Estrogens and Progestogens

Estrogens and Progestogens

Estrogens and progestogens are key steroid hormone APIs essential for regulating reproductive physiology, menstrual cycles, fertility, and secondary sexual characteristics. Estrogen APIs support hormone replacement therapy, menopausal symptom management, and contraceptive formulations, while progestogens regulate ovulation, maintain pregnancy, and counterbalance estrogenic effects. These hormones act through nuclear receptors to modulate gene expression, tissue differentiation, and endocrine feedback loops. Pharmaceutical formulations include oral tablets, transdermal patches, injectables, vaginal preparations, and sustained-release systems. Their therapeutic applications extend to endometriosis, abnormal uterine bleeding, polycystic ovary syndrome, and oncology. Due to their wide clinical importance, estrogens and progestogens form a major foundation of reproductive and endocrine therapeutics.

3-(Cyclopentyloxy)-19-Nor-17Alpha-Pregna-3,5-Dien-20-Yn-17-Yl Acetate CAS NO 3000-39-3

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CAS No.:3000-39-3

Grade:Pharmacy Grade

Content:99.90%

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Chlormadinol Acetate CAS NO 3114-44-1

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CAS No.:3114-44-1

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Content:99.90%

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Mepregenol Diacetate CAS NO 3116-07-2

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CAS No.:3116-07-2

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Content:99.90%

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Estradiol 3,17-Disulfate CAS NO 3233-70-3

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CAS No.:3233-70-3

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Content:99.90%

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2-Methyl Ethynyl Estradiol CAS NO 3240-39-9

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CAS No.:3240-39-9

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Content:99.90%

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Estra-1,3,5(10)-Triene-3,7,17-Triol CAS NO 3398-11-6

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CAS No.:3398-11-6

Grade:Pharmacy Grade

Content:99.90%

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Estradiol Diacetate CAS NO 3434-88-6

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CAS No.:3434-88-6

Grade:Pharmacy Grade

Content:99.90%

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1-Methylestra-1,3,5(10)-Triene-3,17Β-Diol CAS NO 3597-38-4

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CAS No.:3597-38-4

Grade:Pharmacy Grade

Content:99.90%

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