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1225463-77-3

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1225463-77-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1225463-77-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,5,4,6 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1225463-77:
(9*1)+(8*2)+(7*2)+(6*5)+(5*4)+(4*6)+(3*3)+(2*7)+(1*7)=143
143 % 10 = 3
So 1225463-77-3 is a valid CAS Registry Number.

1225463-77-3Downstream Products

1225463-77-3Relevant articles and documents

Copper-Catalyzed Electrophilic Amination of Benzoxazoles via Magnesation

Lee, Sangback,Lee, Yunmi

, p. 3045 - 3050 (2019/05/21)

One-pot synthesis of 2-aminobenzoxazoles through copper-catalyzed electrophilic amination of benzoxazoles with O-benzoyl hydroxylamines is described. The direct magnesation of benzoxazoles with the readily available iPrMgCl generated benzoxazolylmagnesium reagents in situ and these reagents were treated with electrophilic amines in the presence of 10 mol-% Cu(OAc)2 and ZnCl2 under mild reaction conditions. A variety of 2-aminobenzoxazoles were obtained in good to excellent yields.

A new entry of amination reagents for heteroaromatic C-H bonds: Copper-catalyzed direct amination of azoles with chloroamines at room temperature

Kawano, Tsuyoshi,Hirano, Koji,Satoh, Tetsuya,Miura, Masahiro

supporting information; experimental part, p. 6900 - 6901 (2010/07/05)

Chloroamine serves as an efficient amination reagent to the heteroaromatic C-H bond of azole under copper catalysis even at room temperature. This catalysis enables a rapid and concise construction of aminoazoles of great interest in biological and medicinal chemistry.

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