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90245-00-4

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90245-00-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90245-00-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,2,4 and 5 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 90245-00:
(7*9)+(6*0)+(5*2)+(4*4)+(3*5)+(2*0)+(1*0)=104
104 % 10 = 4
So 90245-00-4 is a valid CAS Registry Number.

90245-00-4Downstream Products

90245-00-4Relevant articles and documents

Enantioselective Solvent Extraction of Neutral DL-Amino Acids in Two-Phase Systems Containing N-n-Alkyl-L-proline Derivatives and Copper(II) Ion

Takeuchi, Toshifumi,Horikawa, Rikizo,Tanimura, Takenori

, p. 1152 - 1155 (2007/10/02)

Distribution behavior of neutral amino acid enantiomers was examined in the aqueous and organic solvent of a two-phase system containing cupric ion and N-n-dodecyl-L-proline or N-n-alkyl-L-hydroxyproline.Significant enentioselectivity was observed when n-butyl, n-amyl, or n-octyl alcohol was used as the organic solvent.Equilibrium constants of ligand exchange reaction for several amino acid enantiomers were estimated for the n-butyl alcohol-water system.The enantioselectivity seems to depend primarily on the difference of the stability of mixed ligand complexes in the organic phase.

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