37281-09-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 37281-09-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,7,2,8 and 1 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 37281-09:
(7*3)+(6*7)+(5*2)+(4*8)+(3*1)+(2*0)+(1*9)=117
117 % 10 = 7
So 37281-09-7 is a valid CAS Registry Number.