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N-[benzyloxycarbonyl]-L-prolyl-2-methylalanine-N-methyl-N-phenylamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1312775-22-6

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1312775-22-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1312775-22-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,2,7,7 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1312775-22:
(9*1)+(8*3)+(7*1)+(6*2)+(5*7)+(4*7)+(3*5)+(2*2)+(1*2)=136
136 % 10 = 6
So 1312775-22-6 is a valid CAS Registry Number.

1312775-22-6Relevant articles and documents

Synthesis of poly-aib oligopeptides and aib-containing peptides via the 'azirine/oxazolone method', and their crystal structures

Dannecker-Doerig, Ingeborg,Linden, Anthony,Heimgartner, Heinz

, p. 993 - 1011 (2011)

The protected poly-Aib oligopeptides Z-(Aib)n-N(Me)Ph with n=2-6 were prepared according to the 'azirine/oxazolone method', i.e., by coupling amino or peptide acids with 2,2,N-trimethyl-N-phenyl-2H-azirin-3-amine (1a) as an Aib synthon (Schemea 2). Following the same concept, the segments Z-(Aib)3-OH (9) and H-L-Pro-(Aib)3-N(Me)Ph (20) were synthesized, and their subsequent coupling with N,N′- dicyclohexylcarbodiimide (DCC)/ZnCl2 led to the protected heptapeptide Z-(Aib)3-L-Pro-(Aib)3-N(Me)Ph (21; Schemea 3). The crystal structures of the poly-Aib oligopeptide amides were established by X-ray crystallography confirming the 310-helical conformation of Aib peptides.

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