Carbon-13 NMR chemical shifts of dimeric model compounds of poly(propylene oxide): A proof of existence of the (C-H)-O attraction

Journal of Physical Chemistry A

Volumn 105, Issue 13, 2001, Pages 3277-3283

  Sasanuma, Yuji ^a,c   Iwata, Taisuke ^b   Kato, Yasukazu ^a   Kato, Haruhisa ^b   Yarita, Takashi ^a   Kinugasa, Shinichi ^a   Law, Robert V ^a  

^a CHIBA UNIVERSITY   (Japan)

^b NATL INST OF MAT AND CHEM RES   (Japan)

^c IMPERIAL COLLEGE LONDON   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON; CHROMATOGRAPHIC ANALYSIS; COMPUTER SIMULATION; CONFORMATIONS; DIMERS; ERROR ANALYSIS; HYDROGEN BONDS; NUCLEAR MAGNETIC RESONANCE; OPTIMIZATION; SUBSTITUTION REACTIONS;

CHEMICAL SHIFTS;

POLYPROPYLENE OXIDES;

EID: 0035810511     PISSN: 10895639     EISSN: None     Source Type: Journal    
DOI: 10.1021/jp002923m     Document Type: Article

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24. 6, 25 °C, δ): 58.64 (C-1), 78.86 (C-2), 66.32 (C-3), 19.26 (C-4).
25. 6, 25 °C, δ): 25.43 (C-1), 63.87 (C-2).
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28. -) is the bond conformation of the η state of the bond n.
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31. 78.04 ppm for the methine, 78.86 ppm for the methylene, 25.43 ppm for the pendant methyl, and 59.4 ppm for the terminal methoxy carbons.