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646057-80-9

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646057-80-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 646057-80-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,6,0,5 and 7 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 646057-80:
(8*6)+(7*4)+(6*6)+(5*0)+(4*5)+(3*7)+(2*8)+(1*0)=169
169 % 10 = 9
So 646057-80-9 is a valid CAS Registry Number.

646057-80-9Relevant articles and documents

Constrained Derivatives of Stylostatin 1. 1. Synthesis and Biological Evaluation as Potential Anticancer Agents

Forns, Pilar,Piró, Jordi,Cuevas, Carmen,García, Mònica,Rubiralta, Mario,Giralt, Ernest,Diez, Anna

, p. 5825 - 5833 (2007/10/03)

Hydroxyaminolactams have been used as constrained surrogates of the Ser-Leu dipeptide in the synthesis of analogues of the cycloheptapeptide stylostatin 1 (2). The rate of cyclization through formation of the Ile-Pro amide bond allowed us to prove that th

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