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Identification of Ten New N-acetyldopamine Dimers from Periostracum Cicadae

Identification of Ten New N-acetyldopamine Dimers from Periostracum Cicadae

Lu Yang1,2*, Ke Zhang3 and Jin-Hui Wang1,2,4

1Key Laboratory of Forest Resources and Utilization in Xinjiang of National Forestry and Grassland Administration, Xinjiang Academy of Forestry, Urumqi 830052, China. 
2Key Laboratory of Fruit tree Species Breeding and Cultivation in Xinjiang, Urumqi 830052, China. 
3Key Laboratory of Xinjiang Phytomedicine Resource and Utilization, Ministry of Education, College of Pharmacy, Shihezi University, Shihezi 832002, China. 
4College of Pharmacy, Harbin Medical University, Harbin 150081, China.
 
* Corresponding author: yanglukitty127@163.com

Fig. 1.
Structures of compounds 1–10. 
Note: The structural diagrams of these compounds were drawn based on the analysis of 13C-NMR, 1H-NMR, HMBC and HMQC data, but not every compound needs to do HMQC.
Fig. 2.

Key HMBC correlations of compounds 1–10.

Fig. 3.
CD spectral data of compounds 1–10.
Note: After spectrum analysis based on 13C-NMR, 1H-NMR and HMQC data, compound 5 and compound 3 were found to be isomers, so the CT scan images of compound 5 is not given here. 

Pakistan Journal of Zoology

February

Pakistan J. Zool., Vol. 56, Iss. 1, pp. 01-501

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