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1,2-Phenylenediamine Dihydrochloride [for Biochemical Research]
(CAS RN:615-28-1 Product Number:P1144)


1,2-Phenylenediamine Dihydrochloride
Synonym 1,2-Diaminobenzene Dihydrochloride
Synonym OPD·2HCl

General Information

Product Number P1144

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Purity/Analysis Method >98.0%(HPLC)(N)
Storage Temperature
M.F. / M.W. C6H8N2·2HCl=181.06
CAS RN 615-28-1
Related CAS RN
MDL Number MFCD00012966
Packaging and Container
  • Product Details
  • Safety & Regulations


Purity(HPLC) min. 98.0 area%
Purity(with Total Nitrogen) min. 98.0 %
Absorbance max. 0.040(1w/v%, H2O, 420.0 nm)
Absorbance2 max. 0.050(1w/v%, H2O, 480.0 nm)
chromogenic test(enzymatic method) to pass test

Data of Reference

mp 205°C(dec.)(lit.)


Beilstein 13,14
Reaxys-RN 3912045
PubChem SID 125310096
RTECS# ST0175000
EC Number 210-418-7


Signal Word Danger
Hazard Statements
  • H301
  • :Toxic if swallowed.
  • H312+H332
  • :Harmful by inhalation and in contact with skin.
  • H317
  • :May cause an allergic skin reaction.
  • H319
  • :Causes serious eye irritation.
  • H341
  • :Suspected of causing genetic defects.
  • H351
  • :Suspected of causing cancer.
  • H410
  • :Very toxic to aquatic life with long lasting effects.
Precautionary Statements
  • P261
  • :Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P280
  • :Wear protective gloves, protective clothing, face protection.
  • P301+P310+P330
  • :IF SWALLOWED: Immediately call a POISON CENTER or doctor. Rinse mouth.
  • P302+P352+P312+P362+P364
  • :IF ON SKIN: Wash with plenty of soap and water. Call a POISON CENTER or doctor if you feel unwell. Take off contaminated clothing and wash it before reuse.
  • P304+P340+P312
  • :IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER or doctor if you feel unwell.
  • P305+P351+P338+P337+P313
  • :IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Transport Information

UN Number 2811
Class 6.1
Packing Group III
HS Number 2921511910


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