337307-65-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 337307-65-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,7,3,0 and 7 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 337307-65:
(8*3)+(7*3)+(6*7)+(5*3)+(4*0)+(3*7)+(2*6)+(1*5)=140
140 % 10 = 0
So 337307-65-0 is a valid CAS Registry Number.