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807621-42-7

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807621-42-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 807621-42-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,7,6,2 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 807621-42:
(8*8)+(7*0)+(6*7)+(5*6)+(4*2)+(3*1)+(2*4)+(1*2)=157
157 % 10 = 7
So 807621-42-7 is a valid CAS Registry Number.

807621-42-7Downstream Products

807621-42-7Relevant articles and documents

A highly efficient synthesis of the erythrina and B-homoerythrina skeleton by an AlMe3-mediated domino reaction

El Bialy, Serry A. A.,Braun, Holger,Tietze, Lutz F.

, p. 5391 - 5393 (2007/10/03)

Domino effect: The skeleton of erythrina and B-homoerythrina alkaloids can be constructed in an efficient manner from readily available substrates (see Scheme) by a three-step domino reaction. These natural products constitute an interesting class of comp

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