1007923-16-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1007923-16-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,7,9,2 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1007923-16:
(9*1)+(8*0)+(7*0)+(6*7)+(5*9)+(4*2)+(3*3)+(2*1)+(1*6)=121
121 % 10 = 1
So 1007923-16-1 is a valid CAS Registry Number.