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Calmagite

ALDRICH/C204 - indicator grade

Synonym: 1-(1-Hydroxy-4-methyl-2-phenylazo)-2-naphthol-4-sulfonic acid; 3-Hydroxy-4-(2-hydroxy-5-methylphenylazo)naphthalene-1-sulfonic acid

CAS Number: 3147-14-6
Empirical Formula (Hill Notation): C17H14N2O5S
Molecular Weight: 358.37
EC Number: 221-563-0
MDL Number: MFCD00011656
Linear Formula: HOC10H5[N=NC6H3(OH)CH3]SO3H
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-C204-10G-A 10 g
 $91.00
1/EA		 Add To Favorites
45-C204-25G-A 25 g
 $194.00
1/EA		 Add To Favorites

 

λmax 602 nm
form powder and chunks
grade indicator grade
InChI 1S/C17H14N2O5S/c1-10-6-7-14(20)13(8-10)18-19-17-12-5-3-2-4-11(12)16(9-15(17)21)25(22,23)24/h2-9,20-21H,1H3,(H,22,23,24)
InChI key VBRNLOQCBCPPHL-UHFFFAOYSA-N
mp 330 °C (lit.)
Quality Level 200 
SMILES string Cc1ccc(O)c(c1)N=Nc2c(O)cc(c3ccccc23)S(O)(=O)=O
technique(s) titration: suitable
Application: Used as an indicator in the titration of calcium or magnesium with EDTA.
Application: Used for the determination of magnesium in biological materials.
Packaging: 10, 25 g in glass bottle
mp 330 °C (lit.)
UNSPSC 12352204

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