129931-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129931-49-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,9,3 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 129931-49:
(8*1)+(7*2)+(6*9)+(5*9)+(4*3)+(3*1)+(2*4)+(1*9)=153
153 % 10 = 3
So 129931-49-3 is a valid CAS Registry Number.
129931-49-3Relevant articles and documents
Halogenated trifluoromethylbenzenes
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, (2008/06/13)
Novel halogenated trifluoromethylbenzenes have the structural formula STR1 wherein X is halogen, preferably Cl, F or Br, and R is a group selected from the group consisting of --COOH, --C(O)NH2 and --CN. These compounds are intermediates for pe