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1057669-39-2

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1057669-39-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1057669-39-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,7,6,6 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1057669-39:
(9*1)+(8*0)+(7*5)+(6*7)+(5*6)+(4*6)+(3*9)+(2*3)+(1*9)=182
182 % 10 = 2
So 1057669-39-2 is a valid CAS Registry Number.

1057669-39-2Downstream Products

1057669-39-2Relevant articles and documents

Copper-Catalyzed Aerobic Oxidative Regioselective Thiocyanation of Aromatics and Heteroaromatics

Jiang, Huanfeng,Yu, Wentao,Tang, Xiaodong,Li, Jianxiao,Wu, Wanqing

, p. 9312 - 9320 (2017/09/22)

A copper-catalyzed aerobic oxidative reaction between aromatics or heteroaromatics with KSCN is developed by using O2 as the oxidant. The combination of Cu(OTf)2, N,N,N′,N′-tetramethylethylenediamine (TMEDA) and BF3·Et2O provides an efficient catalytic system, affording substituted thiocyanation products and 2-aminobenzothiazoles in excellent yields. The reaction also possesses a good functional group tolerance for both strong electron-withdrawing and electron-donating groups.

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