Product Name

  • Name

    1-PHENYLBIGUANIDE HYDROCHLORIDE

  • EINECS 200-239-2
  • CAS No. 55-57-2
  • Article Data7
  • CAS DataBase
  • Density 1.33g/cm3
  • Solubility
  • Melting Point 244-247 °C(lit.)
  • Formula C8H11 N5 . Cl H
  • Boiling Point 388.4°Cat760mmHg
  • Molecular Weight 213.67
  • Flash Point 188.7°C
  • Transport Information
  • Appearance
  • Safety Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits very toxic fumes of HCl and NOx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 55-57-2 (1-PHENYLBIGUANIDE HYDROCHLORIDE)
  • Hazard Symbols
  • Synonyms Biguanide,1-phenyl-, monohydrochloride (8CI);Imidodicarbonimidic diamide, N-phenyl-,monohydrochloride (9CI);1-Phenylbiguanide monohydrochloride;N-Phenylimidodicarbonimidic diamide hydrochloride;N-Phenylimidodicarbonimidicdiamide monohydrochloride;N'-Phenylbiguanide monohydrochloride;Phenylbiguanide monohydrochloride;
  • PSA 97.78000
  • LogP 2.68200

Phenylbiguanide hydrochloride Chemical Properties

IUPAC Name:1-(Diaminomethylidene)-2-phenylguanidine hydrochloride
Synonyms: {[Anilino(imino)methyl]amino}methanimidamide hydrochloride ; 1-(Diaminomethylidene)-2-phenyl-guanidine hydrochloride ; N-Phenylimidodicarbonimidic diamide monohydrochloride
Product Categories: Guanidines;Nitrogen Compounds;Organic Building Blocks
CAS NO:55-57-2
Molecular Formula of Phenylbiguanide hydrochloride (CAS NO.55-57-2) :C8H12ClN5
Molecular Weight of Phenylbiguanide hydrochloride (CAS NO.55-57-2) :213.67
Molecular Structure of Phenylbiguanide hydrochloride (CAS NO.55-57-2) :
Flash Point: 188.7 °C
Enthalpy of Vaporization: 63.76 kJ/mol
Boiling Point: 388.4 °C at 760 mmHg
Vapour Pressure: 3.08E-06 mmHg at 25°C
Melting point: 244-247 °C(lit.)

Phenylbiguanide hydrochloride Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 243mg/kg (243mg/kg)   Pharmacological Research Communications. Vol. 6, Pg. 117, 1974.
mouse LD50 oral 1200mg/kg (1200mg/kg)   Cesko-Slovenska Farmacie. Vol. 1, Pg. 434, 1952.

Phenylbiguanide hydrochloride Consensus Reports

Reported in EPA TSCA Inventory.

Phenylbiguanide hydrochloride Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits very toxic fumes of HCl and NOx.
WGK Germany 3
RTECS DU2550000

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