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189056-57-3

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189056-57-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189056-57-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,0,5 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 189056-57:
(8*1)+(7*8)+(6*9)+(5*0)+(4*5)+(3*6)+(2*5)+(1*7)=173
173 % 10 = 3
So 189056-57-3 is a valid CAS Registry Number.

189056-57-3Relevant academic research and scientific papers

New prototypical O-linked-glycopeptidomimetics corresponding to the linkage region of proteoglycans

Kim, Jin Mi,Roy, Rene

, p. 173 - 179 (2007/10/03)

A new class of glycopeptidomimetic composed of N-substituted oligoglycine (peptoid) mimicking the β-D-Xy1-(1 → 3)-O-L-Ser linkage region of proteoglycans was synthesized using a convergent approach. Reiterative N-alkylation-N-bromoacetylation reactions we

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