73507-17-2 Usage
Flammability and Explosibility
Notclassified
Check Digit Verification of cas no
The CAS Registry Mumber 73507-17-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,5,0 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 73507-17:
(7*7)+(6*3)+(5*5)+(4*0)+(3*7)+(2*1)+(1*7)=122
122 % 10 = 2
So 73507-17-2 is a valid CAS Registry Number.