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t-butyl-p-xylene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42861-84-7

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42861-84-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42861-84-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,6 and 1 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 42861-84:
(7*4)+(6*2)+(5*8)+(4*6)+(3*1)+(2*8)+(1*4)=127
127 % 10 = 7
So 42861-84-7 is a valid CAS Registry Number.

42861-84-7Downstream Products

42861-84-7Relevant academic research and scientific papers

Selective Alkylation of p-Xylene with 2-Methylpropene by 12-Tungstophosphoric Acid

Soeda, Hironobu,Okuhara, Toshio,Misono, Makoto

, p. 909 - 912 (2007/10/02)

Solid H3PW12O40 catalyzed the alkylation of p-xylene with 2-methylpropene to t-butyl-p-xylene with 75percent-selectivity, while the selectivity with H2SO4 was only 7percent.The selectivity of heteropolyacids tended to increase with the acid strength.

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