1552279-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1552279-74-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,5,2,2,7 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1552279-74:
(9*1)+(8*5)+(7*5)+(6*2)+(5*2)+(4*7)+(3*9)+(2*7)+(1*4)=179
179 % 10 = 9
So 1552279-74-9 is a valid CAS Registry Number.