23918-27-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23918-27-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,9,1 and 8 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 23918-27:
(7*2)+(6*3)+(5*9)+(4*1)+(3*8)+(2*2)+(1*7)=116
116 % 10 = 6
So 23918-27-6 is a valid CAS Registry Number.