Chemistry of Natural Compounds

, Volume 47, Issue 1, pp 91–93 | Cite as

A new carbamic acid from Dryopteris wallichiana

Article
First Online:
Received:

A new carbamic acid, (1,7a-dihydro-1H-inden-2(7aH)-ylidene)methylcarbamic acid (1), along with three known ones, 12-ursen-28-oic acid-3-O-β-D-glucopyranoside (2), 12-ursen-3-O-β-D-glucopyranoside (3), and 3,7,11,15-tetramethyl-2-hexadecen-1-ol (4), was isolated and identified from Dryopteris wallichiana.

Keywords

carbamic acid Dryopteris wallichiana 
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Notes

Acknowledgment

The authors acknowledge the financial support of the Medical Research Project of Henan Hygienics Bureau of China (No. 200903100), the Natural Science Foundation of Henan Province Department of Education (No. 2008A360002 and 2009B360003), and the Henan Province Department of Education Teachers, the backbone of Youth Fund (2008–755).

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Copyright information

© Springer Science+Business Media, Inc. 2011

Authors and Affiliations

  1. 1.Institute of Natural Products, Pharmaceutical CollegeHenan UniversityKaifengChina

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