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≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Protected from light,Store at -80°C Ships Dry ice packs + Cold packs 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.
Eriocalyxin B is an ent-Kaurene diterpenoid isolated from Chinese herb Isodon eriocalyx. Eriocalyxin B has anti-cancer and anti-infammatory activities. Eriocalyxin B induces cell apoptosis.
Form:Solid
| Canonical Smiles | CC1(C=CC(=O)C23C1C(C(C45C2CCC(C4)C(=C)C5=O)(OC3)O)O)C |
|---|---|
| IUPAC Name | (1S,2S,5R,8S,9S,10S,11R)-9,10-dihydroxy-12,12-dimethyl-6-methylidene-17-oxapentacyclo[7.6.2.15,8.01,11.02,8]octadec-13-ene-7,15-dione |
| InChIKey | RTIKCEKESDRWAE-UJVKWQRCSA-N |
| INCHI | 1S/C20H24O5/c1-10-11-4-5-12-18-9-25-20(24,19(12,8-11)15(10)22)16(23)14(18)17(2,3)7-6-13(18)21/h6-7,11-12,14,16,23-24H,1,4-5,8-9H2,2-3H3/t11-,12+,14-,16+,18-,19+,20-/m1/s1 |
| Isomeric SMILES | CC1(C=CC(=O)[C@]23[C@@H]1[C@@H]([C@]([C@]45[C@H]2CC[C@H](C4)C(=C)C5=O)(OC3)O)O)C |
| Alternate CAS | 84745-95-9 |
| PubChem CID | 16202215 |
| MeSH Entry Terms | Eri-B compound;eriocalyxin B |
| Molecular Weight | 344.40 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
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View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Lipids and lipid-like molecules |
| Class | Prenol lipids |
| Subclass | Diterpenoids |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Kaurane diterpenoids |
| Alternative Parents | Cyclohexenones Oxanes Secondary alcohols Hemiacetals Cyclic alcohols and derivatives Oxacyclic compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aliphatic heteropolycyclic compounds |
| Substituents | Kaurane diterpenoid - Cyclohexenone - Oxane - Cyclic alcohol - Hemiacetal - Ketone - Secondary alcohol - Organoheterocyclic compound - Oxacycle - Carbonyl group - Organic oxide - Organooxygen compound - Alcohol - Organic oxygen compound - Hydrocarbon derivative - Aliphatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as kaurane diterpenoids. These are diterpene alkaloids with a structure that is based on the kaurane skeleton. Kaurane is a tetracyclic compound that arises by cyclisation of a pimarane precursor followed by rearrangement. It possesses a [3,2,1]-bicyclic ring system with C15-C16 bridge connected to C13, forming the five-membered ring D. |
| External Descriptors | Not available |
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| Molecular Weight | 344.400 g/mol |
|---|---|
| XLogP3 | 1.100 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 0 |
| Exact Mass | 344.162 Da |
| Monoisotopic Mass | 344.162 Da |
| Topological Polar Surface Area | 83.800 Ų |
| Heavy Atom Count | 25 |
| Formal Charge | 0 |
| Complexity | 766.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 7 |
| 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 |