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CAS No 85-31-4 , Guanosine, 6-thio-

  • Name: Guanosine, 6-thio-
  • Synonyms: 6-Thioguanine ribonucleoside;Guanosine, 6-thio-;6-Mercaptoguanine riboside; 2-Amino-6-mercaptopurine riboside;6H-Purine-6-thione,2-amino-1,9-dihydro-9-b-D-ribofuranosyl- (8CI); NSC-29422; 9H-Purine-6(1H)-thione, 2-amino-9-b-D-ribofuranosyl- (6CI,7CI); Thioguanosine;2-Amino-9-(b-D-ribofuranosyl)purine-6-thiol; 6-Thioguanosine;2-Amino-9-b-D-ribofuranosylpurine-6-thione;6-Thioguanine riboside;2-Amino-9-b-D-ribofuranosyl-9H-purine-6-thiol; 9-b-D-Ribofuranosylthioguanine;2-Amino-6-mercaptopurine ribonucleoside; 6-Mercaptoguanosine;
  • CAS Registry Number:
  • Density: 2.18 g/cm3
  • Water Solubility: Soluble in Ammonium Hydroxide and water
  • Safety Statements: Poison by intraperitoneal route. When heated to decomposition it emits very toxic fumes of NOx and SOx. See also MERCAPTANS.
  • EINECS: 201-597-2
  • Molecular Weight: 299.34
  • InChI: InChI=1S/C10H13N5O4S/c11-10-13-7-4(8(20)14-10)12-2-15(7)9-6(18)5(17)3(1-16)19-9/h2-3,5-6,9,16-18H,1H2,(H3,11,13,14,20)/t3-,5-,6-,9-/m1/s1
  • Molecular Formula: C10H13 N5 O4 S
  • Molecular Structure:CAS No:85-31-4 Guanosine, 6-thio-

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References of Guanosine, 6-thio-
Title: Thioguanosine
CAS Registry Number: 85-31-4
Synonyms: 2-Amino-6-mercapto-9-b-D-ribofuranosylpurine
Molecular Formula: C10H13N5O4S
Molecular Weight: 299.31
Percent Composition: C 40.13%, H 4.38%, N 23.40%, O 21.38%, S 10.71%
Literature References: Prepn: Fox et al., J. Am. Chem. Soc. 80, 1669 (1948).
 
Derivative Type: Hemihydrate
Properties: Tiny tapered prisms from water, dec 224-227°. [a]D22 -64° (c = 1.3 in 0.1N NaOH). uv max (pH 4-6): 257, 342 nm (e 8820, 24800). pKa 8.33.
pKa: pKa 8.33
Optical Rotation: [a]D22 -64° (c = 1.3 in 0.1N NaOH)
Absorption maximum: uv max (pH 4-6): 257, 342 nm (e 8820, 24800)
 
Use: In cancer research, cf. 6-Mercaptopurine and Nebularine.