8.22331

4-Hydroxy-1,3-phenylenediammonium dichloride

for synthesis

• Synonym(s): 4-Hydroxy-1,3-phenylenediammonium dichloride, Amidol, 2,4-Diaminophenol dihydrochloride, Phenol-2,4-diammonium dichloride, 1-Hydroxybenzene-2,4-diammonium dichloride
• Linear Formula: 4-(OH)C₆H₃-1,3-(NH₂)₂ · 2 HCl
• CAS Number: 137-09-7
• Molecular Weight: 197.06
• MDL number: MFCD00012979
• UNSPSC Code: 12352107
• EC Index Number: 205-279-4
• NACRES: NA.22

Properties

• Quality Level: 200
• form: solid
• potency: 240 mg/kg LD₅₀, oral (Rat)
• pH: 1-2 (20 °C, 50 g/L in H₂O)
• mp: 205 °C
• solubility: 275 g/L
• bulk density: 310 kg/m³
• storage temp.: 2-30°C
• InChI: 1S/C6H8N2O.2ClH/c7-4-1-2-6(9)5(8)3-4;;/h1-3,9H,7-8H2;2*1H
• InChI key: KQEIJFWAXDQUPR-UHFFFAOYSA-N

Safety Information

• Pictograms: GHS06
• Signal Word: Danger
• Hazard Statements: H301 - H315 - H319 - H335
• Precautionary Statements: P261 - P264 - P271 - P301 + P310 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable