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4-Chloro-benzenesulfonatetetrabutyl-ammonium; is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

61657-40-7

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61657-40-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 61657-40-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,6,5 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 61657-40:
(7*6)+(6*1)+(5*6)+(4*5)+(3*7)+(2*4)+(1*0)=127
127 % 10 = 7
So 61657-40-7 is a valid CAS Registry Number.

61657-40-7Relevant academic research and scientific papers

CORRELATION OF THE RATES OF REACTION OF ARENESULFONATE IONS WITH THE TRIMETHYLOXONIUM ION IN ACETONITRILE

Kevill, Dennis N.,Lin, Gloria Meichia L.,Wang, An

, p. 715 - 717 (2007/10/02)

The kinetics of the reactions between trimethyloxonium hexafluorophosphate and a series of tetra-n-butylammonium arenesulfonates have been studied in acetonitrile at -23.4 deg C.With the oxonium salt concentration at about 0.01 M, two series of runs were carried out; Hammett plots of the second-order rate coefficients led to ρ values of -1.18 +/- 0.04 for 0.04 M arenesulfonate salt and -1.07 +/- 0.02 for 0.16 M arenesulfonate salt.Solvolysis kinetics for the trimethyloxonium ion in acetonitrile are also reported.

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