(20S)-5α-Pregnanetetrol-(3β,11β,20,21) is a naturally occurring steroid compound belonging to the pregnane family, characterized by its unique structure with four hydroxyl groups at the 3β, 11β, 20, and 21 positions. This chemical is derived from the pregnane nucleus, which is a key component of various hormones and steroids in the human body. It plays a significant role in various physiological processes, including hormone regulation and metabolism. The specific stereochemistry of the compound, with the 20S configuration, influences its biological activity and interactions within the body.
The CAS Registry Mumber 6815-98-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,1 and 5 respectively; the second part has 2 digits, 9 and 8 respectively. Calculate Digit Verification of CAS Registry Number 6815-98: (6*6)+(5*8)+(4*1)+(3*5)+(2*9)+(1*8)=121 121 % 10 = 1 So 6815-98-1 is a valid CAS Registry Number.