1381886-41-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1381886-41-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,1,8,8 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1381886-41:
(9*1)+(8*3)+(7*8)+(6*1)+(5*8)+(4*8)+(3*6)+(2*4)+(1*1)=194
194 % 10 = 4
So 1381886-41-4 is a valid CAS Registry Number.