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1174895-53-4

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1174895-53-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1174895-53-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,4,8,9 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1174895-53:
(9*1)+(8*1)+(7*7)+(6*4)+(5*8)+(4*9)+(3*5)+(2*5)+(1*3)=194
194 % 10 = 4
So 1174895-53-4 is a valid CAS Registry Number.

1174895-53-4Downstream Products

1174895-53-4Relevant articles and documents

Ruthenium(II)-catalyzed ortho-C-H arylation of diverse N-heterocycles with aryl silanes by exploiting solvent-controlled N-coordination

Nareddy, Pradeep,Jordan, Frank,Szostak, Michal

, p. 4783 - 4788 (2017)

We report the first method for the direct, regioselective Ru(ii)-catalyzed oxidative arylation of C-H bonds in diverse N-heterocycles with aryl silanes by exploiting solvent-controlled N-coordination. The reaction takes advantage of the attractive feature

Directing Group-Promoted Inert C?O Bond Activation Using Versatile Boronic Acid as a Coupling Agent

Ambre, Ram,Wang, Ting-Hsuan,Xian, Anmei,Chen, Yu-Shiuan,Liang, Yu-Fu,Jurca, Titel,Zhao, Lili,Ong, Tiow-Gan

, p. 17021 - 17026 (2020/11/30)

A simple Ni(cod)2 and carbene mediated strategy facilitates the efficient catalytic cross-coupling of methoxyarenes with a variety of organoboron reagents. Directing groups facilitate the activation of inert C?O bonds in under-utilized aryl methyl ethers enabling their adaptation for C?C cross-coupling reactions as less toxic surrogates to the ubiquitous haloarenes. The method reported enables C?C cross-coupling with readily available and economical arylboronic acid reagents, which is unprecedented, and compares well with other organoboron reagents with similarly high reactivity. Extension to directing group assisted chemo-selective C?O bond cleavage, and further application towards the synthesis of novel bifunctionalized biaryls is reported. Key to the success of this protocol is the use of directing groups proximal to the reaction center to facilitate the activation of the inert C?OMe bond.

Palladium-Catalyzed C-H Bond Functionalization Reactions Using Phosphate/Sulfonate Hypervalent Iodine Reagents

He, Yimiao,Huang, Lilan,Xie, Limei,Liu, Peng,Wei, Qiongmei,Mao, Fangfang,Zhang, Xuehong,Huang, Jun,Chen, Sijing,Huang, Chusheng

, p. 10088 - 10101 (2019/08/22)

A new and operationally simple approach for palladium-catalyzed C-H functionalization reactions utilizing an organophosphorus/sulfonate hypervalent iodine reagent as both an oxidant and the source of a functional group has been developed. Through this method, the oxidative phosphorylation-, sulfonation-, and hydroxylation of unactivated benzyl C(sp3)-H bonds, along with the hydroxylation and arylation of aryl C(sp2)-H bonds, are successfully realized under mild conditions and with excellent site-selectivity. The versatile C-OSO2R bond provides a platform for a wide array of subsequent diversification reactions.

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