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Chemical structure of Cucurbitacin E

GN10526

Cucurbitacin E

Also known as [(E,6R)-6-[(8S,9R,10R,13R,14S,16R,17R)-2,16-dihydroxy-4,4,9,13,14-pentamethyl-3,11-dioxo-8,10,12,15,16,17-hexahydro-7H-cyclopenta[a]phenanthren-17-yl]-6-hydroxy-2-methyl-5-oxohept-3-en-2-yl] acetate

Cucurbitacin E (catalogue number GN10526) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 18444-66-1. Molecular formula C32H44O8, molecular weight 556.69. IUPAC name: [(E,6R)-6-[(8S,9R,10R,13R,14S,16R,17R)-2,16-dihydroxy-4,4,9,13,14-pentamethyl-3,11-dioxo-8,10,12,15,16,17-hexahydro-7H-cyclopenta[a]phenanthren-17-yl]-6-hydroxy-2-methyl-5-oxohept-3-en-2-yl] acetate. Supplied as 20mg at ₪1,394.99; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS18444-66-1MW556.69FormulaC32H44O8
CAS number
18444-66-1
Molecular weight
556.69
Formula
C32H44O8
Solubility
DMF： 30 mg/ml,DMSO： 30 mg/ml,Ethanol： 30 mg/ml,Ethanol：PBS (pH 7·2) (1：4)： 0·2 mg/ml
InChIKey
NDYMQXYDSVBNLL-MUYMLXPFSA-N
Catalogue number
GN10526
Brand
GLPBIO
Computed properties PubChem CID 5281319 · XLogP 3.2 · TPSA 138 Ų · H-bond donors 3
XLogP
3.2
TPSA
138 Ų
H-bond donors
3
H-bond acceptors
8
Rotatable bonds
6
Heavy atoms
40

SMILES CC(=O)OC(C)(C)/C=C/C(=O)[C@@](C)([C@H]1[C@@H](C[C@@]2([C@@]1(CC(=O)[C@@]3([C@H]2CC=C4[C@H]3C=C(C(=O)C4(C)C)O)C)C)C)O)O

Computed descriptors from PubChem (CID 5281319), 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.