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(+/-)-2-(4-methoxybenzyl)chroman is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

199190-72-2

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199190-72-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 199190-72-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,1,9 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 199190-72:
(8*1)+(7*9)+(6*9)+(5*1)+(4*9)+(3*0)+(2*7)+(1*2)=182
182 % 10 = 2
So 199190-72-2 is a valid CAS Registry Number.

199190-72-2Downstream Products

199190-72-2Relevant academic research and scientific papers

Synthesis of chromans via Pd-catalyzed alkene carboetherification reactions

Ward, Amanda F.,Xu, Yan,Wolfe, John P.

supporting information; experimental part, p. 609 - 611 (2012/01/14)

A new method for the construction of 2-substituted and 2,2-disubstituted chromans via Pd-catalyzed carboetherification reactions between aryl/alkenyl halides and 2-(but-3-en-1-yl)phenols is described. These reactions effect formation of a C-O bond and a C-C bond to afford the chroman products in good yield, and also provide stereoselective access to tricyclic chroman derivatives.

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