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CAS No 17021-26-0 , Androst-4-en-3-one,17-hydroxy-7,17-dimethyl-, (7b,17b)-

  • Name: Androst-4-en-3-one,17-hydroxy-7,17-dimethyl-, (7b,17b)-
  • Synonyms: Methosarb; Calusterone;Androst-4-en-3-one,17b-hydroxy-7b,17-dimethyl- (8CI);Androst-4-en-3-one,17-hydroxy-7,17-dimethyl-, (7b,17b)-; 7b,17a-Dimethyltestosterone; 7b,17-Dimethyltestosterone; U 22550; 17b-Hydroxy-7b,17-dimethylandrost-4-en-3-one; NSC88536;Testosterone, 7b,17-dimethyl-(6CI);
  • CAS Registry Number:
  • Flash Point: 188°C
  • Boiling Point: 441°Cat760mmHg
  • Density: 1.09g/cm3
  • Refractive index: 1.55
  • Flash Point: 188°C
  • Molecular Weight: 0
  • InChI: InChI=1/C21H32O2/c1-13-11-14-12-15(22)5-8-19(14,2)16-6-9-20(3)17(18(13)16)7-10-21(20,4)23/h12-13,16-18,23H,5-11H2,1-4H3/t13-,16-,17-,18+,19-,20-,21-/m0/s1
  • Molecular Formula: C21H32 O2
  • Molecular Structure:CAS No:17021-26-0 Androst-4-en-3-one,17-hydroxy-7,17-dimethyl-, (7b,17b)-

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17021-26-0 Androst-4-en-3-one,17-hydroxy-7,17-dimethyl-, (7b,17b)-

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17021-26-0 CALUSTERONE

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References of Androst-4-en-3-one,17-hydroxy-7,17-dimethyl-, (7b,17b)-
Title: Calusterone
CAS Registry Number: 17021-26-0
CAS Name: (7b,17b)-17-Hydroxy-7,17-dimethylandrost-4-en-3-one
Synonyms: 7b,17a-dimethyltestosterone; methosarb
Manufacturers' Codes: U-22550
Molecular Formula: C21H32O2
Molecular Weight: 316.48
Percent Composition: C 79.70%, H 10.19%, O 10.11%
Literature References: Synthetic androgen epimeric with bolasterone, q.v. Has been used in treatment of breast cancer. Prepn: Campbell, Babcock, US 3029263; US 3341557 (1962, 1967 both to Upjohn). Clinical studies: Gordan et al., J. Am. Med. Assoc. 219, 483 (1972).
Properties: Crystals from acetone, mp 127-129°. [a]D +57° (CHCl3). uv max (alcohol): 243 nm.
Melting point: mp 127-129°
Optical Rotation: [a]D +57° (CHCl3)
Absorption maximum: uv max (alcohol): 243 nm
NOTE: This is a controlled substance (anabolic steroid): 21 CFR, 1308.13, as defined in 1300.01.