150739-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 150739-81-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,0,7,3 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 150739-81:
(8*1)+(7*5)+(6*0)+(5*7)+(4*3)+(3*9)+(2*8)+(1*1)=134
134 % 10 = 4
So 150739-81-4 is a valid CAS Registry Number.