2142-29-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2142-29-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,1,4 and 2 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 2142-29:
(6*2)+(5*1)+(4*4)+(3*2)+(2*2)+(1*9)=52
52 % 10 = 2
So 2142-29-2 is a valid CAS Registry Number.
InChI:InChI=1/C8H2Cl8/c9-5-1-3(7(11,12)13)6(10)2-4(5)8(14,15)16/h1-2H
2142-29-2Relevant articles and documents
Process for preparing chlorinated compounds
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, (2008/06/13)
A process for the preparation of monochlorinated and dichlorinated bis-(perhalomethyl)-benzenes of the formula (I) by reacting bis-(perhalomethyl)-benzenes of the formula (II) with elementary chlorine in chlorosulfonic acid as the reaction medium, at a te