21080-53-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21080-53-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,0,8 and 0 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 21080-53:
(7*2)+(6*1)+(5*0)+(4*8)+(3*0)+(2*5)+(1*3)=65
65 % 10 = 5
So 21080-53-5 is a valid CAS Registry Number.
InChI:InChI=1/C11H16N4O10P2/c12-9-5-1-2-15(10(5)14-4-13-9)11-8(17)7(16)6(24-11)3-23-27(21,22)25-26(18,19)20/h1-2,4,6-8,11,16-17H,3H2,(H,21,22)(H2,12,13,14)(H2,18,19,20)/t6-,7-,8-,11-/m1/s1