1383544-64-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1383544-64-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,3,5,4 and 4 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1383544-64:
(9*1)+(8*3)+(7*8)+(6*3)+(5*5)+(4*4)+(3*4)+(2*6)+(1*4)=176
176 % 10 = 6
So 1383544-64-6 is a valid CAS Registry Number.