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186594-74-1

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186594-74-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 186594-74-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,5,9 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 186594-74:
(8*1)+(7*8)+(6*6)+(5*5)+(4*9)+(3*4)+(2*7)+(1*4)=191
191 % 10 = 1
So 186594-74-1 is a valid CAS Registry Number.

186594-74-1Relevant articles and documents

Synthesis and reactivity of tert-Butyl-(2-aryl-3-methyl-but-2-yl) peroxides

Suprun,Schulze

, p. 71 - 76 (1997)

tert-Butyl-(2-aryl-3-methyl-but-2-yl) peroxides (2a-d) were prepared from t-BuOOH and corresponding 2-aryl-methyl-butan-2-ols (1a-d) (Ar:p-MeO-C6H4 (a); Ph (b); p-Cl-C6H4 (c); m-CF3-C6H4 (d)) and characterized by NMR, MS and elemental analysis. Kinetic data for the thermolysis of 2a-d in cumene as the solvent were determined at 110-140°C and the products analyzed. The rate constants satisfy the Hammett equation with σ giving a ρ-value of -0.73. Oxidation of 2a-d at 80°C gives the corresponding acetophenones 4, epoxides 6 and hydroperoxides 8. The products of the oxidation of 2a-2d were analysed after reduction of the reaction mixtures with LiAlH4. Relative reactivities of the tertiary C-H bonds of peroxides 2 were determined by competitive oxidations. They amount to 0.115-0.275 (with respect to the tertiary C-H bond of cumene). Johann Ambrosius Barth 1997.

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