104493-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104493-13-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,4,9 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 104493-13:
(8*1)+(7*0)+(6*4)+(5*4)+(4*9)+(3*3)+(2*1)+(1*3)=102
102 % 10 = 2
So 104493-13-2 is a valid CAS Registry Number.
InChI:InChI=1/C12H16N4O4/c17-3-6-1-7(11(20)10(6)19)16-5-15-9-8(18)2-13-4-14-12(9)16/h1,4-5,7-8,10-11,17-20H,2-3H2,(H,13,14)/t7-,8?,10-,11+/m1/s1