66948-15-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66948-15-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,9,4 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 66948-15:
(7*6)+(6*6)+(5*9)+(4*4)+(3*8)+(2*1)+(1*5)=170
170 % 10 = 0
So 66948-15-0 is a valid CAS Registry Number.