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(1R,3S,5S,6R,8S)-3,8-dimethyl-2,4,7,9-tetraoxabicyclo<4.4.2>dec-5-ylmethanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

212121-56-7

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212121-56-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 212121-56-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,2,1,2 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 212121-56:
(8*2)+(7*1)+(6*2)+(5*1)+(4*2)+(3*1)+(2*5)+(1*6)=67
67 % 10 = 7
So 212121-56-7 is a valid CAS Registry Number.

212121-56-7Downstream Products

212121-56-7Relevant academic research and scientific papers

Lipase-mediated 'meso-tricks' to transform latently symmetrical D- aldoses into L-aldoses via alditols

Gamalevich, Galina D.,Morozov, Boris N.,Vlasyuk, Alexey L.,Serebryakov, Edward P.

, p. 3665 - 3674 (1999)

L-Fucose and L-xylose were synthesized from dulcitol and xylitol, respectively, using CCL- or PPL-mediated kinetic resolution as the key step. In the first case dissymmetrization was achieved directly by acylating a mesa derivative, while in the second it was preceded by the conversion of the mesa polyol into a racemic intermediate.

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