1383178-38-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1383178-38-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,3,1,7 and 8 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1383178-38:
(9*1)+(8*3)+(7*8)+(6*3)+(5*1)+(4*7)+(3*8)+(2*3)+(1*8)=178
178 % 10 = 8
So 1383178-38-8 is a valid CAS Registry Number.