27975-77-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27975-77-5 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, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 27975-77:
(7*2)+(6*7)+(5*9)+(4*7)+(3*5)+(2*7)+(1*7)=165
165 % 10 = 5
So 27975-77-5 is a valid CAS Registry Number.