70912-45-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70912-45-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,9,1 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 70912-45:
(7*7)+(6*0)+(5*9)+(4*1)+(3*2)+(2*4)+(1*5)=117
117 % 10 = 7
So 70912-45-7 is a valid CAS Registry Number.