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ethyl (2R*,3R*)-3-acetoxy-2-<(benzyloxycarbonyl)amino>nonanoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

140241-50-5

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140241-50-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140241-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,2,4 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 140241-50:
(8*1)+(7*4)+(6*0)+(5*2)+(4*4)+(3*1)+(2*5)+(1*0)=75
75 % 10 = 5
So 140241-50-5 is a valid CAS Registry Number.

140241-50-5Downstream Products

140241-50-5Relevant academic research and scientific papers

Synthesis of functionalized amino acids by ring-opening reactions of aliphatically substituted aziridine-2-carboxylic esters

Legters, Johan,Willems, G. H.,Thijs, Lambertus,Zwanenburg, Binne

, p. 59 - 68 (2007/10/02)

Nucleophilic ring-opening reactions of 3-alkylaziridine-2-carboxylic esters are described.Without ring activation at nitrogen, ring opening could only be accomplished with etheral hydrogen chloride.Introduction of electron-withdrawing activating groups at

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