142421-00-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142421-00-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,2 and 1 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 142421-00:
(8*1)+(7*4)+(6*2)+(5*4)+(4*2)+(3*1)+(2*0)+(1*0)=79
79 % 10 = 9
So 142421-00-9 is a valid CAS Registry Number.
InChI:InChI=1/C7H14N2O5/c8-5(7(13)14)1-6(12)9-2-4(11)3-10/h4-5,10-11H,1-3,8H2,(H,9,12)(H,13,14)/t4?,5-/m0/s1