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1202801-33-9

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1202801-33-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1202801-33-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,2,8,0 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1202801-33:
(9*1)+(8*2)+(7*0)+(6*2)+(5*8)+(4*0)+(3*1)+(2*3)+(1*3)=89
89 % 10 = 9
So 1202801-33-9 is a valid CAS Registry Number.

1202801-33-9Downstream Products

1202801-33-9Relevant academic research and scientific papers

Combination of rearrangement with metallic and organic catalyses - A step- and atom-economical approach to α-spiroactones and -lactams

Boddaert, Thomas,Coquerel, Yoann,Rodriguez, Jean

experimental part, p. 5061 - 5070 (2011/10/09)

A general synthetic route to α-spirolactones and -lactams from 2-diazo-1,3-dicarbonyl compounds, (homo)allylic alcohols or amines and acrylic derivatives, involving a single consecutive reaction consisting of a Wolff rearrangement/α-oxo ketene trapping/cr

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