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2H-Pyrrol-2-one, 1,5-dihydro-5-[(1S)-1-methylpropyl]-4-(phenylmethoxy)-, (5S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

823200-19-7

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823200-19-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 823200-19-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,2,3,2,0 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 823200-19:
(8*8)+(7*2)+(6*3)+(5*2)+(4*0)+(3*0)+(2*1)+(1*9)=117
117 % 10 = 7
So 823200-19-7 is a valid CAS Registry Number.

823200-19-7Relevant academic research and scientific papers

Synthesis and reactions of polymer-bound Ph3P=C=C=O: A quick route to tenuazonic acid and other optically pure 5-substituted tetramates

Schobert, Rainer,Jagusch, Carsten,Melanophy, Claire,Mullen, Gillian

, p. 3524 - 3529 (2004)

Polystyrene-bound cumulated ylide Ph3PCCO was prepared on a large scale in two steps. It reacts with Grignard compounds, amines and alcohols to give immobilized acyl, amide and ester ylides, respectively. Their Wittig reactions lead to alkenes

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