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C20H16BrNO4 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1020109-16-3

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1020109-16-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1020109-16-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,0,1,0 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1020109-16:
(9*1)+(8*0)+(7*2)+(6*0)+(5*1)+(4*0)+(3*9)+(2*1)+(1*6)=63
63 % 10 = 3
So 1020109-16-3 is a valid CAS Registry Number.

1020109-16-3Upstream product

1020109-16-3Downstream Products

1020109-16-3Relevant academic research and scientific papers

Stereoselective synthesis of 3-spiro-α-methylene-γ-butyrolactone oxindoles from Morita-Baylis-Hillman adducts of isatin

Shanmugam, Ponnusamy,Vaithiyanathan, Vadivel

, p. 3322 - 3330 (2008/09/19)

A concise stereoselective synthesis of 3-spiro-α-methylene-γ-butyrolactone oxindoles from Morita-Baylis-Hillman adducts of isatin in excellent yield has been achieved following a three-step reaction sequences viz. (1) Isomerisation of the Morita-Baylis-Hi

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