81965-31-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81965-31-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,6 and 5 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81965-31:
(7*8)+(6*1)+(5*9)+(4*6)+(3*5)+(2*3)+(1*1)=153
153 % 10 = 3
So 81965-31-3 is a valid CAS Registry Number.
InChI:InChI=1/C7H12ClN5O4/c8-1-2-13(12-17)7(16)11-4(6(10)15)3-5(9)14/h4H,1-3H2,(H2,9,14)(H2,10,15)(H,11,16)/t4-/m0/s1