3-epi-isocucurbitacin B

3-表-异葫芦素B

Also known as: (3β,9β,10α,16α,23E)-25-(Acetyloxy)-3,16,20-trihydroxy-9-methyl-19-norlanosta-5,23-diene-2,11,22-trione, NSC 359240, 3β,16α,20(R)-Trihydroxy-25-acetoxy-2,11,22-trioxocucurbita-5,23(E)-diene, 19-Norlanosta-5,23-diene-2,11,22-trione, 25-(acetyloxy)-3,16,20-trihydroxy-9-methyl-, (3β,9β,10α,16α,23E)-, (1R,4R,9β,16α,23E)-1,16,20-trihydroxy-9,10,14-trimethyl-2,11,22-trioxo-4,9-cyclo-9,10-secocholesta-5,23-dien-25-yl acetate

3-epi-isocucurbitacin B (CAS 89647-62-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C32H46O8 and a molecular weight of 558.70 g/mol. It is also known as (3β,9β,10α,16α,23E)-25-(Acetyloxy)-3,16,20-trihydroxy-9-methyl-19-norlanosta-5,23-diene-2,11,22-trione, NSC 359240 and 3β,16α,20(R)-Trihydroxy-25-acetoxy-2,11,22-trioxocucurbita-5,23(E)-diene. Key properties include a boiling point of 702.4±60.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 219.9±26.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

89647-62-1

Jingsj CID

J-1956377-8

Molecular Formula

C₃₂H₄₆O₈

Chinese Name

3-表-异葫芦素B

Molecular Weight

558.70 g/mol

Category

Organic Compounds

Last updated

8/21/2026