1607834-32-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1607834-32-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,7,8,3 and 4 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1607834-32:
(9*1)+(8*6)+(7*0)+(6*7)+(5*8)+(4*3)+(3*4)+(2*3)+(1*2)=171
171 % 10 = 1
So 1607834-32-1 is a valid CAS Registry Number.