1271330-69-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1271330-69-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,1,3,3 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1271330-69:
(9*1)+(8*2)+(7*7)+(6*1)+(5*3)+(4*3)+(3*0)+(2*6)+(1*9)=128
128 % 10 = 8
So 1271330-69-8 is a valid CAS Registry Number.