Technical Information

Formal Name

(2R,3R)-2-[2,3-dihydro-2-(4-hydroxy-3-methoxyphenyl)-3-(hydroxymethyl)-1,4-benzodioxin-6-yl]-2,3-dihydro-3,5,7-trihydroxy-4H-1-benzopyran-4-one

CAS Number

72581-71-6

Synonyms

• Isosilibinin

• Isosilybinin

• Silybin B

Molecular Formula

C25H22O10

Formula Weight

482.4

Purity

≥95%

Formulation(Request formulation change)

A crystalline solid

Solubility(Learn about Variance in Solubility)

• DMF: 20 mg/ml

• DMF:PBS (pH 7.2) (1:9): 0.5 mg/ml

• DMSO: 10 mg/ml

• Ethanol: 0.1 mg/ml

λmax

207, 289 nm

SMILES

OC1=CC=C(C2OC(C=CC([C@H]3OC(C=C(O)C=C4O)=C4C([C@@H]3O)=O)=C5)=C5OC2CO)C=C1OC

InChi Code

InChI=1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-18-7-12(3-5-16(18)34-24)25-23(31)22(30)21-15(29)8-13(27)9-19(21)35-25/h2-9,20,23-29,31H,10H2,1H3/t20?,23-,24?,25+/m0/s1

InChi Key

FDQAOULAVFHKBX-DBMPWETRSA-N

Shipping & Storage Information

Storage

-20°C

Shipping

Room Temperature in continental US; may vary elsewhere

Stability

≥ 4 years