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(2R,3S)-3-Hydroxy-3-phenyl-1-(toluene-4-sulfonyl)-pyrrolidine-2-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21767-07-7

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21767-07-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21767-07-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,6 and 7 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 21767-07:
(7*2)+(6*1)+(5*7)+(4*6)+(3*7)+(2*0)+(1*7)=107
107 % 10 = 7
So 21767-07-7 is a valid CAS Registry Number.

21767-07-7Downstream Products

21767-07-7Relevant academic research and scientific papers

Photochemistry of Aminoketones. VIII. Diastereoselective Synthesis of 3-Hydroxy-prolines

Haber, H.,Buchholz, H.,Sukale, R.,Henning, H.-G.

, p. 51 - 62 (2007/10/02)

Glycine esters react in two steps (aminoalkylation and N-acylation) to N-acyl-N-(β-benzoylethyl)-glycine esters 3.In less polar solvents these ketonic compounds are n,?*-excited by 300 nm irradiation.In ether 3* yield mixtures of aminocyclopropanoles 4, h

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