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244251-23-8

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244251-23-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 244251-23-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,4,2,5 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 244251-23:
(8*2)+(7*4)+(6*4)+(5*2)+(4*5)+(3*1)+(2*2)+(1*3)=108
108 % 10 = 8
So 244251-23-8 is a valid CAS Registry Number.

244251-23-8Relevant articles and documents

How to stabilize or break β-peptidic helices by disulfide bridges: Synthesis and CD investigation of β-peptides with cysteine and homocysteine side chains

Jacobi, Albrecht,Seebach, Dieter

, p. 1150 - 1172 (2007/10/03)

all-L-β3-Penta-, hexa-, and heptapeptides with the proteinogenic side chains of valine, leucine, serine, cysteine, and methionine have been prepared by previously described procedures (12, 13, 14, 15; Schemes 2-5). Thioether cleavage with Na/NH

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