scholarly journals Straightforward N-alkylation of diketopyrrolopyrroles through Mitsunobu reaction with benzyl, α-branched, and chiral alcohols

2021 ◽  
Author(s):  
Maurizio Mastropasqua Talamo ◽  
FLAVIA POP ◽  
Narcis Avarvari

The N-alkylation of diketopyrrolopyrroles (DPPs) represents a fundamental step to ensure solubility and further processability. Commonly used nucleophilic subtitution on halogenated derivatives is replaced in this work by Mitsunobu reaction...

2020 ◽  
Vol 2 (2) ◽  
pp. 174-175
Author(s):  
Benjamin T. Boyle ◽  
Kyle G. Nottingham ◽  
Andrew McNally
Keyword(s):  

2019 ◽  
Vol 17 (3) ◽  
pp. 541-554
Author(s):  
Neeranuth Intakaew ◽  
Puracheth Rithchumpon ◽  
Chanatkran Prommin ◽  
Saranphong Yimklan ◽  
Nawee Kungwan ◽  
...  

New chiral derivatizing agents and the effect of aromatic rings were investigated for absolute configuration of chiral alcohols via1H-NMR.


2004 ◽  
Vol 9 (3) ◽  
pp. 441-456 ◽  
Author(s):  
Laurie Weingart ◽  
Philip Smith ◽  
Mara Olekalns

AbstractThe examination of negotiation processes is seen by many researchers as an insurmountable task largely because the required methods are unfamiliar and labor-intensive. In this article, we shed light on a fundamental step in studying negotiation processes, the quantitative coding of data. Relying on videotapes as the primary source of data, we review the steps required to extract usable quantitative data and the lessons we've learned in doing so in our own research. We review our experience working with one large negotiation dataset, Towers Market II, to illustrate two steps within the larger research process: developing a coding scheme and coding the data. We then go on to discuss some of the issues that need to be resolved before data analysis begins.


Synlett ◽  
1999 ◽  
Vol 1999 (5) ◽  
pp. 565-566 ◽  
Author(s):  
Zhaozhong J. Jia ◽  
Sandra Kelberlau ◽  
Lars Olsson ◽  
G. Anilkumar ◽  
Bert Fraser-Reid
Keyword(s):  

Author(s):  
Tomasz K. Olszewski ◽  
Joseph Gbubele

Chiral organophosphorus compounds, especially those containing C-stereogenic carbons in the proximity of the phosphorus atom, are known for their unique properties and have found wide applications that span from medicinal...


ACS Catalysis ◽  
2017 ◽  
Vol 7 (10) ◽  
pp. 7174-7181 ◽  
Author(s):  
Gao-Wei Zheng ◽  
Yuan-Yang Liu ◽  
Qi Chen ◽  
Lei Huang ◽  
Hui-Lei Yu ◽  
...  
Keyword(s):  

2008 ◽  
Vol 86 (50) ◽  
pp. 8
Author(s):  
SARAH EVERTS
Keyword(s):  

1998 ◽  
Vol 63 (6) ◽  
pp. 813-825 ◽  
Author(s):  
Jiří Kroutil ◽  
Tomáš Trnka ◽  
Miloš Buděšínský ◽  
Miloslav Černý

A series of new 2-, 3- and 4-benzylamino-2-, 3- and 4-deoxy derivatives of 1,6-anhydro-β-D-hexopyranoses were prepared from 1,6:2,3- and 1,6:3,4-dianhydro-β-D-hexopyranoses by treatment with benzylamine and converted into 2,3-(N-benzylepimino)-2,3-dideoxy- and 3,4-(N-benzylepimino)-3,4-dideoxy-β-D-hexopyranoses of the D-allo, D-galacto and D-talo configuration by Mitsunobu reaction. The structures of benzylamino and benzylimino derivatives were confirmed by 1H and 13C NMR spectra.


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