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Chemical structure of Spadns

GB53616

Spadns

Also listed as 2-(4-Sulfonylphenyl azochromic acid trisodium salt, indicator

Spadns (catalogue number GB53616) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 23647-14-5. Molecular formula C16H9N2Na3O11S3, molecular weight 570.41. IUPAC name: trisodium;4,5-dihydroxy-3-[(4-sulfonatophenyl)diazenyl]naphthalene-2,7-disulfonate. Supplied in 2 pack sizes, from 25g at ₪220.26 to 100g at ₪693.42; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS23647-14-5MW570.41FormulaC16H9N2Na3O11S3
CAS number
23647-14-5
Molecular weight
570.41
Formula
C16H9N2Na3O11S3
InChIKey
AEHGQXKBQBMQEK-UHFFFAOYSA-K
Catalogue number
GB53616
Brand
GLPBIO
Computed properties PubChem CID 90221 · TPSA 262 Ų · H-bond donors 2 · H-bond acceptors 13
TPSA
262 Ų
H-bond donors
2
H-bond acceptors
13
Rotatable bonds
2
Heavy atoms
35

SMILES C1=CC(=CC=C1N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])O)O)S(=O)(=O)[O-].[Na+].[Na+].[Na+]

Computed descriptors from PubChem (CID 90221), 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.