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4-methyl-estra-1,3,5(10)-trien-17β-ol, also known as 4-methylestradiol or 4-Methyl-17β-estradiol, is a synthetic derivative of the naturally occurring hormone estradiol, which is a primary female sex hormone. This chemical is characterized by the presence of a methyl group at the 4-position of the steroid nucleus. It is used in scientific research to study the effects of estrogen on various biological processes, including cell proliferation, differentiation, and gene expression. Due to its structural similarity to estradiol, 4-methyl-estradiol can bind to and activate estrogen receptors, which play a crucial role in the regulation of the female reproductive system and other physiological functions. The compound is also of interest in the development of potential therapeutic agents for conditions related to hormonal imbalances.

894-81-5

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894-81-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 894-81-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,9 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 894-81:
(5*8)+(4*9)+(3*4)+(2*8)+(1*1)=105
105 % 10 = 5
So 894-81-5 is a valid CAS Registry Number.

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