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CAS No 60-10-6 , 1-anilino-3-phenyliminothiourea Search by region : Germany

  • Name: 1-anilino-3-phenyliminothiourea
  • Synonyms: diphenylthio-; Dithizon;1-anilino-3-phenyliminothiourea; Ditizon; Carbazone;Diphenylthiocarbazone; USAF EK-3092; 1,5-Diphenyl-3-mercaptoformazan; 60-10-6;
  • CAS Registry Number:
  • Transport: OTH
  • Melting Point: 168 ºC (DEC.)
  • Flash Point: 167.208°C
  • Boiling Point: 352.866°C at 760 mmHg
  • Density: 1.217g/cm3
  • Refractive index: 1.648
  • Water Solubility: Insoluble
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • Flash Point: 167.208°C
  • EINECS: 200-454-1
  • Molecular Weight: 256.32618
  • InchiKey: UOFGSWVZMUXXIY-UHFFFAOYSA-N
  • InChI: InChI=1S/C13H12N4S/c18-13(16-14-11-7-3-1-4-8-11)17-15-12-9-5-2-6-10-12/
    h1-10,14H,(H,16,18)
  • Risk Statements: S26;S36
  • Molecular Formula: C13H12N4S
  • Molecular Structure:CAS No:60-10-6 1-anilino-3-phenyliminothiourea

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References of 1-anilino-3-phenyliminothiourea
Title: Dithizone
CAS Registry Number: 60-10-6
CAS Name: Phenyldiazenecarbothioic acid 2-phenylhydrazide
Synonyms: (phenylazo)thioformic acid 2-phenylhydrazide; diphenylthiocarbazone
Molecular Formula: C13H12N4S
Molecular Weight: 256.33
Percent Composition: C 60.91%, H 4.72%, N 21.86%, S 12.51%
Line Formula: C6H5N=NCSNHNHC6H5
Literature References: Prepn: E. Fischer, E. Besthorn, Ann. 212, 316 (1882). Use as an analytical reagent: A. Stock, E. Pohland, Angew. Chem. 39, 791 (1926); H. Fischer, ibid. 46, 442 (1933); 50, 919 (1937); Organic Reagents for Metals (Hopkins & Williams, 1934). Crystal structure: M. Laing, J. Chem. Soc. Perkin Trans. 2 1977, 1248. Conformation in soln: A. T. Hutton, H. M. Irving, Chem. Commun. 1981, 735. Monograph: Analytical Sciences Monograph No. 5 entitled "Dithizone", H. M. Irving, Ed. (Chemical Society, London, 1977) 112 pp. Review: idem, Crit. Rev. Anal. Chem. 8, 321-405 (1980).
Properties: Bluish-black cryst powder, mp 168° (dec). Insol in water. Sparingly sol in alc, freely in carbon tetrachloride, chloroform. Solns are not stable, but may be preserved by a layer of aq SO2.
Melting point: mp 168° (dec)
CAUTION: Has caused glycosuria and ocular injury in exptl animals.
Use: Sensitive reagent for several heavy metals, Co, Cu, Pb, and Hg; esp for the estimation of minute amounts of Pb.