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Diphenhydramine Hydrochloride
(CAS RN:147-24-0 Product Number:D0423)


Diphenhydramine Hydrochloride
Synonym 2-(Benzhydryloxy)-N,N-dimethylethylamine Hydrochloride
Synonym 2-Diphenylmethoxy-N,N-dimethylethylamine Hydrochloride

General Information

Product Number D0423

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Purity/Analysis Method >98.0%(HPLC)(T)
Storage Temperature
M.F. / M.W. C17H21NO·HCl=291.82
CAS RN 147-24-0
Related CAS RN 58-73-1
MDL Number MFCD00012479
Packaging and Container
  • Product Details
  • Safety & Regulations


Appearance White powder to crystal
Purity(HPLC) min. 98.0 area%
Purity(Nonaqueous Titration) min. 98.0 %
Melting point 168.0 to 172.0 deg-C
Solubility in Water almost transparency


Reaxys-RN 3918132
PubChem SID 87567103
Merck Index(14) 3309
RTECS# KR7000000
EC Number 205-687-2


Signal Word Warning
Hazard Statements
  • H302
  • :Harmful if swallowed.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P270
  • :Do not eat, drink or smoke when using this product.
  • P301+P312+P330
  • :IF SWALLOWED: Call a POISON CENTER or doctor if you feel unwell. Rinse mouth.
  • P501
  • :Dispose of contents/container through a waste management company authorized by the local government.

Transport Information

HS Number 2921490090


PubMed Literature

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