142713-74-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142713-74-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,7,1 and 3 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 142713-74:
(8*1)+(7*4)+(6*2)+(5*7)+(4*1)+(3*3)+(2*7)+(1*4)=114
114 % 10 = 4
So 142713-74-4 is a valid CAS Registry Number.
InChI:InChI=1/C7H16N4O2/c1-4-8-7(12)11(9-13)6-5-10(2)3/h4-6H2,1-3H3,(H,8,12)