234770-79-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 234770-79-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,4,7,7 and 0 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 234770-79:
(8*2)+(7*3)+(6*4)+(5*7)+(4*7)+(3*0)+(2*7)+(1*9)=147
147 % 10 = 7
So 234770-79-7 is a valid CAS Registry Number.