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Chemical structure of Chromotrope 2R

GC67219

Chromotrope 2R

Also known as disodium;4,5-dihydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate

Chromotrope 2R can be used as a chromogenic analytical probe for the quantification of proteins· Basic proteins stained red and the peak wavelength red shifts from 501·6 nm to 567 nm

ChemicalCAS4197-07-3MW468.37FormulaC16H10N2Na2O8S2
CAS number
4197-07-3
Molecular weight
468.37
Formula
C16H10N2Na2O8S2
InChIKey
GXEAXHYQKZAJGB-UHFFFAOYSA-L
Catalogue number
GC67219
Brand
GLPBIO
Computed properties PubChem CID 20172 · TPSA 196 Ų · H-bond donors 2 · H-bond acceptors 10
TPSA
196 Ų
H-bond donors
2
H-bond acceptors
10
Rotatable bonds
2
Heavy atoms
30

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

Computed descriptors from PubChem (CID 20172), 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
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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.