Product Name

  • Name

    Lofexidine hydrochloride

  • EINECS
  • CAS No. 21498-08-8
  • Article Data4
  • CAS DataBase
  • Density g/cm3
  • Solubility
  • Melting Point 230-232°C
  • Formula C11H12 Cl2 N2 O . Cl H
  • Boiling Point 421.5 °C at 760 mmHg
  • Molecular Weight 295.596
  • Flash Point 208.7 °C
  • Transport Information
  • Appearance
  • Safety Poison by ingestion and intravenous routes. An experimental teratogen. Experimental reproductive effects. An antihypertensive agent. When heated to decomposition it emits toxic fumes of NOx and HCl.
  • Risk Codes 25
  • Molecular Structure Molecular Structure of 21498-08-8 (Lofexidine hydrochloride)
  • Hazard Symbols T
  • Synonyms 1H-Imidazole,2-[1-(2,6-dichlorophenoxy)ethyl]-4,5-dihydro-, monohydrochloride (9CI);2-Imidazoline, 2-[1-(2,6-dichlorophenoxy)ethyl]-, monohydrochloride (8CI); Baq168; Britlofex; Lofetensin; Lofexidine hydrochloride; Loxacor; MDL 14042
  • PSA 33.62000
  • LogP 3.32880

Lofexidine hydrochloride Chemical Properties

Product Name: Lofexidine hydrochloride (CAS NO.21498-08-8)


Molecular Formula: C11H13Cl3N2O
Molecular Weight: 295.59g/mol
Mol File: 21498-08-8.mol
Appearance: Crystalline Solid
Melting Point: 230-232°C
Boiling point: 421.5 °C at 760 mmHg
Flash Point: 208.7 °C
Enthalpy of Vaporization: 64.94 kJ/mol
Vapour Pressure: 6.35E-07 mmHg at 25°C
H-Bond Donor: 2
H-Bond Acceptor: 3
Product Categories: Active Pharmaceutical Ingredients; Aromatics;Heterocycles; Intermediates and Fine Chemicals; Pharmaceuticals

Lofexidine hydrochloride Uses

a2-Adrenoceptor agonist related structurally to Clonidine. Lofexidine hydrochloride (CAS NO.21498-08-8) is used in treatment of opioid withdrawal symptoms; antihypertensive.

Lofexidine hydrochloride Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LD50 intravenous 8mg/kg (8mg/kg) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: ATAXIA
Arzneimittel-Forschung. Drug Research. Vol. 32, Pg. 955, 1982.
dog LD50 oral 70mg/kg (70mg/kg) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: ATAXIA
Arzneimittel-Forschung. Drug Research. Vol. 32, Pg. 955, 1982.
human TDLo oral 270ug/kg/6W-I (0.27mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: HEADACHE

GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS
Arzneimittel-Forschung. Drug Research. Vol. 32, Pg. 976, 1982.
mouse LD50 intravenous 8mg/kg (8mg/kg) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: ATAXIA

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Arzneimittel-Forschung. Drug Research. Vol. 32, Pg. 955, 1982.
mouse LD50 oral 54mg/kg (54mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 32, Pg. 966, 1982.
rat LD50 intravenous 8mg/kg (8mg/kg) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: ATAXIA
Arzneimittel-Forschung. Drug Research. Vol. 32, Pg. 955, 1982.
rat LD50 oral 70mg/kg (70mg/kg) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: ATAXIA
Arzneimittel-Forschung. Drug Research. Vol. 32, Pg. 955, 1982.

Lofexidine hydrochloride Safety Profile

Poison by ingestion and intravenous routes. An experimental teratogen. Experimental reproductive effects. An antihypertensive agent. When heated to decomposition it emits toxic fumes of NOx and HCl.

Lofexidine hydrochloride Specification

 Lofexidine hydrochloride ,its CAS NO. is 21498-08-8,the synonyms is  Lofetensin,loxacor ; Lofexidine hcl ; Lofexidine, hydrochloride ; Mdl-14042a ; Ba-168 ; Britlofex ; 2-[1-(2,6-Dichlorophenoxy)ethyl]-2-imidazoline hydrochloride ; 2-[1-(2,6-Dichlorophenoxy)ethyl]-4,5-dihydro-1h-imidazole hydrochloride .

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