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412335-94-5

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412335-94-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 412335-94-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,2,3,3 and 5 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 412335-94:
(8*4)+(7*1)+(6*2)+(5*3)+(4*3)+(3*5)+(2*9)+(1*4)=115
115 % 10 = 5
So 412335-94-5 is a valid CAS Registry Number.

412335-94-5Relevant articles and documents

Br?nsted acid-catalyzed Friedel-Crafts-type alkylation of arenes with α-aryl diazoacetates

Chen, Wenming,Chen, Guifang,Wang, Biao,Wang, Wei,Huang, Wei,Tian, Xu

supporting information, (2021/01/25)

An efficient Br?nsted acid-catalyzed Friedel-Crafts-type alkylation of arenes with α-aryl diazoacetates has been developed. This protocol enables effective access to various highly functionalized diarylmethane derivatives in moderate to high yields. Moreo

Copper-Catalyzed Modular Amino Oxygenation of Alkenes: Access to Diverse 1,2-Amino Oxygen-Containing Skeletons

Hemric, Brett N.,Chen, Andy W.,Wang, Qiu

, p. 1468 - 1488 (2019/01/25)

Copper-catalyzed alkene amino oxygenation reactions using O-acylhydroxylamines have been achieved for a rapid and modular access to diverse 1,2-amino oxygen-containing molecules. This transformation is applicable to the use of alcohols, carbonyls, oximes, and thio-carboxylic acids as nucleophiles on both terminal and internal alkenes. Mild reaction conditions tolerate a wide range of functional groups, including ether, ester, amide, carbamate, and halide. The reaction protocol allows for starting with free amines as the precursor of O-benzoylhydroxylamines to eliminate their isolation and purification, contributing to broader synthetic utilities. Mechanistic investigations reveal the amino oxygenation reactions may involve distinct pathways, depending on different oxygen nucleophiles.

Intramolecular Hydroalkoxylation of Unactivated Alkenes Using Silane-Iodine Catalytic System

Fujita, Shoji,Abe, Masanori,Shibuya, Masatoshi,Yamamoto, Yoshihiko

, p. 3822 - 3825 (2015/08/18)

A novel catalytic system using I2 and PhSiH3 for the intramolecular hydroalkoxylation of unactivated alkenes is described. NMR study indicated that in situ generated PhSiH2I is a possible active catalytic species. This catalytic system allows an efficient intramolecular hydroalkoxylation of phenyl-, trialkyl-, and 1,1-dialkyl-substituted alkenes as well as a variety of unactivated monoalkyl- and 1,2-dialkyl-substituted alkenes at room temperature. Mechanistic consideration based on significant experimental observations is also discussed.

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