,14,20,22,28-Hexahydroxy-6-oxo-stigmast-7-en-26-oic acid delta-lactone, 2,3,14,20,22,28-hexahydroxy-6-oxo-stigmast-7-en-26-oic acid 22-lactone, Stigmast-7-en-26-oic acid, 2,3,14,20,22,28-hexahydroxy-6-oxo-, δ-lactone, (2β,3β,5β,22R,24S,25S,28R)-, Stigmast-7-ene-6,26-dione, 22,26-epoxy-2,3,14,20,28-pentahydroxy-, (2β,3β,5β,22R,24S,25S,28R)-

Precyasterone (CAS 27335-85-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C29H44O8 and a molecular weight of 520.655 g/mol. It is also known as (20ξ,24ξ)-2β,3β,14,20,22,28-Hexahydroxy-6-oxo-5β-stigmast-7-en-26-oic acid δ-lactone, (2beta,3beta,5beta,22R,24S,25S,28R)-2,3,14,20,22,28-Hexahydroxy-6-oxo-stigmast-7-en-26-oic acid delta-lactone and 2,3,14,20,22,28-hexahydroxy-6-oxo-stigmast-7-en-26-oic acid 22-lactone. Key properties include a boiling point of 726.3±60.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 235.9±26.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

27335-85-9

Jingsj CID

J-1958740-4

Molecular Formula

C₂₉H₄₄O₈

Chinese Name

前杯苋甾酮

Molecular Weight

520.655 g/mol

Category

Ketones

Last updated

8/21/2026