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Moligand™,≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Silibinin, the main flavonoid extracted from the milk thistle Silybum marianum, displays hepatoprotective properties in acute and chronic liver injury.Silibinin itself is mixture of two diastereomers silibinin A and silybinin B in approximately equimolar ratio.
| Pubchem Sid | 488183178 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488183178 |
| Canonical Smiles | COC1=C(C=CC(=C1)C2C(OC3=C(O2)C=C(C=C3)C4C(C(=O)C5=C(C=C(C=C5O4)O)O)O)CO)O |
| 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 |
| INCHI | 1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-16-5-3-12(7-18(16)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-/m1/s1 |
| Isomeric 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 |
| RTECS | DJ2981770 |
| Alternate CAS | 36804-17-8,802918-57-6,65666-07-1,22888-70-6,142797-34-0 |
| PubChem CID | 31553 |
| NSC Number | 651520 |
| MeSH Entry Terms | 2,3 Dehydrosilybin;2,3-dehydrosilybin;Alepa forte;Alepa-forte;Ardeyhepan;Cefasilymarin;durasilymarin;Hepa loges;Hepa Merz Sil;hepa-loges;Hepa-Merz Sil;HepaBesch;Hepar Pasc;Hepar-Pasc;Heparsyx;Heplant;Lagosa;legalon forte;silibin;silibinin;Silibinin A;Sili |
| Molecular Weight | 482.44 |
| Beilstein | 19(5)10,690 |
| Reaxy-Rn | 1632852 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
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View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Lignans, neolignans and related compounds |
| Class | Flavonolignans |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Flavonolignans |
| Alternative Parents | 3-hydroxyflavonoids 5-hydroxyflavonoids 7-hydroxyflavonoids Flavanonols Phenylbenzo-1,4-dioxanes Chromones Methoxyphenols Benzo-1,4-dioxanes Phenoxy compounds Anisoles Methoxybenzenes Aryl alkyl ketones 1-hydroxy-2-unsubstituted benzenoids 1-hydroxy-4-unsubstituted benzenoids Alkyl aryl ethers Para dioxins Vinylogous acids Secondary alcohols Oxacyclic compounds Polyols Organic oxides Primary alcohols Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteropolycyclic compounds |
| Substituents | Flavonolignan - Hydroxyflavonoid - 3-hydroxyflavonoid - Flavanonol - Flavanone - 7-hydroxyflavonoid - 5-hydroxyflavonoid - Flavan - Phenylbenzodioxane - 2-phenylbenzo-1,4-dioxane - Chromone - 1-benzopyran - Methoxyphenol - Benzopyran - Chromane - Benzodioxane - Benzo-1,4-dioxane - Phenoxy compound - Anisole - Methoxybenzene - Aryl alkyl ketone - Aryl ketone - Phenol ether - Alkyl aryl ether - 1-hydroxy-2-unsubstituted benzenoid - Phenol - 1-hydroxy-4-unsubstituted benzenoid - Benzenoid - Para-dioxin - Monocyclic benzene moiety - Vinylogous acid - Secondary alcohol - Ketone - Polyol - Organoheterocyclic compound - Ether - Oxacycle - Alcohol - Organooxygen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Primary alcohol - Aromatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as flavonolignans. These are non-conventional lignans that derived from flavonoids. They are characterized by a p-dioxin ring substituted at one carbon atom by a C3C6 (phenylpropan) group and fused to the B-ring of the 2-phenylchromene moiety. |
| External Descriptors | aromatic ether - polyphenol - benzodioxine - flavonolignan |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Dec 19, 2025 | S109809 | |
| Certificate of Analysis | Dec 19, 2025 | S109809 | |
| Certificate of Analysis | Dec 19, 2025 | S109809 | |
| Certificate of Analysis | Dec 19, 2025 | S109809 | |
| Certificate of Analysis | Sep 17, 2025 | S109809 | |
| Certificate of Analysis | May 12, 2025 | S109809 | |
| Certificate of Analysis | May 12, 2025 | S109809 | |
| Certificate of Analysis | May 12, 2025 | S109809 | |
| Certificate of Analysis | May 09, 2024 | S109809 | |
| Certificate of Analysis | May 09, 2024 | S109809 | |
| Certificate of Analysis | May 09, 2024 | S109809 | |
| Certificate of Analysis | May 09, 2024 | S109809 | |
| Certificate of Analysis | Dec 19, 2022 | S109809 | |
| Certificate of Analysis | Dec 19, 2022 | S109809 | |
| Certificate of Analysis | Dec 19, 2022 | S109809 | |
| Certificate of Analysis | Dec 19, 2022 | S109809 | |
| Certificate of Analysis | Dec 19, 2022 | S109809 | |
| Certificate of Analysis | Dec 19, 2022 | S109809 |
| Sensitivity | heat sensitive;Air sensitive |
|---|---|
| Melt Point(°C) | 160°C(lit.) |
| Molecular Weight | 482.400 g/mol |
| XLogP3 | 2.400 |
| Hydrogen Bond Donor Count | 5 |
| Hydrogen Bond Acceptor Count | 10 |
| Rotatable Bond Count | 4 |
| Exact Mass | 482.121 Da |
| Monoisotopic Mass | 482.121 Da |
| Topological Polar Surface Area | 155.000 Ų |
| Heavy Atom Count | 35 |
| Formal Charge | 0 |
| Complexity | 750.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 4 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
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