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4,5,6,7-Tetrahydro-azepine-1,2-dicarboxylic acid 2-methyl ester 1-phenyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

213921-69-8

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213921-69-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 213921-69-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,3,9,2 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 213921-69:
(8*2)+(7*1)+(6*3)+(5*9)+(4*2)+(3*1)+(2*6)+(1*9)=118
118 % 10 = 8
So 213921-69-8 is a valid CAS Registry Number.

213921-69-8Downstream Products

213921-69-8Relevant academic research and scientific papers

Synthesis of N-heterocycles via lactam-derived ketene aminal phosphates. Asymmetric synthesis of cyclic amino acids

Nicolaou,Shi, Guo-Qiang,Namoto, Kenji,Bernal, Federico

, p. 1757 - 1758 (1998)

A variety of N-heterocycles can be synthesized from lactams via Pd0-catalyzed couplings of their corresponding enol phosphates.

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