20245-33-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20245-33-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,2,4 and 5 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 20245-33:
(7*2)+(6*0)+(5*2)+(4*4)+(3*5)+(2*3)+(1*3)=64
64 % 10 = 4
So 20245-33-4 is a valid CAS Registry Number.
InChI:InChI=1/C11H16N4O5/c1-14-4-15(9-6(14)10(19)13-3-12-9)11-8(18)7(17)5(2-16)20-11/h3,5,7-8,11,16-18H,2,4H2,1H3,(H,12,13,19)/t5-,7-,8-,11-/m1/s1