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.

Estradiol Benzoate CAS NO 25918-98-3

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CAS No.:25918-98-3

Grade:Pharmacy Grade

Content:99.90%

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11-Pregnene-3,20-Dione CAS NO 26423-79-0

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CAS No.:26423-79-0

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Content:99.90%

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Estra-1,3,5(10)-Triene-3,17Beta-Diol 17-(Benzenepropionate) CAS NO 26443-03-8

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CAS No.:26443-03-8

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Content:99.90%

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Estra-1,3,5(10)-Triene-3,17Beta-Diol Mono(3-Oxohexanoate) CAS NO 26545-90-4

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CAS No.:26545-90-4

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Content:99.90%

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Allylestriol CAS NO 26583-08-4

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CAS No.:26583-08-4

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Content:99.90%

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Hexoestrol CAS NO 26614-21-1

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CAS No.:26614-21-1

Grade:Pharmacy Grade

Content:99.90%

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(17R)-3-(Hydroxyimino)-19-Norpregn-4-En-20-Yn-17-Ol 17-(1-Adamantanecarboxylate) CAS NO 26698-66-8

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CAS No.:26698-66-8

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Content:99.90%

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6-Α-Hydroxy Ethinylestradiol CAS NO 27521-34-2

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CAS No.:27521-34-2

Grade:Pharmacy Grade

Content:99.90%

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