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1,2:3,4-di-O-isopropylidene-β-DL-xylo-3-hexulofuranose is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

28412-65-9

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28412-65-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28412-65-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,4,1 and 2 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 28412-65:
(7*2)+(6*8)+(5*4)+(4*1)+(3*2)+(2*6)+(1*5)=109
109 % 10 = 9
So 28412-65-9 is a valid CAS Registry Number.

28412-65-9Downstream Products

28412-65-9Relevant academic research and scientific papers

Aldol Reaction between Small Sugars. Preparation of DL-threo-2-Pentulose and DL-lyxo-3-Hexulose and their Isolation as O-Isopropylidene Derivatives

Morgenlie, Svein

, p. 745 - 748 (2007/10/02)

The improved diastereoselectivity obtained with strongly basic anion-exchange resin as catalyst in aldol condensation between two-, three- and four-carbon "sugars" has been utilised in the preparation of DL-threo-2-pentulose and DL-lyxo-3-hexulose, which were isolated as their O-isopropylidene derivatives.A possible reason for the observe preference of formation of the lyxo-diastereomer in condensation between glycolaldehyde and glycero-tetrulose is suggested.

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