936637-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 936637-19-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,6,6,3 and 7 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 936637-19:
(8*9)+(7*3)+(6*6)+(5*6)+(4*3)+(3*7)+(2*1)+(1*9)=203
203 % 10 = 3
So 936637-19-3 is a valid CAS Registry Number.