Introduction and use of Progesterone？

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progesterone (English: progesterone, also known as progesterone, progesterone, progesterone, progesterone, progesterone, progesterone, progesterone, progesterone or progesterone, abbreviated P4, also known as (progestere-4-ene-3, 20-dione), is an endogenous steroid and progesterone sex hormone, and is also the main progesterone in the body, secreted by women's ovaries. Progesterone is a steroid hormone containing 21 carbon atoms Chemicalbook secreted by ovarian luteal cells. It is also the intermediate product of synthesizing all steroid hormones and belongs to one of the progesterone. There are two crystal types, α-type and β-type, which have the same physiological activity of Chemicalbook. α-type is precipitated from dilute ethanol and is white prismatic crystal of orthorhombic system, while β-type is white needle crystal of orthorhombic system. Both of them are insoluble in water, but soluble in ethanol, ether, chloroform, acetone, dioxane and concentrated sulfuric acid.

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