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104091-94-3

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104091-94-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104091-94-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,0,9 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 104091-94:
(8*1)+(7*0)+(6*4)+(5*0)+(4*9)+(3*1)+(2*9)+(1*4)=93
93 % 10 = 3
So 104091-94-3 is a valid CAS Registry Number.

104091-94-3Relevant articles and documents

Chain Elongation of Carbohydrates: Synthesis of Ketoses with Anthracenyl and Naphthacenyl Residues

Wild, Hanno,Steglich, Wolfgang

, p. 1900 - 1909 (2007/10/02)

By Lewis acid catalyzed Diels-Alder reaction between dienes of type 1 and naphthoquinone followed by aromatization and liberation of the functional groups, ketoses of type 7 are generated.In 7 the anomeric hydrogen of α-D-glucose has been replaced by a (9

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