Product Name

  • Name

    Drotaverine hydrochloride

  • EINECS 619-357-4
  • CAS No. 985-12-6
  • Density 1.097 g/cm3
  • Solubility
  • Melting Point 208-212 °C
  • Formula C24H32ClNO4
  • Boiling Point 564oC at 760 mmHg
  • Molecular Weight 433.975
  • Flash Point 240.7oC
  • Transport Information
  • Appearance pale-yellow crystalline solid
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 985-12-6 (Drotaverine hydrochloride)
  • Hazard Symbols
  • Synonyms Isoquinoline,1-(3,4-diethoxybenzylidene)-6,7-diethoxy-1,2,3,4-tetrahydro-, hydrochloride(7CI,8CI);Isoquinoline,1-[(3,4-diethoxyphenyl)methylene]-6,7-diethoxy-1,2,3,4-tetrahydro-,hydrochloride (9CI);Drotaverin hydrochloride;Drotaverine hydrochloride;Drotaverinium chloride;Drotin;Isodihydroperparine hydrochloride;NOSH-BRA;No-Spa;No-Spa hydrochloride;Tetraspasmin-Lefa;
  • PSA 48.95000
  • LogP 6.05600

Drotaverine hydrochloride Chemical Properties

IUPAC Name: (1Z)-1-[(3,4-diethoxyphenyl)methylidene]-6,7-diethoxy-3,4-dihydro-2H-isoquinoline hydrochloride 
Empirical Formula: C24H32ClNO4
Molecular Weight: 433.9682g/mol
Structure of Isoquinoline,1-[(3,4-diethoxyphenyl)methylene]-6,7-diethoxy-1,2,3,4-tetrahydro-,hydrochloride (1:1) (CAS NO.985-12-6):

Flash Point: 240.7 °C
Enthalpy of Vaporization: 84.75 kJ/mol 
Melting Point: 208-212°C
Boiling Point: 564 °C at 760 mmHg
Vapour Pressure: 9.61E-13 mmHg at 25°C 
Product Categories: Intermediates & Fine Chemicals;Pharmaceuticals 
Canonical SMILES: CCOC1=C(C=C(C=C1)C=C2C3=CC(=C(C=C3CCN2)OCC)OCC)OCC.Cl
Isomeric SMILES: CCOC1=C(C=C(C=C1)/C=C\2/C3=CC(=C(C=C3CCN2)OCC)OCC)OCC.Cl
InChI: InChI=1S/C24H31NO4.ClH/c1-5-26-21-10-9-17(14-22(21)27-6-2)13-20-19-16-24(29-8-4)23(28-7-3)15-18(19)11-12-25-20;/h9-10,13-16,25H,5-8,11-12H2,1-4H3;1H/b20-13-;
InChIKey: JBFLYOLJRKJYNV-MASIZSFYSA-N

Drotaverine hydrochloride Uses

Analogue of Papaverine. Antispasmodic

Drotaverine hydrochloride Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 15mg/kg (15mg/kg)   United States Patent Document. Vol. #4035366,
mouse LD50 oral 350mg/kg (350mg/kg)   United States Patent Document. Vol. #4035366,
rat LD50 intravenous 14600ug/kg (14.6mg/kg)   United States Patent Document. Vol. #4035366,
rat LD50 oral 540mg/kg (540mg/kg)   United States Patent Document. Vol. #4035366,

Drotaverine hydrochloride Specification

  Isoquinoline,1-[(3,4-diethoxyphenyl)methylene]-6,7-diethoxy-1,2,3,4-tetrahydro-,hydrochloride (1:1) , its cas register number is 985-12-6. It also can be called 6,7,3',4'-Tetraethoxy-1-benzal-1,2,3,4-tetrahydroisoquinoline hydrochloride ;
 Drotaverin HCl ; Drotaverin hydrochloride ; Drotaverine hydrochloride ; Drotaverinium chloride ; Isodihydroperparine hydrochloride ; Isoquinoline, 1-(3,4-diethoxybenzylidene)-6,7-diethoxy-1,2,3,4-tetrahydro-, hydrochloride ; No-Spa hydrochloride ; Tetraspasmin-Lefa . Isoquinoline,1-[(3,4-diethoxyphenyl)methylene]-6,7-diethoxy-1,2,3,4-tetrahydro-,hydrochloride (1:1) (CAS NO.985-12-6) is a pale-yellow crystalline solid.

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