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ethyl (4R,5S)-5-(2-benzyloxyethyl)-2,2-dimethyl-1,3-dioxolane-4-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

501648-79-9

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501648-79-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 501648-79-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,1,6,4 and 8 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 501648-79:
(8*5)+(7*0)+(6*1)+(5*6)+(4*4)+(3*8)+(2*7)+(1*9)=139
139 % 10 = 9
So 501648-79-9 is a valid CAS Registry Number.

501648-79-9Relevant academic research and scientific papers

A selective HIV-protease assay based on a chromogenic amino acid

Badalassi, Fabrizio,Nguyen, Hong Khan,Crotti, Paolo,Reymond, Jean-Louis

, p. 3090 - 3098 (2002)

(2S,3S)-2-Amino-3-hydroxy-5-(4-nitrophenoxy)pentanoic acid (5) was prepared stereoselectively as the N-Fmoc, O-(tert-butyl)-protected derivative 5a in eleven steps from ethyl (E)-4-benzyloxypent-2-enoate (6). This protected amino acid was used for the sol

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