Procyanidin B1

原花青素B1

Also known as: (2R,2'R,3R,3'S,4R)-2,2'-Bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-2H,2'H-4,8'-bichromene-3,3',5,5',7,7'-hexol, Epicatechin(4β→8)catechin, Procyanidin B1 [Epicatechin (4β→8) catechin], Proanthocyanidin B1, cis,trans''-4,8''-Bi-(3,3',4',5,7-Pentahydroxyflavane), UNII-L88HKE854X

Procyanidin B1 (CAS 20315-25-7) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C30H26O12 and a molecular weight of 578.520 g/mol. It is also known as (2R,2'R,3R,3'S,4R)-2,2'-Bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-2H,2'H-4,8'-bichromene-3,3',5,5',7,7'-hexol, Epicatechin(4β→8)catechin and Procyanidin B1 [Epicatechin (4β→8) catechin]. Key properties include a melting point of 231～232℃, a boiling point of 955.3±65.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 531.6±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

20315-25-7

Jingsj CID

J-1973402-6

Molecular Formula

C₃₀H₂₆O₁₂

Chinese Name

原花青素B1

Molecular Weight

578.520 g/mol

Category

Organic Compounds

Last updated

8/21/2026