1224892-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1224892-52-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,4,8,9 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1224892-52:
(9*1)+(8*2)+(7*2)+(6*4)+(5*8)+(4*9)+(3*2)+(2*5)+(1*2)=157
157 % 10 = 7
So 1224892-52-7 is a valid CAS Registry Number.