Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: Benznidazole [USAN:INN]
RN: 22994-85-0
UNII: YC42NRJ1ZD
InChIKey: CULUWZNBISUWAS-UHFFFAOYSA-N

Note

  • Used in treatment of Chagas' disease.

Molecular Formula

  • C12-H12-N4-O3

Molecular Weight

  • 260.2518
 

Classification Codes

  • Anti-Infective Agents
  • Antiparasitic Agents
  • Antiprotozoal Agents
  • Drug / Therapeutic Agent
  • Immunologic Factors
  • Immunosuppressive Agents
  • Mutagens
  • Mutation Data
  • Noxae
  • Reproductive Effect
  • Treatment of Chagas' Disease; Antiprotozoal Agent
  • Trypanocidal Agents

Names and Synonyms

Name of Substance

  • Benznidazole [USAN:INN]
  • Benzonidazole

Synonyms

  • 2-Nitro-N-(phenylmethyl)-1H-imidazole-1-acetamide
  • 5-23-04-00478 (Beilstein Handbook Reference)
  • Acetamide, N-benzyl-2-(nitroimidazol-1-yl)-
  • Benznidazol
  • Benznidazol [INN-Spanish]
  • Benznidazole
  • Benznidazolum
  • Benznidazolum [INN-Latin]
  • Benzonidazole
  • BRN 0551486
  • CCRIS 2200
  • N-Benzyl-2-nitroimidazol-1-yl-acetamide
  • N-Benzyl-2-nitroimidazole-1-acetamide
  • NSC 299972
  • Radanil
  • Ro 07-1051
  • Ro 71051
  • UNII-YC42NRJ1ZD

Systematic Names

  • 1H-Imidazole-1-acetamide, 2-nitro-N-(phenylmethyl)- (9CI)
  • Benznidazole
  • Imidazole-1-acetamide, N-benzyl-2-nitro-
  • N-Benzyl-2-nitroimidazole-1-acetamide

Registry Numbers

CAS Registry Number

  • 22994-85-0

FDA UNII

  • YC42NRJ1ZD

System Generated Number

  • 0022994850

Structure Descriptors

InChI

1S/C12H12N4O3/c17-11(14-8-10-4-2-1-3-5-10)9-15-7-6-13-12(15)16(18)19/h1-7H,8-9H2,(H,14,17)

InChIKey

CULUWZNBISUWAS-UHFFFAOYSA-N

Smiles

c1ccc(cc1)CNC(=O)Cn2ccnc2[N+](=O)[O-]

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 189 deg C   EXP
log P (octanol-water) 0.91 (none)   EXP
Water Solubility 400 mg/L 37 EXP
Vapor Pressure 4.18E-10 mm Hg 25 EST
Henry's Law Constant 8.51E-15 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.94E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.