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143289-00-3

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143289-00-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143289-00-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,2,8 and 9 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 143289-00:
(8*1)+(7*4)+(6*3)+(5*2)+(4*8)+(3*9)+(2*0)+(1*0)=123
123 % 10 = 3
So 143289-00-3 is a valid CAS Registry Number.

143289-00-3Downstream Products

143289-00-3Relevant articles and documents

Determination of the absolute configuration of the active amlodipine enantiomer as (-)-S: A correction

Goldmann,Stoltefuss,Born

, p. 3341 - 3344 (1992)

The active (-) enantiomer of amlodipine was originally reported to have R configuration. This does not concur with other 1,4-dihydropyridines with known absolute configuration. This configuration has now been determined by X-ray structural analysis using (1S)-camphanic acid and (S)-2-methoxy-2- phenylethanol as chiral probes. Both determinations gave the S configuration for the amlodipine (-) enantiomer with the greater Ca-antagonistic activity.

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