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Methyl 2,3-anhydro-4,6-O-(2-phenylsulfonyl)ethylidene-α-D-allopyranoside is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

280557-39-3

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280557-39-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 280557-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,0,5,5 and 7 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 280557-39:
(8*2)+(7*8)+(6*0)+(5*5)+(4*5)+(3*7)+(2*3)+(1*9)=153
153 % 10 = 3
So 280557-39-3 is a valid CAS Registry Number.

280557-39-3Relevant academic research and scientific papers

Phenylsulfonylethylidene (PSE) acetals: A novel protective group in carbohydrate chemistry

Chéry,Rollin,De Lucchi,Cossu

, p. 286 - 292 (2007/10/03)

A range of sugar-derived phenylsulfonylethylidene acetals were easily obtained from the corresponding diols and 1,2-bis(phenylsulfonyl)ethylene under basic conditions. Deprotection methods for such acetals have also been investigated.

Phenylsulfonylethylidene (PSE) acetals as atypical carbohydrate- protective groups

Chéry, Florence,Rollin, Patrick,De Lucchi, Ottorino,Cossu, Sergio

, p. 2357 - 2360 (2007/10/03)

We introduce a new class of arylsulfonylated cyclic acetals derived from carbohydrate structures which are synthesized with high yields under basic conditions. Deprotection methods for such acetals are also investigated. (C) 2000 Elsevier Science Ltd.

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