1260834-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1260834-16-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,0,8,3 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1260834-16:
(9*1)+(8*2)+(7*6)+(6*0)+(5*8)+(4*3)+(3*4)+(2*1)+(1*6)=139
139 % 10 = 9
So 1260834-16-9 is a valid CAS Registry Number.