(4S)-3-{2-[(1R,4aS,5R,6R,8aS)-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylidene-decahydronaphthalen-1-yl]ethylidene}-4-hydroxyoxolan-2-one

• ChemBase ID: 69911
• Molecular Formular: C20H30O5
• Molecular Mass: 350.4492
• Monoisotopic Mass: 350.20932406
• SMILES: O1C(=O)/C(=C/C[C@@H]2C(=C)CC[C@@H]3[C@]([C@@H](CC[C@@]23C)O)(C)CO)/[C@@H](C1)O
• Canonical SMILES: OC[C@]1(C)[C@H](O)CC[C@@]2([C@@H]1CCC(=C)[C@H]2C/C=C/1\[C@H](O)COC1=O)C
• InChI: InChI=1S/C20H30O5/c1-12-4-7-16-19(2,9-8-17(23)20(16,3)11-21)14(12)6-5-13-15(22)10-25-18(13)24/h5,14-17,21-23H,1,4,6-11H2,2-3H3/b13-5+/t14-,15-,16+,17-,19+,20+/m1/s1
• InChIKey: BOJKULTULYSRAS-OTESTREVSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: (4S)-3-{2-[(1R,4aS,5R,6R,8aS)-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylidene-decahydronaphthalen-1-yl]ethylidene}-4-hydroxyoxolan-2-one; (3E,4S)-3-{2-[(1R,4aS,5R,6R,8aS)-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylidene-decahydronaphthalen-1-yl]ethylidene}-4-hydroxyoxolan-2-one
• IUPAC Traditional name: (4S)-3-{2-[(1R,4aS,5R,6R,8aS)-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylidene-hexahydro-1H-naphthalen-1-yl]ethylidene}-4-hydroxyoxolan-2-one; (3E,4S)-3-{2-[(1R,4aS,5R,6R,8aS)-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylidene-hexahydro-1H-naphthalen-1-yl]ethylidene}-4-hydroxyoxolan-2-one
• Synonyms: Andrographolide; Andrographolide; 穿心莲内酯

Database IDs

• CAS Number: 5508-58-7
• EC Number: 226-852-5
• MDL Number: MFCD07778082
• Beilstein Number: 42762
• PubChem SID: 24862550; 162035636
• PubChem CID: 5318517

CALCULATED PROPERTIES

• Acid pKa: 13.477876
• H Acceptors: 4
• H Donor: 3
• LogD (pH = 5.5): 1.6623217
• LogD (pH = 7.4): 1.6623213
• Log P: 1.6623217
• Molar Refractivity: 94.9305 cm^3
• Polarizability: 37.537582 Å^3
• Polar Surface Area: 86.99 Å^2
• Rotatable Bonds: 3
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: Powder
• Melting Point: 229-232 °C(lit.)
• Optical Rotation: [α]20/D -126°, c = 1.5 in acetic acid

Safety Information

• Storage Warning: IRRITANT
• RTECS: LU3490750
• German water hazard class: 3
• TSCA Listed: false
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: 95+%; 98%; 98.0
• Empirical Formula (Hill Notation): C20H30O5

DETAILS

Sigma Aldrich - 365645

Biochem/physiol Actions
Diterpenoid lactone with anti-inflammatory properties. It blocks T-cell proliferation to allogenic stimuli and the chemotactic migration of macrophages induced by complement. Blocks the proliferation of several cancer cell lines in vitro.
Packaging
100, 500 mg in glass bottle