11,19-Oxidopregn-5-ene-3,20-dione is a steroidal compound characterized by the presence of a 5-ene-3,20-dione structure. It belongs to the class of pregnanes, which are a group of steroid compounds derived from cholesterol. This specific compound features a double bond at the 5th carbon and a ketone group at both the 3rd and 20th carbons. It is known for its potential biological activities and is often studied for its effects on various physiological processes. The compound's structure and properties make it a subject of interest in the fields of chemistry, pharmacology, and endocrinology, where it may be explored for its potential therapeutic applications.
The CAS Registry Mumber 1905-53-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,9,0 and 5 respectively; the second part has 2 digits, 5 and 3 respectively. Calculate Digit Verification of CAS Registry Number 1905-53: (6*1)+(5*9)+(4*0)+(3*5)+(2*5)+(1*3)=79 79 % 10 = 9 So 1905-53-9 is a valid CAS Registry Number.