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700843-49-8

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700843-49-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 700843-49-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,0,0,8,4 and 3 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 700843-49:
(8*7)+(7*0)+(6*0)+(5*8)+(4*4)+(3*3)+(2*4)+(1*9)=138
138 % 10 = 8
So 700843-49-8 is a valid CAS Registry Number.

700843-49-8Relevant articles and documents

[60]Fullerene-flavonoid dyads

De La Torre, Maria D. L.,Rodrigues, Andrea G. P.,Tomé, Augusto C.,Silva, Artur M. S.,Cavaleiro, José A. S.

, p. 3581 - 3592 (2007/10/03)

A range of fullerene-chalcone, fullerene-flavone, and fullerene-chromone dyads, including a bis(flavonyl)-fullerene dyad, were prepared by 1,3-dipolar cycloaddition reactions of azomethine ylides to C60 and by cyclopropanation of C60 with flavonyl malonates. Synthetic and natural flavonoid derivatives were used as starting materials.

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