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Substance Name: Diphenhydramine citrate [USP]
RN: 88637-37-0
UNII: 4OD433S209
InChIKey: SPCKHVPPRJWQRZ-UHFFFAOYSA-N

Classification Code

  • Antihistaminic

Molecular Formula

  • C17-H21-N-O.C6-H8-O7

Molecular Weight

  • 447.4811
 
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Names and Synonyms

Name of Substance

  • Diphenhydramine citrate [USP]

Synonyms

  • 2-(Diphenylmethoxy)-N,N-dimethylethylamine citrate (1:1)
  • Diphenhydramine citrate
  • EINECS 289-432-0
  • UNII-4OD433S209

Systematic Names

  • (2-(Diphenylmethoxy)ethyl)dimethylammonium dihydrogen 2-hydroxypropane-1,2,3-tricarboxylate
  • Ethanamine, 2-(diphenylmethoxy)-N,N-dimethyl-, 2-hydroxy-1,2,3-propanetricarboxylate (1:1)

Registry Numbers

CAS Registry Number

  • 88637-37-0

FDA UNII

  • 4OD433S209

Related Registry Number

  • 58-73-1 (Parent)

System Generated Number

  • 0088637370

Molecular Formulas

Molecular Formula

  • C17-H21-N-O.C6-H8-O7

Molecular Formula Fragments

  • C17-H21-N-O
  • C6-H8-O7
  • COMPONENT

Structure Descriptors

InChI

InChI=1S/C17H21NO.C6H8O7/c1-18(2)13-14-19-17(15-9-5-3-6-10-15)16-11-7-4-8-12-16;7-3(8)1-6(13,5(11)12)2-4(9)10/h3-12,17H,13-14H2,1-2H3;13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)

InChIKey

SPCKHVPPRJWQRZ-UHFFFAOYSA-N

Smiles

CN(C)CCOC(c1ccccc1)c2ccccc2.OC(=O)CC(O)(CC(=O)O)C(=O)O