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((R)-1-Dimethylcarbamoyl-2-phenyl-ethyl)-((2R,6R)-6-methyl-tetrahydro-pyran-2-yl)-carbamic acid benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

689248-39-3

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689248-39-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 689248-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,9,2,4 and 8 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 689248-39:
(8*6)+(7*8)+(6*9)+(5*2)+(4*4)+(3*8)+(2*3)+(1*9)=223
223 % 10 = 3
So 689248-39-3 is a valid CAS Registry Number.

689248-39-3Downstream Products

689248-39-3Relevant academic research and scientific papers

6-Methyl δ-lactol derived chiral glycine equivalents for the asymmetric synthesis of protected α-amino amides

Dixon, Darren J.,Horan, Richard A. J.,Monck, Nathaniel J. T.

, p. 913 - 916 (2007/10/03)

Two new δ-lactol derived chiral glycine equivalents have been prepared in one-pot processes in good yields from the known 6- methyltetrahydropyran-2-ol. Alkylation proceeds in moderate to good yields and moderate to good selectivities under experimentally simple conditions. The lactol chiral auxiliary is readily removed under mild acidic conditions to give N-Cbz protected alpha-amino amides in good yields.

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