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Chemical structure of Siwanine A

GF03357

Siwanine A

Also known as [(1R,2S,3S,4S,5R,6S,8R,12S,13S,16R,19S,20R,21S)-14-ethyl-2-hydroxy-4,6,19-trimethoxy-16-methyl-9,11-dioxa-14-azaheptacyclo[10.7.2.12,5.01,13.03,8.08,12.016,20]docos-17-en-21-yl] acetate

Siwanine A (catalogue number GF03357) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 159903-64-7. Molecular formula C27H39NO8, molecular weight 505.61. IUPAC name: [(1R,2S,3S,4S,5R,6S,8R,12S,13S,16R,19S,20R,21S)-14-ethyl-2-hydroxy-4,6,19-trimethoxy-16-methyl-9,11-dioxa-14-azaheptacyclo[10.7.2.12,5.01,13.03,8.08,12.016,20]docos-17-en-21-yl] acetate. Supplied as 5mg at ₪3,120.37; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS159903-64-7MW505.61FormulaC27H39NO8
CAS number
159903-64-7
Molecular weight
505.61
Formula
C27H39NO8
InChIKey
YYUVFZSRVMIIEY-TYNNPWLESA-N
Catalogue number
GF03357
Brand
GLPBIO
Computed properties PubChem CID 102317250 · XLogP 0.4 · TPSA 95.9 Ų · H-bond donors 1
XLogP
0.4
TPSA
95.9 Ų
H-bond donors
1
H-bond acceptors
9
Rotatable bonds
6
Heavy atoms
36

SMILES CCN1C[C@@]2(C=C[C@@H]([C@@]34[C@@H]2[C@@H]([C@@]5([C@H]31)[C@]6(C[C@@H]([C@H]7C[C@@]4([C@@H]6[C@H]7OC)O)OC)OCO5)OC(=O)C)OC)C

Computed descriptors from PubChem (CID 102317250), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.