1H NMR and 13C NMR characterization of n-heptane extraction of low-temperature coal tar reacted with formaldehyde

Qiuxiang Yao,Xiangxi Kong,Xiaomin Dai,Junwen Gao,Rucheng Wang,Yujuan Zhang,Ming Sun,Xiaoxun Ma

1H NMR and 13C NMR characterization of n-heptane extraction of low-temperature coal tar reacted with formaldehyde

2019

Qiuxiang Yao
Xiangxi Kong
Xiaomin Dai
Junwen Gao
Rucheng Wang
Yujuan Zhang
Ming Sun
Xiaoxun Ma

ABSTRACTThe optimum conditions of toluene insoluble-quinoline soluble fraction (TI-QS) obtained by n-heptane Soxhlet extraction residue of low-temperature coal tar (H-CT) reacted with formaldehyde ...

Keywords:

Proton NMR
Organic chemistry
Carbon-13 NMR
Coal tar
Chemistry
Formaldehyde
Heptane
Toluene
Residue (complex analysis)

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