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Estr-4-en-3-one, also known as estrone, is a naturally occurring steroid hormone and a primary female sex hormone. It is a key component in the regulation of the menstrual cycle and plays a significant role in the development of female secondary sexual characteristics. Estrone is synthesized in the ovaries, adrenal glands, and fat cells, and it is also produced during the breakdown of estradiol. This hormone is essential for maintaining bone health, cardiovascular function, and cognitive abilities in women. In addition to its physiological functions, estrone has been used in hormone replacement therapy to alleviate symptoms of menopause and to treat certain conditions related to estrogen deficiency.

4811-77-2

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4811-77-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4811-77-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,8,1 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 4811-77:
(6*4)+(5*8)+(4*1)+(3*1)+(2*7)+(1*7)=92
92 % 10 = 2
So 4811-77-2 is a valid CAS Registry Number.

4811-77-2Relevant academic research and scientific papers

Steroid esters, process for their production and their pharmaceutical use

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, (2008/06/13)

Steroid esters of formula I are described, wherein m, n and x are as defined by the specification. The compounds are distinguished from the basic hydroxy compounds by considerably improved solubility as well by increased biological activity and selectivity. The compounds are suitable for the production of pharmaceutical agents.

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