158355-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158355-44-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,3,5 and 5 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 158355-44:
(8*1)+(7*5)+(6*8)+(5*3)+(4*5)+(3*5)+(2*4)+(1*4)=153
153 % 10 = 3
So 158355-44-3 is a valid CAS Registry Number.