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663949-73-3

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663949-73-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 663949-73-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,3,9,4 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 663949-73:
(8*6)+(7*6)+(6*3)+(5*9)+(4*4)+(3*9)+(2*7)+(1*3)=213
213 % 10 = 3
So 663949-73-3 is a valid CAS Registry Number.

663949-73-3Downstream Products

663949-73-3Relevant academic research and scientific papers

Factors Affecting Conformation in Proline-Containing Peptides

Taylor, Carol M.,Hardre, Renaud,Edwards, Patrick J. B.,Park, Jae H.

, p. 4413 - 4416 (2007/10/03)

(Equation presented) NMR was used to study the thermodynamics of the cis → trans isomerization for prolyl amide bonds in the compounds shown. The magnitude of Kt/c for C-terminal esters is greater than for the corresponding amides, signifying s

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