770748-50-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 770748-50-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,0,7,4 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 770748-50:
(8*7)+(7*7)+(6*0)+(5*7)+(4*4)+(3*8)+(2*5)+(1*0)=190
190 % 10 = 0
So 770748-50-0 is a valid CAS Registry Number.