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Z-(RS)-Phe(2Br)-ON=C(CH3)2 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

423763-16-0

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423763-16-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 423763-16-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,3,7,6 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 423763-16:
(8*4)+(7*2)+(6*3)+(5*7)+(4*6)+(3*3)+(2*1)+(1*6)=140
140 % 10 = 0
So 423763-16-0 is a valid CAS Registry Number.

423763-16-0Relevant academic research and scientific papers

Superiority of the carbamoylmethyl ester as an acyl donor for the kinetically controlled amide-bond formation mediated by α-chymotrypsin

Miyazawa, Toshifumi,Ensatsu, Eiichi,Yabuuchi, Nobuhiro,Yanagihara, Ryoji,Yamada, Takashi

, p. 390 - 395 (2002)

The superiority of the carbamoylmethyl ester as an acyl donor for the α-chymotrypsin-catalysed kinetically controlled peptide-bond formation is demonstrated in the couplings of an inherently poor amino acid substrate, Ala, with various amino acid residues as amino components and in the couplings of non-protein amino acids such as halogenophenylalanines as carboxylic components. Furthermore, this approach is applied to the amide-bond formation between an amino acid residue and a chiral amine, which is highly diastereoselective.

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