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Chemical structure of Toluidine Red

GF46401

Toluidine Red

Also listed as 1-(4-Methyl-2-Nitrophenylazo)-2-Naphthol

Toluidine Red (catalogue number GF46401) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 2425-85-6. Molecular formula C17H13N3O3, molecular weight 307.3. IUPAC name: 1-[(4-methyl-2-nitrophenyl)diazenyl]naphthalen-2-ol. Supplied in 2 pack sizes, from 5g at ₪187.63 to 25g at ₪644.47; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS2425-85-6MW307.3FormulaC17H13N3O3
CAS number
2425-85-6
Molecular weight
307.3
Formula
C17H13N3O3
InChIKey
ZLFVRXUOSPRRKQ-UHFFFAOYSA-N
Catalogue number
GF46401
Brand
GLPBIO
Computed properties PubChem CID 17047 · XLogP 4.8 · TPSA 90.8 Ų · H-bond donors 1
XLogP
4.8
TPSA
90.8 Ų
H-bond donors
1
H-bond acceptors
5
Rotatable bonds
2
Heavy atoms
23

SMILES CC1=CC(=C(C=C1)N=NC2=C(C=CC3=CC=CC=C32)O)[N+](=O)[O-]

Computed descriptors from PubChem (CID 17047), 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.