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CAS No 27792-36-5 , Cobinamide,Co,Co-bis(cyano-kC)-

  • Name: Cobinamide,Co,Co-bis(cyano-kC)-
  • Synonyms: Factor B;Cobinamide,Co,Co-bis(cyano-kC)-; Factor Bdicyanide; Dicyanocobinamide;Cobinamide,dicyanide (8CI); Etiocobalamin; DCC; Vitamin B12p;
  • CAS Registry Number:
  • Flash Point: 696.7°C
  • Boiling Point: 1228.4°Cat760mmHg
  • Density: g/cm3
  • Safety Statements:
    Hazard Codes Xn
    Risk Statements 68
    Safety Statements 36-37
    WGK Germany 3
    F 10
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 696.7°C
  • Molecular Weight: 1043.13
  • InChI: InChI=1/C48H73N11O8.2CN.Co/c1-23(60)22-55-38(67)16-17-45(6)29(18-35(52)64)43-48(9)47(8,21-37(54)66)28(12-15-34(51)63)40(59-48)25(3)42-46(7,20-36(53)65)26(10-13-32(49)61)30(56-42)19-31-44(4,5)27(11-14-33(50)62)39(57-31)24(2)41(45)58-43;2*1-2;/h19,23,26-29,43,60H,10-18,20-22H2,1-9H3,(H14,49,50,51,52,53,54,55,56,57,58,59,61,62,63,64,65,66,67);;;/q;2*-1;/p-1/t23?,26-,27-,28-,29+,43?,45-,46+,47+,48+;;;/m1.../s1
  • Risk Statements: 68
  • Molecular Formula: C50H72 Co N13 O8
  • Molecular Structure:CAS No:27792-36-5 Cobinamide,Co,Co-bis(cyano-kC)-

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References of Cobinamide,Co,Co-bis(cyano-kC)-
Title: Etiocobalamin
CAS Registry Number: 27792-36-5
CAS Name: Cobinamide dicyanide
Synonyms: vitamin B12p; Factor B
Molecular Formula: C50H72CoN13O8
Molecular Weight: 1042.12
Percent Composition: C 57.63%, H 6.96%, Co 5.66%, N 17.47%, O 12.28%
Literature References: Vitamin B12 factor obtained by removal of the nucleotide from cyanocobalamin by acid hydrolysis. Isoln from calf feces: Ford, Porter, Biochem. J. 51, V (1952). Prepn by acid hydrolysis: Gant et al., ibid. 56, XXXIV (1954); Friedrich, Bernhauer, Angew. Chem. 65, 627 (1953). Prepn from factor V1a and D(-)-1-amino-2-propanol: Bernhauer et al., Helv. Chim. Acta 43, 696 (1960); Bernhauer, US 3072674 (1963 to Hoffmann-La Roche).
NOTE: The term etiocobalamin is used by some authors to designate any cobalamin lacking the nucleotide group present in vitamin B12.