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(2S,5S)-N-<(Benzyloxy)carbonyl>-5-butyl-2-(4-pentenyl)-3-pyrroline is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

117940-99-5

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117940-99-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117940-99-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,9,4 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 117940-99:
(8*1)+(7*1)+(6*7)+(5*9)+(4*4)+(3*0)+(2*9)+(1*9)=145
145 % 10 = 5
So 117940-99-5 is a valid CAS Registry Number.

117940-99-5Relevant academic research and scientific papers

Asymmetric Synthesis with α,β-Bis Ketones. Enantioselective Total Synthesis of Natural (+)-Indolizidine 195B (Bicyclic Gephyrotoxin 195B) and (-)-Pinidine and Their Enantiomers from a Common Chiral Synthon

Yamazaki, Naoki,Kibayashi, Chihiro

, p. 1396 - 1408 (2007/10/02)

The first enantioselective total synthesis of naturally occurring (+)-indolizidine 195B (bicyclic gephyrotoxin 195B) and (-)-pinidine and their enantiomers has been achieved starting from 4-O-benzyl-2,3-O-bis(methoxymethyl)-L-threitol as a single and comm

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