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Carbamic acid, [2-(diethoxyphosphinyl)ethyl]-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

51556-71-9

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51556-71-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51556-71-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,5,5 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 51556-71:
(7*5)+(6*1)+(5*5)+(4*5)+(3*6)+(2*7)+(1*1)=119
119 % 10 = 9
So 51556-71-9 is a valid CAS Registry Number.

51556-71-9Downstream Products

51556-71-9Relevant academic research and scientific papers

Reactions with Aziridines (Aziranes), 29. N-Acylated or N-Sulfonated Esters of 2-Aminoethylphosphonic Acid by Mean of Base Catalyzed Aminoethylation of Diesters of Phosphoric Acid with Activated Aziridines.

Stamm, Helmut,Gerster, Gerhard,Baumann, Thomas

, p. 2936 - 2957 (2007/10/02)

The sodium salts 2 of diesters of phosphoric acid 1 are amidoethylated at phosphorus with N-acylaziridines 3 or N-sulfonylaziridines 13 under proper reaction conditions at room temperature.In this manner a broad variation of N-acylated or N-sulfonated esters of 2-aminoethylphosphonic acids (5a-u, 15a-i) are obtained, mostly in good yields. 2-Methylated 2-aminoethylphosphonic esters are formed selectively in two cases by reaction of 2-methylated activated aziridines.

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