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Phosphinic acid, [hydroxy(3-nitrophenyl)methyl]phenyl-, (1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

659749-66-3

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659749-66-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 659749-66-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,9,7,4 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 659749-66:
(8*6)+(7*5)+(6*9)+(5*7)+(4*4)+(3*9)+(2*6)+(1*6)=233
233 % 10 = 3
So 659749-66-3 is a valid CAS Registry Number.

659749-66-3Downstream Products

659749-66-3Relevant academic research and scientific papers

Convenient synthesis of optically active α-hydroxyphosphinic acids

Cai, Juexiao,Zhou, Zhenghong,Zhao, Guofeng,Tang, Chuchi

, p. 312 - 315 (2003)

The reaction of O-menthyl phenylphosphonite 1 with aromatic aldehydes in the presence of Me3SiCl provided the O-menthyl α-hydroxy-phosphinates 2. Acidic hydrolysis of 2 gave the corresponding α-hydroxyphosphinic acids 3. The (+)-enantiomer of 3

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