CAS 2538-79-6 MFCD N/A-3-Hydroxy-4-((2-hydroxynaphthyl)azo)naphthalene-1-sulphonic acid -LabNovo

SMILES: O=S(=O)(O)c1cc(O)c(/N=N/c2c(O)ccc3ccccc23)c2ccccc12

Mol. Formula	C20H14N2O5S

Chemical Name	3-Hydroxy-4-((2-hydroxynaphthyl)azo)naphthalene-1-sulphonic acid
Chemicalbook ID	CB4898841
InChIKey	ZMLWOOMWRCRLCH-QURGRASLSA-N
PubChem Substance ID	17341
InChI	InChI=1S/C20H14N2O5S/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27/h1-11,23-24H,(H,25,26,27)
Synonym	3-hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-1-naphthalenesulfonic acid calcon calcon, zinc salt eriochrome blue black R pontachrome blue black reagent

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