1338323-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1338323-37-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,8,3,2 and 3 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1338323-37:
(9*1)+(8*3)+(7*3)+(6*8)+(5*3)+(4*2)+(3*3)+(2*3)+(1*7)=147
147 % 10 = 7
So 1338323-37-7 is a valid CAS Registry Number.