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(+/-)-1α-ethyl-1β-(2',2'-diethoxycarbonylethyl)-1,2,3,4,6,7,12,12bα-octahydro-indolo<2,3-a>quinolizine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77793-34-1

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77793-34-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77793-34-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,7,9 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 77793-34:
(7*7)+(6*7)+(5*7)+(4*9)+(3*3)+(2*3)+(1*4)=181
181 % 10 = 1
So 77793-34-1 is a valid CAS Registry Number.

77793-34-1Upstream product

77793-34-1Relevant academic research and scientific papers

Synthesis of vinca alkaloids and related compounds. XVI. New route to the stereoselective synthesis of (+)-vincamine, (-)-vincamone and (+)-apovincaminic acid esters

Szabo,Sapi,Kalaus,et al.

, p. 3737 - 3747 (2007/10/02)

A stereoselective methods has been elaborated for the synthesis of oxime esters, from which, as common intermediates, (+)-apovincaminic acid esters, (+)-vincamine and (-)-vincamone can be prepared.

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