187727-46-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187727-46-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,7,2 and 7 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 187727-46:
(8*1)+(7*8)+(6*7)+(5*7)+(4*2)+(3*7)+(2*4)+(1*6)=184
184 % 10 = 4
So 187727-46-4 is a valid CAS Registry Number.