5-Sulfosalicylic acid dihydrate

5965-83-3.png
CAS Number

5965-83-3

Linear Formula

HO3SC6H3-2-(OH)CO2H 2H2O

Molecular Weight

254.21

Description:

white crystalline powder

Specifications

assay ≥99%
99.0-101.0% (ACS specification)
mp 105-110 C(lit.)
anion traces chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.02%
cation traces Fe: ≤0.001%
heavy metals: ≤0.002%
impurities ≤0.02% insolubles
≤0.04% salicylic acid
ign. residue ≤0.1%

Safety Information

Symbol

GHS07

Signal word

Warning

EC Number

202-555-6

Hazard statements

H315-H319-H335

Risk Statements (Europe)

22-36/37/38

Hazard Codes (Europe)

Xn

Safety Statements (Europe)

26-36/37/39-45

WGK Germany

3

Application

Spray reagent for the detection of amino acids on TLC plates. Doping agent for polyaniline.,Used in urine tests to determine urine protein content

Synonym

Sulfosalicylic acid; 2-Hydroxy-5-sulfobenzoic acid; 3-carboxy-4-hydroxybenzenesulfonic acid; 2-Hydroxybenzoic-5-sulfonic acid; 5-Sulfosalicylic acid; 5-Sulfosalicylic acid dihydrate; Salicylsulfonic acid; 5-Sulfosalicylsyre; 5-Sulfosalicylsaeure;