142439-89-2 Usage
Uses
N, N-diethyl-p-phenylenediamine (DPD) oxalate salt is suitable as an analytical reagent (indicator) to determine the various oxidants on treating water.
Check Digit Verification of cas no
The CAS Registry Mumber 142439-89-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,4,3 and 9 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 142439-89:
(8*1)+(7*4)+(6*2)+(5*4)+(4*3)+(3*9)+(2*8)+(1*9)=132
132 % 10 = 2
So 142439-89-2 is a valid CAS Registry Number.
InChI:InChI=1/C10H16N2.C2H2O4/c1-3-12(4-2)10-7-5-9(11)6-8-10;3-1(4)2(5)6/h5-8H,3-4,11H2,1-2H3;(H,3,4)(H,5,6)