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3-phenyl-7-O-(β-D-tetraacetylglucopyranosyl)-4H-chromen-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42868-83-7

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42868-83-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42868-83-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,6 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 42868-83:
(7*4)+(6*2)+(5*8)+(4*6)+(3*8)+(2*8)+(1*3)=147
147 % 10 = 7
So 42868-83-7 is a valid CAS Registry Number.

42868-83-7Relevant articles and documents

Highly efficient glucosylation of flavonoids

Semeniuchenko, Volodymyr,Garazd, Yana,Garazd, Myroslav,Shokol, Tetyana,Groth, Ulrich,Khilya, Volodymyr

experimental part, p. 1503 - 1512 (2010/06/19)

A highly efficient procedure for glucosylation of flavonoids by acetobromoglucose is described. Glucosylation is carried out in a two-phase system CHCl3/H2O over 96 h using tetrabutylammonium bromide as phase-transfer catalyst. A pur

EFFECTIVE SYNTHESIS OF 7-HYDROXYISOFLAVONE O-GLUCOSIDES

Pivovarenko, V. G.,Khilya, V. P.,Kovalev, V. N.,Vasil'ev, S. A.

, p. 432 - 438 (2007/10/02)

An effective procedure for condensing acetobromoglucose with 2,4-dihydroxy phenyl benzyl ketones has been developed.The 2-hydroxy-4-(β-D-tetra-O-acetylglucopyranosyloxy)phenyl benzyl ketones synthesized with yields of 47-69percent have been converted under the action of ethyl orthoformate in pyridine solution into 7-hydroxyisoflavone O-glukosides and these have also been obtained by the glycosylation of 7-hydroxyisoflavone.The advantages and disadvantages of the alternative pathways of the synthesis of 7-hydroxyisoflavone O-glykosides are discussed.

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