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(S)-1-(2,3-difluro-6-nitrophenoxy)propan-2-yl methanesulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

129798-16-9

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129798-16-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129798-16-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,7,9 and 8 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 129798-16:
(8*1)+(7*2)+(6*9)+(5*7)+(4*9)+(3*8)+(2*1)+(1*6)=179
179 % 10 = 9
So 129798-16-9 is a valid CAS Registry Number.

129798-16-9Relevant academic research and scientific papers

Inversion of secondary chiral alcohols in toluene with the tunable complex of R3N{single bond}R′COOH

Shi, Xiao-Xin,Shen, Chun-Li,Yao, Jian-Zhong,Nie, Liang-Deng,Quan, Na

experimental part, p. 277 - 284 (2010/05/18)

The SN2 reaction of enantiomerically pure sulfonates with the tunable complex of R3N-R′COOH in toluene has been extensively studied. It was revealed that the molar ratio of the tertiary amines and carboxylic acids in the complex of R3NR′COOH is crucial for the SN2 reaction, and should be tuned for each sulfonate to give the best yield. Fifteen sulfonates 1 and 3-13 (Scheme 2) were prepared and transformed into 22 corresponding inverted esters 2 and 14-24 (Scheme 2) in good to high yields.

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