70715-72-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70715-72-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,7,1 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 70715-72:
(7*7)+(6*0)+(5*7)+(4*1)+(3*5)+(2*7)+(1*2)=119
119 % 10 = 9
So 70715-72-9 is a valid CAS Registry Number.