732921-44-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 732921-44-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,2,9,2 and 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 732921-44:
(8*7)+(7*3)+(6*2)+(5*9)+(4*2)+(3*1)+(2*4)+(1*4)=157
157 % 10 = 7
So 732921-44-7 is a valid CAS Registry Number.