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(4S,5R)-3-[(2S,3S)-2-Benzyloxymethyl-1-(bis-trimethylsilanyl-methyl)-4-oxo-azetidin-3-yl]-4,5-diphenyl-oxazolidin-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

198022-19-4

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198022-19-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 198022-19-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,0,2 and 2 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 198022-19:
(8*1)+(7*9)+(6*8)+(5*0)+(4*2)+(3*2)+(2*1)+(1*9)=144
144 % 10 = 4
So 198022-19-4 is a valid CAS Registry Number.

198022-19-4Downstream Products

198022-19-4Relevant academic research and scientific papers

A contribution to the asymmetric synthesis of 3-amine β-lactams: The diastereoselective [2+2] cycloaddition reaction of chiral aminoketene equivalents with enolizable aldehyde-derived/mines

Palomo, Claudio,Aizpurua, Jesus M.,Legido, Marta,Mielgo, Antonia,Galarza, Regina

, p. 1432 - 1441 (2007/10/03)

N-[Bis(trimethylsilyl)methyl]imines 9 show unique chemical properties when compared with conventional imines. Their reaction with optically pure aminoketenes derived from dehydrochlorination of 14 and 15 affords the corresponding 3-amino-4-alkyl-β-lactams

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