Title: Boldenone
CAS Registry Number: 846-48-0
CAS Name: (17b)-17-Hydroxyandrosta-1,4-dien-3-one
Additional Names: 1,4-androstadien-17b-ol-3-one; 3-oxo-17b-hydroxy-1,4-androstadiene; dehydrotestosterone
Molecular Formula: C19H26O2
Molecular Weight: 286.41
Percent Composition: C 79.68%, H 9.15%, O 11.17%
Literature References: Anabolic steroid. Prepn: Meystre et al., Helv. Chim. Acta 39, 734 (1956); Florey, US 2875196 (1949 to Olin Mathieson); Nobile, US 2837464 (1958 to Schering). Metabolism in humans and GC/MS determn in urine: W. Schänzer, M. Donike, Biol. Mass Spectrom. 21, 3 (1992). LC/MS determn in horse urine: F. Pu et al., J. Chromatogr. B 813, 241 (2004). Review of metabolism in animal species: H. F. De Brabander et al., Food Addit. Contam. 21, 515-525 (2004).
Properties: Crystals, mp 164-166°. [a]D25 +25° (in chloroform).
Melting point: mp 164-166°
Optical Rotation: [a]D25 +25° (in chloroform)
Derivative Type: Acetate
Molecular Formula: C21H28O3
Molecular Weight: 328.45
Percent Composition: C 76.79%, H 8.59%, O 14.61%
Properties: Crystals, mp 151-153°.
Melting point: mp 151-153°
Derivative Type: 10-Undecenoate
CAS Registry Number: 13103-34-9
Additional Names: Boldenone undecylenate
Manufacturers' Codes: Ba-29038
Trademarks: Equipoise (Fort Dodge); Parenabol
Molecular Formula: C30H44O3
Molecular Weight: 452.67
Percent Composition: C 79.60%, H 9.80%, O 10.60%
NOTE: This is a controlled substance (anabolic steroid): 21 CFR, 1308.13, as defined in 1300.01.
Therap-Cat-Vet: Anabolic.

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