CAS 2205-78-9

(17beta)-17-ethynylestra-3,5-diene-3,17-diyl diacetate

Description:

The chemical substance known as (17beta)-17-ethynylestra-3,5-diene-3,17-diyl diacetate, with the CAS number 2205-78-9, is a synthetic steroid compound primarily used in the field of medicinal chemistry and pharmacology. It is characterized by its structural features, which include a steroid backbone with ethynyl and acetate functional groups. This compound exhibits estrogenic activity, making it relevant in the development of hormonal therapies and contraceptives. Its molecular structure contributes to its ability to interact with estrogen receptors, influencing various biological processes. The presence of the ethynyl group enhances its oral bioavailability and metabolic stability compared to natural estrogens. Additionally, the diacetate moiety can affect its solubility and pharmacokinetics. As a synthetic derivative, it is often studied for its potential applications in hormone replacement therapy and in the treatment of conditions related to estrogen deficiency. Safety and efficacy profiles are critical in evaluating its use in clinical settings, necessitating thorough research and regulatory oversight.

Formula: C₂₄H₃₀O₄

InChI: InChI=1/C24H30O4/c1-5-24(28-16(3)26)13-11-22-21-8-6-17-14-18(27-15(2)25)7-9-19(17)20(21)10-12-23(22,24)4/h1,6,14,19-22H,7-13H2,2-4H3/t19-,20+,21+,22-,23-,24-/m0/s1

Norethindrone Impurity 35 (Norethindrone Enol Ester)

CAS: 2205-78-9

Formula: C₂₄H₃₀O₄

Color and Shape: White To Off-White Solid

Molecular weight: 382.50

Ref: 4Z-N-2934

(17α)-19-Norpregna-3,5-dien-20-yne-3,17-diol 3,17-Diacetate

Controlled Product

CAS: 2205-78-9

Applications Inhibits the development of uterus decidua. Estrogenic activity.
References Pollard, I. & Martin, L.; Steroids, 11, 897 (1968)

Formula: C₂₄H₃₀O₄

Color and Shape: White To Light Yellow

Molecular weight: 382.49

Ref: TR-N825020

Norethindrone Enol Ester

CAS: 2205-78-9

Formula: C₂₄H₃₀O₄

Molecular weight: 382.5

Ref: ST-EA-CP-N52030