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(20R)-20-Hydroxy-5α-pregnan-12-one is a steroidal compound belonging to the pregnane family, characterized by its unique molecular structure with a hydroxyl group at the 20th carbon position and a ketone group at the 12th carbon position. This chemical is a derivative of the naturally occurring hormone pregnenolone, which plays a crucial role in the synthesis of other steroid hormones such as cortisol, aldosterone, and sex hormones. The specific stereochemistry at the 20th carbon position (20R) indicates the orientation of the hydroxyl group, which is important for its biological activity. (20R)-20-Hydroxy-5α-pregnan-12-one has potential applications in medical research, particularly in the study of steroid metabolism and the development of therapeutic agents targeting hormonal imbalances.

7704-91-8

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7704-91-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 7704-91-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,7,0 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 7704-91:
(6*7)+(5*7)+(4*0)+(3*4)+(2*9)+(1*1)=108
108 % 10 = 8
So 7704-91-8 is a valid CAS Registry Number.

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