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346720-43-2

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346720-43-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 346720-43-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,6,7,2 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 346720-43:
(8*3)+(7*4)+(6*6)+(5*7)+(4*2)+(3*0)+(2*4)+(1*3)=142
142 % 10 = 2
So 346720-43-2 is a valid CAS Registry Number.

346720-43-2Downstream Products

346720-43-2Relevant articles and documents

An efficient transformation of methyl ethers and nitriles to amides catalyzed by Iron(III) perchlorate hydrate

Yin, Guibo,Yan, Bin,Chen, Junqing,Ji, Min

, p. 1355 - 1363 (2019/04/30)

An efficient and inexpensive synthesis of N-substituted amides from the reaction of nitriles with methyl ethers catalyzed by Fe(ClO4)3·H2O is described. Fe(ClO4)3·H2O is an economically efficient catalyst for the Ritter Reaction under solvent-free conditions. A range of methyl ethers (benzyl, sec-alkyl and tert-butyl ethers) were reacted with nitriles to provide the corresponding amides in high–excellent yields.

FeCl2·4H2O catalyzed ritter reaction with nitriles and halohydrocarbons

Feng, Cheng-Liang,Yin, Gui-Bo,Yan, Bin,Chen, Jun-Qing,Ji, Min

, p. 345 - 353 (2019/02/12)

An efficient and inexpensive synthesis of N-substituted amides from the Ritter reaction of nitriles with various halohydrocarbons catalyzed by FeCl2·4H2O is described. FeCl2·4H2O economically efficiently catalyzed the Ritter reaction under solvent-free conditions. A range of halohydrocarbons (benzyl, tert-butyl and sec-alkyl halohydrocarbons) were coupled with nitriles to provide the corresponding amides in high to excellent yields.

Convenient synthesis of amides by Zn(ClO4)2·6H2O catalysed Ritter reaction with nitriles and halohydrocarbons

Feng, Chengliang,Yin, Guibo,Yan, Bin,Chen, Junqing,Ji, Min

supporting information, p. 383 - 386 (2018/08/21)

A convenient and high yielding procedure for the synthesis of amides by the Ritter reaction of nitriles and halohydrocarbons in the presence of Zn(ClO4)2·6H2O as a highly stable, effective and available catalyst is described.

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