C25H22O10
482.4 g/mol
APIWarning
Silibinin
CAS22888-70-6EC245-302-5
Category
API
Compound Class
Natural Product
Primary Use
Pharmaceutical Raw Material
Silibinin is a flavonolignan compound isolated from milk thistle (Silybum marianum). It is recognized as an antioxidant and hepatoprotective agent and is supplied as a pharmaceutical raw material for manufacturing purposes.
antioxidant agenthepatoprotective agent
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
Miconazole
CAS22916-47-8
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ReferenceSame Category
(1S-cis)-4-Amino-2-cyclopentene-1-methanol D-hydrogen tatrate
CAS229177-52-0
pharmaceutical raw material
ReferenceSame Category
4'-Hydroxy Aceclofenac
CAS229308-90-1
pharmaceutical raw material
ReferenceSame Category
Sotorasib
CAS2296729-00-3
pharmaceutical raw material
Referencestereoisomer of
Silymarin
CAS65666-07-1
pharmaceutical raw material
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Silibinin (CAS 22888-70-6) is 2932.99.
HS code (international, 6-digit)
2932.99
EU CN code (8-digit)
2932 99 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(2R,3R)-3,5,7-trihydroxy-2-[(2R,3R)-3-(4-hydroxy-3-methoxyphenyl)-2-(hydroxymethyl)-2,3-dihydro-1,4-benzodioxin-6-yl]-2,3-dihydrochromen-4-one
InChIKey
SEBFKMXJBCUCAI-HKTJVKLFSA-N
SMILES
COC1=C(C=CC(=C1)[C@@H]2[C@H](OC3=C(O2)C=C(C=C3)[C@@H]4[C@H](C(=O)C5=C(C=C(C=C5O4)O)O)O)CO)O
Synonyms (51)
- 7C3MT
- Silibinin (INN)
- Silibinina [INN-Spanish]
- Silibinine [INN-French]
- Silibininum [INN-Latin]
- (? currency)-Silybin
- Flavobin
- Flavobin Spofa
- Legalon
- Legalon (TN)
- Milk thistle dry extract HRS
- Silibinin (Silybin)
- Silibinin a-silibinin b mixt.
- Silibinina
- Silibinine
- Silibininum
- Silliver
- Silybin
- Silybin A
- Silybin A (Standard)
- Silybine
- Silymarin A
- Silymarin I
- Silymarine
- Silymarine I
- silibinin
- silybinin
Sourcing Silibinin?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.