167693-38-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 167693-38-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,7,6,9 and 3 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 167693-38:
(8*1)+(7*6)+(6*7)+(5*6)+(4*9)+(3*3)+(2*3)+(1*8)=181
181 % 10 = 1
So 167693-38-1 is a valid CAS Registry Number.