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CAS No 533-48-2 , 4-Imidazolidinehexanoicacid, 5-methyl-2-oxo-, (4R,5S)-

  • Name: 4-Imidazolidinehexanoicacid, 5-methyl-2-oxo-, (4R,5S)-
  • Synonyms: Biotin, dethio-;5-Methyl-2-oxo-4-imidazolidinecaproic acid; (+)-Dethiobiotin; 4-Methyl-5-(w-carboxyamyl)imidazolidone-2; e-(4-Methyl-5-imidazolidone-2)caproic acid; d-Dethiobiotin;Dethiobiotin;4-Imidazolidinehexanoicacid, 5-methyl-2-oxo-, (4R,5S)-; Desthiobiotin;4-Imidazolidinehexanoicacid, 5-methyl-2-oxo-, (4R-cis)-;
  • CAS Registry Number:
  • Flash Point: 241.9°C
  • Boiling Point: 476.4°Cat760mmHg
  • Density: 1.095g/cm3
  • Refractive index: 1.472
  • Flash Point: 241.9°C
  • EINECS: 208-566-2
  • Molecular Weight: 214.26
  • InChI: InChI=1/C10H18N2O3/c1-7-8(12-10(15)11-7)5-3-2-4-6-9(13)14/h7-8H,2-6H2,1H3,(H,13,14)(H2,11,12,15)/t7-,8+/m0/s1
  • Molecular Formula: C10H18 N2 O3
  • Molecular Structure:CAS No:533-48-2 4-Imidazolidinehexanoicacid, 5-methyl-2-oxo-, (4R,5S)-

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References of 4-Imidazolidinehexanoicacid, 5-methyl-2-oxo-, (4R,5S)-
Title: Desthiobiotin
CAS Registry Number: 533-48-2
CAS Name: (4R-cis)-5-Methyl-2-oxo-4-imidazolidinehexanoic acid
Synonyms: 5-methyl-2-oxo-4-imidazolidinecaproic acid; e-(4-methyl-5-imidazolidone-2)-caproic acid; 4-methyl-5-(w-carboxyamyl)imidazolidone-2
Molecular Formula: C10H18N2O3
Molecular Weight: 214.26
Percent Composition: C 56.06%, H 8.47%, N 13.07%, O 22.40%
Literature References: Prepd from biotin by hydrogenolysis of the sulfide linkage: du Vigneaud et al., J. Biol. Chem. 146, 475 (1942). Improved prepn procedure: Melville et al., Science 98, 497 (1943). Synthesis: Melville, J. Am. Chem. Soc. 66, 1422 (1944); Wood, du Vigneaud, ibid. 67, 210 (1945); Duschinsky, Dolan, ibid. 2079; Bourquin et al., Helv. Chim. Acta 28, 528 (1954).
Properties: Long needles from water. mp 156-158°. [a]D21 +10.7° (c = 2). Sol in water.
Melting point: mp 156-158°
Optical Rotation: [a]D21 +10.7° (c = 2)
 
Derivative Type: Methyl ester
Molecular Formula: C11H20N2O3
Molecular Weight: 228.29
Percent Composition: C 57.87%, H 8.83%, N 12.27%, O 21.03%
Properties: Crystals from methanol. Can be sublimed at 10-5 mm and 100°. mp 69-70°. [a]D28 +2.6° (c = 2 in chloroform). Readily sol in chloroform.
Melting point: mp 69-70°
Optical Rotation: [a]D28 +2.6° (c = 2 in chloroform)