Product Name

  • Name

    Methohexital

  • EINECS 205-798-6
  • CAS No. 151-83-7
  • Density 1.113
  • Solubility
  • Melting Point 96 °C(Solv: ethanol (64-17-5))
  • Formula C14H18 N2 O3
  • Boiling Point °Cat760mmHg
  • Molecular Weight 262.309
  • Flash Point °C
  • Transport Information
  • Appearance
  • Safety 16-36/37-45
  • Risk Codes 11-23/24/25-39/23/24/25
  • Molecular Structure Molecular Structure of 151-83-7 (Methohexital)
  • Hazard Symbols F,T
  • Synonyms Methohexital;Methohexitone;2,4,6(1H,3H,5H)-Pyrimidinetrione,1-methyl-5-(1-methyl-2-pentynyl)-5-(2-propenyl)- (9CI);Barbituric acid,5-allyl-1-methyl-5-(1-methyl-2-pentynyl)- (6CI,7CI,8CI);5-Allyl-5-(3-hexyn-2-yl)-1-methylbarbituric acid;Brevital;Brietal;Compound22451;Compound 25398;Enallynymall;Methodrexitone;Methohexital;
  • PSA 66.48000
  • LogP 1.57330

METHOHEXITAL Chemical Properties

IUPAC Name: 5-Hex-3-yn-2-yl-1-methyl-5-prop-2-enyl-1,3-diazinane-2,4,6-trione
Synonyms : Methohexitone ; 1-Methyl-5-(1-methylpent-2-ynyl)-5-prop-2-enyl-hexahydropyrimidine-2,4,6-trione
Molecular Structure:  
Molecular Formula : C14H18N2O3
Molecular Weight : 262.31
CAS NO:  151-83-7
Index of Refraction: 1.577 
Surface Tension: 46 dyne/cm 
Density: 1.123 g/cm3 
Flash Point: 225.3 °C 
Enthalpy of Vaporization: 63.86 kJ/mol 
Boiling Point: 389.3 °C at 760 mmHg 
Vapour Pressure: 2.89E-06 mmHg at 25°C 
Appearance:white or light yellow white crystalline powder, odorless.
Solubility:  Methohexitone (CAS NO.151-83-7) is slightly soluble in ethanol, chloroform and dilute alkali,slightly dissolved in water.

METHOHEXITAL Uses

  Methohexitone (CAS NO.151-83-7) is used in hypnosis, sedation, induction of anesthesia.

METHOHEXITAL Production

 Methohexitone (CAS NO.151-83-7) can be obtained with 2 - Allyl -2 - (1 - methyl--2 - E alkynyl) - malonic acid ethyl ester with a single methyl-urea as raw materials .

METHOHEXITAL Safety Profile

RIDADR 3249
HazardClass 6.1(b)
PackingGroup III 

METHOHEXITAL Specification

Preparations of  Methohexitone (CAS NO.151-83-7) is used for injections.and can be addictive.

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