2124-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2124-54-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,1,2 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 2124-54:
(6*2)+(5*1)+(4*2)+(3*4)+(2*5)+(1*4)=51
51 % 10 = 1
So 2124-54-1 is a valid CAS Registry Number.
InChI:InChI=1/C10H12N4O7/c15-1-2-4(16)5(17)8(21-2)14-6-3(11-9(19)12-6)7(18)13-10(14)20/h2,4-5,8,15-17H,1H2,(H2,11,12,19)(H,13,18,20)/t2-,4-,5-,8-/m1/s1