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(2S,3S,6S)-6-Ethoxy-2-methoxymethyl-1-(toluene-4-sulfonyl)-1,2,3,6-tetrahydro-pyridin-3-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189151-65-3

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189151-65-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189151-65-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,1,5 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 189151-65:
(8*1)+(7*8)+(6*9)+(5*1)+(4*5)+(3*1)+(2*6)+(1*5)=163
163 % 10 = 3
So 189151-65-3 is a valid CAS Registry Number.

189151-65-3Relevant academic research and scientific papers

A new approach to 1-deoxy-azasugars: Asymmetric synthesis of 1-deoxymannojirimycin and 1-deoxyaltronojirimycin

Xu, Yi-Ming,Zhou, Wei-Shan

, p. 741 - 746 (2007/10/03)

A concise and flexible method, based upon the kinetic resolution of racemic α-furfuryl amine derivatives, for the asymmetric synthesis of 1-deoxy-azasugars is described. (-)-1-Deoxymannojirimycin 1a has been synthesized in nine steps (5.8% overall yield) from the α-furfurylamine derivative 3 and its enantiomer (+)-1-deoxymannojirimycin 1b has been similarly synthesized in nine steps (3.7% overall yield) from (S)-3. (-)- and (+)-1-Deoxyaltronojirimycin, 16a and 16b, have also been synthesized in five steps (overall yields 21.5% and 25.4%, respectively) from the intermediates 9a and 9b, respectively.

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