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CAS RN: 137-09-7 | Product Number: D0110


Purity: >98.0%(T)(N)
  • 2,4-Diaminophenol Dihydrochloride
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Product Number D0110
Purity / Analysis Method >98.0%(T)(N)
Molecular Formula / Molecular Weight C__6H__8N__2O·2HCl = 197.06 
Physical State (20 deg.C) Solid
Condition to Avoid Light Sensitive
CAS RN 137-09-7
Reaxys Registry Number 3913728
PubChem Substance ID 87566850
Merck Index (14) 2983
MDL Number


Appearance White to Amber to Dark purple powder to crystal
Purity(with Total Nitrogen) min. 98.0%(calcd.on dried substance)
Purity(Argentometric Titration) min. 98.0%(calcd.on dried substance)
Drying loss max. 3.0 %
Ignition residue(Sulfate) max. 1.0 %
Properties (reference)
Melting Point 205 °C
Solubility in water Soluble
Solubility (slightly sol. in) Ether,Alcohol
Pictogram Pictogram
Signal Word Danger
Hazard Statements H301 : Toxic if swallowed.
H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P270 : Do not eat, drink or smoke when using this product.
P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth.
Related Laws:
EC Number 205-279-4
RTECS# SK7600000
Transport Information:
UN Number UN2811
Class 6.1
Packing Group III
HS Number 2922290090
PubMed Literature

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