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14-Iso-20-epipseudoaspidospermidine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91740-07-7

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91740-07-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91740-07-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,7,4 and 0 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 91740-07:
(7*9)+(6*1)+(5*7)+(4*4)+(3*0)+(2*0)+(1*7)=127
127 % 10 = 7
So 91740-07-7 is a valid CAS Registry Number.

91740-07-7Upstream product

91740-07-7Downstream Products

91740-07-7Relevant academic research and scientific papers

Synthesis of 20-Epipseudoaspidospermidine, 20-Epidehydropseudoaspidospermidine, and 20-Epipseudovincadifformine

Wenkert, Ernest,Porter, Barry,Simmons, Dana P.,Ardisson, Janick,Kunesch, Nicole,Poisson, Jacques

, p. 3733 - 3742 (1984)

A short synthesis of 3-acetyl-5-ethylpyridine and its three-step conversion into pentacycles of the Aspidosperma alkaloid type by the β-acylpyridine reduction-cyclization route are described.The reductive transformations of the resultant pentacycles into

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