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314754-57-9

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314754-57-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 314754-57-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,4,7,5 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 314754-57:
(8*3)+(7*1)+(6*4)+(5*7)+(4*5)+(3*4)+(2*5)+(1*7)=139
139 % 10 = 9
So 314754-57-9 is a valid CAS Registry Number.

314754-57-9Relevant articles and documents

Excimer emission and energy transfer in cofacial boradiazaindacene (BODIPY) dimers built on a xanthene scaffold

Saki, Neslihan,Dinc, Tarik,Akkaya, Engin U.

, p. 2721 - 2725 (2006)

Using a rigid xanthene scaffold, a series of boradiazaindacene derivatives were synthesized. In some of these compounds, two boradiazaindacene derivatives were placed cofacially, resulting in significant inter-chromophoric interactions, including excimer

Investigations on leaving group based intra- versus intermolecular glycoside bond formation

Scheffler, G?tz,Behrendt, Michael E.,Schmidt, Richard R.

, p. 3527 - 3539 (2007/10/03)

Ligation of the glyscosyl donor to the glycossyl acceptor through th eleaving group was performed with the aim of enforcing glycoside bond formation by an intramolecular (1.x)-shift. To this end, systheses of alkoxypropenly (27a and b), and 7-alkoxy-4-oxaheptadienly thioglucopyranoside derivatives (35a, b and d) were carried out. Thier activation with thiophilic systems gave the expected glucopyranosides 5a, b and d in up to high chemical yields, yet modest anomeric control. Competition experiments showed that an intermolecular reaction course is favored in these reactions, although model considerations imply that convenient intramolecular (1,3)-, (1,4)- (1,5)-, and (1,9)-shifts, respectively, of the glycosyl donor to the acceptor are possible.

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