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Chemical structure of Acid Yellow 1

GD18532

Acid Yellow 1

Also listed as Naphthol Yellow S

Acid Yellow 1 (catalogue number GD18532) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 846-70-8. Molecular formula C10H4N2Na2O8S, molecular weight 358.19. IUPAC name: disodium;5,7-dinitro-8-oxidonaphthalene-2-sulfonate. Supplied in 3 pack sizes, from 5g at ₪114.21 to 100g at ₪1,133.94; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS846-70-8MW358.19FormulaC10H4N2Na2O8S
CAS number
846-70-8
Molecular weight
358.19
Formula
C10H4N2Na2O8S
InChIKey
CTIQLGJVGNGFEW-UHFFFAOYSA-L
Catalogue number
GD18532
Brand
GLPBIO
Computed properties PubChem CID 2724063 · TPSA 180 Ų · H-bond donors 0 · H-bond acceptors 8
TPSA
180 Ų
H-bond donors
0
H-bond acceptors
8
Rotatable bonds
0
Heavy atoms
23

SMILES C1=CC2=C(C=C1S(=O)(=O)[O-])C(=C(C=C2[N+](=O)[O-])[N+](=O)[O-])[O-].[Na+].[Na+]

Computed descriptors from PubChem (CID 2724063), 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.