8.00691

5-Sulfosalicylic acid dihydrate

for synthesis

• Synonym(s): 5-Sulfosalicylic acid dihydrate, Salicylsulfonic acid
• Empirical Formula (Hill Notation): C₇H₆O₆S · 2H₂O
• CAS Number: 5965-83-3
• Molecular Weight: 254.21
• MDL number: MFCD00149540
• UNSPSC Code: 12352106
• EC Index Number: 202-555-6
• NACRES: NA.22

Properties

• vapor pressure: <1 hPa ( 20 °C)
• Quality Level: 200
• assay: ≥99.0% (acidimetric)
• form: crystals
• potency: 1850 mg/kg LD₅₀, oral (Rat)
• pH: <0.5 (20 °C, 200 g/L in H₂O)
• mp: 109-117 °C (anhydrous substance)
• transition temp: flash point 150 °C
• solubility: soluble 987 g/L
• density: 0.8 g/cm³ at 20 °C
• bulk density: 310 kg/m³
• storage temp.: 2-30°C
• InChI: 1S/C7H6O6S.2CH4/c8-6-2-1-4(14(11,12)13)3-5(6)7(9)10;;/h1-3,8H,(H,9,10)(H,11,12,13);2*1H4
• InChI key: NFYHZVWMQHQKRU-UHFFFAOYSA-N

Description

Analysis Note

Assay (acidimetric): ≥ 99,0 %(m)
Heavy metals (as Pb): ≤ 0,001 %(m)
Identity (IR): conforms

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B
• Storage Class: 8A - Combustible, corrosive hazardous materials
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable