982-89-8 Usage
Uses
1-Dehydromegesterol Acetate (Megestrol Acetate EP Impurity E) is an impurity of Megestrol Acetate (M208050), is an orally active progestogen; formerly used in combinations as oral contraceptive (1). Used in hormone-replacement and anti-cancer therapies as well as birth control in animals (2).
Check Digit Verification of cas no
The CAS Registry Mumber 982-89-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,8 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 982-89:
(5*9)+(4*8)+(3*2)+(2*8)+(1*9)=108
108 % 10 = 8
So 982-89-8 is a valid CAS Registry Number.