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Chemical structure of GB-2a

GF11238

GB-2a

Also known as (2S)-8-[(2S,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-3-yl]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-2,3-dihydrochromen-4-one

GB-2a (catalogue number GF11238) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 18412-96-9. Molecular formula C30H22O11, molecular weight 558.489. IUPAC name: (2S)-8-[(2S,3R)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-2,3-dihydrochromen-3-yl]-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-2,3-dihydrochromen-4-one. Supplied as 5mg at ₪1,639.72; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS18412-96-9MW558.489FormulaC30H22O11
CAS number
18412-96-9
Molecular weight
558.489
Formula
C30H22O11
InChIKey
IMIXFUXOSFSXPC-DETITRACSA-N
Catalogue number
GF11238
Brand
GLPBIO
Computed properties PubChem CID 176988 · XLogP 4.2 · TPSA 194 Ų · H-bond donors 7
XLogP
4.2
TPSA
194 Ų
H-bond donors
7
H-bond acceptors
11
Rotatable bonds
3
Heavy atoms
41

SMILES C1[C@H](OC2=C(C(=CC(=C2C1=O)O)O)[C@@H]3[C@H](OC4=CC(=CC(=C4C3=O)O)O)C5=CC=C(C=C5)O)C6=CC(=C(C=C6)O)O

Computed descriptors from PubChem (CID 176988), 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.