270258-67-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 270258-67-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,0,2,5 and 8 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 270258-67:
(8*2)+(7*7)+(6*0)+(5*2)+(4*5)+(3*8)+(2*6)+(1*7)=138
138 % 10 = 8
So 270258-67-8 is a valid CAS Registry Number.