27975-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27975-87-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,9,7 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 27975-87:
(7*2)+(6*7)+(5*9)+(4*7)+(3*5)+(2*8)+(1*7)=167
167 % 10 = 7
So 27975-87-7 is a valid CAS Registry Number.