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1570134-92-7

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1570134-92-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1570134-92-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,7,0,1,3 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1570134-92:
(9*1)+(8*5)+(7*7)+(6*0)+(5*1)+(4*3)+(3*4)+(2*9)+(1*2)=147
147 % 10 = 7
So 1570134-92-7 is a valid CAS Registry Number.

1570134-92-7Relevant articles and documents

Cu-Catalyzed C-H Alkenylation of Benzoic Acid and Acrylic Acid Derivatives with Vinyl Boronates

Li, Jian-Jun,Wang, Cheng-Gang,Yu, Jin-Feng,Wang, Peng,Wang, Peng,Yu, Jin-Quan

supporting information, p. 4692 - 4696 (2020/06/25)

An efficient Cu-catalyzed C-H alkenylation with acyclic and cyclic vinyl boronates was realized for the first time under mild conditions. The scope of the vinyl borons and the compatibility with functional groups including heterocycles are superior than Pd-catalyzed C-H coupling with vinyl borons, providing a reliable access to multisubstituted alkenes and dienes. Subsequent hydrogenation of the product from the internal vinyl borons will lead to installation of secondary alkyls.

Cu(II)-catalyzed coupling of aromatic C-H bonds with malonates

Wang, Hong-Li,Shang, Ming,Sun, Shang-Zheng,Zhou, Zeng-Le,Laforteza, Brian N.,Dai, Hui-Xiong,Yu, Jin-Quan

supporting information, p. 1228 - 1231 (2015/03/14)

A new Cu(II)-catalyzed oxidative coupling of arenes with malonates has been developed using an amide-oxazoline directing group. The reaction proceeds via C(sp2)-H activation and malonate coupling, followed by intramolecular oxidative N-C bond formation. A variety of arenes bearing different substituents are shown to be compatible with this reaction.

Cu(II)-mediated ortho C-H alkynylation of (hetero)arenes with terminal alkynes

Shang, Ming,Wang, Hong-Li,Sun, Shang-Zheng,Dai, Hui-Xiong,Yu, Jin-Quan

supporting information, p. 11590 - 11593 (2014/10/15)

Cu(II)-promoted ortho alkynylation of arenes and heteroarenes with terminal alkynes has been developed to prepare aryl alkynes. A variety of arenes and terminal alkynes bearing different substituents are compatible with this reaction, thus providing an alternative disconnection to Sonogashira coupling.

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