70645-07-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70645-07-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,6,4 and 5 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 70645-07:
(7*7)+(6*0)+(5*6)+(4*4)+(3*5)+(2*0)+(1*7)=117
117 % 10 = 7
So 70645-07-7 is a valid CAS Registry Number.