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23598-08-5

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23598-08-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23598-08-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,5,9 and 8 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 23598-08:
(7*2)+(6*3)+(5*5)+(4*9)+(3*8)+(2*0)+(1*8)=125
125 % 10 = 5
So 23598-08-5 is a valid CAS Registry Number.

23598-08-5Relevant articles and documents

Chemical synthesis of hydroxycinnamic acid glucosides and evaluation of their ability to stabilize natural colors via anthocyanin copigmentation

Galland, Stephanie,Mora, Nathalie,Abert-Vian, Maryline,Rakotomanomana, Njara,Dangles, Olivier

, p. 7573 - 7579 (2008/09/18)

This work describes the chemical synthesis of O-aryl-β-D-glucosides and 1-O-β-D-glucosyl esters of hydroxycinnamic acids. In particular, O-aryl-β-D-glucosides were efficiently prepared via a simple diastereoselective glycosylation procedure using phase transfer conditions. Despite the lability of its ester linkage, 1-O-β-D-caffeoylglucose could also be obtained using a Lewis acid catalyzed glycosylation step and a set of protective groups that can be removed under neutral conditions. Hydroxycinnamic acid O-aryl-β-D-glucosides were then quantitatively investigated for their affinity for the naturally occurring anthocyanin malvin (pigment). Formation of the π-stacking molecular complexes (copigmentation) was characterized in terms of binding constants and enthalpy and entropy changes. The glucosyl moiety did not significantly alter these thermodynamic parameters, in line with a binding process solely involving the polyphenolic nuclei.

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