CAS 70226-84-5

Cyclic 17-(1,2-Ethanediyl Acetal) 3-(Acetyloxy)-androsta-3,5-dien-17-one-d9

Controlled Product

CAS: 70226-84-5

Applications Cyclic 17-(1,2-Ethanediyl Acetal) 3-(Acetyloxy)-androsta-3,5-dien-17-one-d9 is an intermediate in the synthesis of Dehydroepiandrosterone-d5 which is the labeled analogue of Dehydro Epiandrosterone (D229585). Dehydro Epiandrosterone is a major secretory steroidal product of the adrenal gland; secretion progresively declines with aging. May have estrogen-or androgen-like effects depending on the hormonal milieu. Intracellularly converted to androstenedione. It is used in treatment of menopausal syndrome.
References Yahara, M., et al.: J. Toxicol. Sci., 2, 161 (1977), Morales, A.J., et al.: J. Clin. Endocrinol. Metab., 78, 1360 (1994), Ebeling, P., et al.: Lancet, 343, 1479 (1994),

Formula: C₂₁H₁₉D₉O₃

Color and Shape: Neat

Molecular weight: 337.5

Ref: TR-C990012

Abiraterone Impurity 11

CAS: 70226-84-5

Formula: C₂₃H₃₂O₄

Molecular weight: 372.51

Ref: ST-EA-CP-A67060