Patton-reeders reagent (Calconcarboxylic acid) indicator grade

Supplier: Thermo Scientific
Warning

Synonyms: 3-Hydroxy-4-(2-hydroxy-4-sulpho-1-naphthylazo)naphthalene-2-carboxylic acid, Calconcarboxylic acid, Cal-Red®, 2,2'-Dihydroxy-4'-sulpho-1,1'-azonaphthalene-3-carboxylic acid, 3-Hydroxy-4-((2-hydroxy-4-sulphonaphthalen-1-yl)diazenyl)-2-naphthoic acid, 2-Hydroxy-1-(2-hydroxy-4-sulpho-1-naphthylazo)-3-naphthoic acid

157310100 157310500 157312500
ACRO157310100EA 104 EUR
ACRO157310100 ACRO157310500 ACRO157312500
Patton-reeders reagent (Calconcarboxylic acid) indicator grade
Patton-reeders reagent (Calconcarboxylic acid)
Formula: C₂₁H₁₄N₂O₇S
MW: 438,42 g/mol
Melting Pt: 300 °C
Storage Temperature: Ambient
MDL Number: MFCD00004078
CAS Number: 3737-95-9
EINECS: 223-117-0

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Specification Test Results

Appearance Dark purple to black Powder
Infrared spectrum Conforms
Suitability (for chel. det. of Ca) Passes test
Water ≤2.5 %
NMR (1H-NMR) Consistent with structure

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