Title: Betazole
CAS Registry Number: 105-20-4
CAS Name: 1H-Pyrazole-3-ethanamine
Additional Names: 3-(2-aminoethyl)pyrazole; 3-(b-aminoethyl)pyrazole; ametazole; gastramine
Molecular Formula: C5H9N3
Molecular Weight: 111.15
Percent Composition: C 54.03%, H 8.16%, N 37.80%
Literature References: Prepd by the catalytic reduction of 3-pyrazoleacetaldehyde hydrazone: Jones, Mann, J. Am. Chem. Soc. 75, 4048 (1953); Jones, US 2785177 (1957 to Lilly).
Properties: Viscous liquid. bp0.5 118-123°.
Boiling point: bp0.5 118-123°
Derivative Type: Dihydrochloride
CAS Registry Number: 138-92-1
Trademarks: Histimin; Histalog (Lilly)
Molecular Formula: C5H9N3.2HCl
Molecular Weight: 184.07
Percent Composition: C 32.63%, H 6.02%, N 22.83%, Cl 38.52%
Properties: Crystals from ethanol, mp 224-226°. Sol in water. Practically insol in chloroform. Aq solns are acid to litmus.
Melting point: mp 224-226°
Therap-Cat: Diagnostic aid (gastric secretion stimulant).
Keywords: Diagnostic Aid.

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