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1-(4-chloro-3-nitrophenyl)-3-methyl-1,2,4-triazolin-5-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

133840-73-0

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133840-73-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133840-73-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,8,4 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 133840-73:
(8*1)+(7*3)+(6*3)+(5*8)+(4*4)+(3*0)+(2*7)+(1*3)=120
120 % 10 = 0
So 133840-73-0 is a valid CAS Registry Number.

133840-73-0Downstream Products

133840-73-0Relevant academic research and scientific papers

A Convenient Synthesis of 1-Aryl-3-methyl-1,2,4-triazolin-5-ones From the Reaction Between Acetone Arylhydrazones and Acetyl Isocyanate

Ray, Partha S.,Hank, Richard F.

, p. 2017 - 2020 (2007/10/02)

The reaction of acetone arylhydrazones with acetyl isocyanate gave the corresponding 4-acetyl-1-aryl-3,3-dimethyl-1,2,4-triazolidin-5-ones which eliminated acetone upon hydrolysis to give 1-aryl-3-methyl-1,2,4-triazolin-5-ones.The above transformation can be achieved in one pot by a simple solvent swap.

Production of triazolinones

-

, (2008/06/13)

Process for the production of an aryl triazolinone of the formula: STR1 in which R is halogen, alkyl, haloalkyl, cyanoalkyl, arylalkyl, alkoxyalkyl, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylthioalkyl, alkylsulfinylalkyl, alkylsulfonylalkyl or phenyl,

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