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CAS No 140-87-4 , 2-cyanoacetohydrazide

  • Name: 2-cyanoacetohydrazide
  • Synonyms: Cyacetazid; Cyacetacid; 140-87-4; Armazal; Neohydrazid; Cianazil;2-cyanoacetohydrazide; Cyacetazide; 2-Cyanoacetohydrazide;Cyanoacetohydrazide;
  • CAS Registry Number:
  • Transport: UN 2811
  • Melting Point: 106-110 ºC
  • Flash Point: 199.1 ºC
  • Boiling Point: 405.6 ºC at 760 mmHg
  • Density: 1.222 g/cm3
  • Refractive index: 1.494
  • Safety Statements: R20/21/22;R36/37/38
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 199.1 ºC
  • EINECS: 205-437-2
  • Molecular Weight: 99.0913
  • InchiKey: HPHBOJANXDKUQD-UHFFFAOYSA-N
  • InChI: InChI=1S/C3H5N3O/c4-2-1-3(7)6-5/h1,5H2,(H,6,7)
  • Risk Statements: S26;S28;S36/37/39;S45
  • Molecular Formula: C3H5N3O
  • Molecular Structure:CAS No:140-87-4 2-cyanoacetohydrazide

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References of 2-cyanoacetohydrazide
Title: Cyacetacide
CAS Registry Number: 140-87-4
CAS Name: Cyanoacetic acid hydrazide
Synonyms: malononitrile hydrazide; cyanoacetohydrazide; cyanazide; cyanizide; cyanacethydrazine; cyanacethydrazide; cyanoethydrazide; cyanacetylhydrazide
Trademarks: Dictyzide; Mackreazid; Armazal; Reacid; Reazide; Hidacian; Leandin; Neohydrazid; Dictycide (Fort Dodge)
Molecular Formula: C3H5N3O
Molecular Weight: 99.09
Percent Composition: C 36.36%, H 5.09%, N 42.41%, O 16.15%
Line Formula: NCCH2CONHNH2
Literature References: Prepd by boiling ethyl or methyl cyanoacetate with hydrazine hydrate in alc: Rothenburg, Ber. 27, 687 (1894); Darapsky, Hillers, J. Prakt. Chem. 92[2], 313 (1915); Klosa, Arch. Pharm. 288, 453 (1955). Prepn of dosage forms: Muset, US 2849369 (1958 to Labs OM).
Properties: Stout prisms from alc, mp 114.5-115° (evac tube). Rapidly dec by heat. Very slightly acid to litmus. Very sol in water. Sol in alcohol. Practically insol in ether. Aq solns become discolored after a few days and the pH becomes alkaline.
Melting point: mp 114.5-115° (evac tube)
 
Derivative Type: Hydrochloride
Molecular Formula: C3H5N3O.HCl
Molecular Weight: 135.55
Percent Composition: C 26.58%, H 4.46%, N 31.00%, O 11.80%, Cl 26.15%
Properties: Crystals, mp 145°. Freely sol in water. Acid reaction. Aq solns are more stable than those of the free hydrazide.
Melting point: mp 145°
 
Therap-Cat: Antibacterial (tuberculostatic).
Therap-Cat-Vet: Anthelmintic (lungworms).
Keywords: Antibacterial (Tuberculostatic).