745076-31-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 745076-31-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,5,0,7 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 745076-31:
(8*7)+(7*4)+(6*5)+(5*0)+(4*7)+(3*6)+(2*3)+(1*1)=167
167 % 10 = 7
So 745076-31-7 is a valid CAS Registry Number.