27653-15-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27653-15-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,5 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 27653-15:
(7*2)+(6*7)+(5*6)+(4*5)+(3*3)+(2*1)+(1*5)=122
122 % 10 = 2
So 27653-15-2 is a valid CAS Registry Number.