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methyl 2-(2-ethynyl-4,5-dimethoxyphenyl)acetate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

637348-15-3

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637348-15-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 637348-15-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,7,3,4 and 8 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 637348-15:
(8*6)+(7*3)+(6*7)+(5*3)+(4*4)+(3*8)+(2*1)+(1*5)=173
173 % 10 = 3
So 637348-15-3 is a valid CAS Registry Number.

637348-15-3Relevant academic research and scientific papers

Regio- and Stereoselective Electrophilic Cyclization Approach for the Protecting-Group-Free Synthesis of Alkaloids Lennoxamine, Chilenine, Fumaridine, 8-Oxypseudoplamatine, and 2- O-(Methyloxy)fagaronine

Yao, Tuanli,Guo, Zhen,Liang, Xiujuan,Qi, Lihan

, p. 13370 - 13380 (2018/10/24)

A unified strategy for protecting-group-free synthesis of alkaloids lennoxamine, chilenine, fumaridine, 8-oxypseudoplamatine, and 2-O-(methyloxy)fagaronine is reported. The core isoindolin-1-one and isoquinolin-1-one structures were built by a silver-cata

Gold-facilitated '6-exo-dig' intramolecular cyclization of 2-[(2-nitrophenyl)ethynyl]phenylacetic acids: General access to 5H-benzo[b]carbazole-6,11-diones

Salas, Cristian O.,Reboredo, Francisco J.,Estevez, Juan C.,Tapia, Ricardo A.,Estevez, Ramon J.

scheme or table, p. 3107 - 3110 (2010/03/02)

The preliminary results of a regiospecific synthesis of (Z)-1 -(2-nitrobenzylidene)isochroman-3-ones by gold(I)-catalyzed cycloisomerization of phenylethynylacetic acids under mild conditions is described. These novel lactones proved to be suitable starti

Copper(I) mediated intramolecular cyclization of 2-(2-amino-phenylethynyl)benzoic and [2-(2-aminophenylethynyl)phenyl]acetic acid esters: A new synthetic step towards isoindolo[2,1-a]indoles and 5H-indolo[2,1-a]isoquinolines

Reboredo, Francisco J.,Treus, Mónica,Estévez, Juan C.,Castedo, Luis,Estévez, Ramón J.

, p. 1603 - 1606 (2007/10/03)

We describe herein parallel synthetic routes to isoindolo[2,1-a]indoles and 5H-indolo[2,1-a]isoquinolines from 2-(2-aminophenylethynyl)benzoic acid esters and [2-(2-aminophenylethynyl)phenyl]acetic acid esters, respectively.

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