My watch list  


IUPAC name (R)-1-(1-methylpyrrolidin-2-yl)-propan-2-one
CAS number 496-49-1
Molecular formula C8H15NO
Molar mass 141.21 g/mol
Boiling point

193-195 °C

Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)

Infobox disclaimer and references

Hygrine is a pyrrolidine alkaloid, found mainly in coca leaves (0.2%). It was first isolated by Carl Liebermann in 1889 (along with a related compound cuscohygrine) as an alkaloid accompanying cocaine in coca. Hygrine is extracted as a thick yellow oil, having a pungent taste and odor.


  • Dr. Ame Pictet (1904). The Vegetable Alkaloids. With particular reference to their chemical constitution. London: Chapman & Hall. 
  • "Hygrine". Webster's Revised Unabridged Dictionary (?). (1913). 
  • USDA, ARS, National Genetic Resources Program. Phytochemical and Ethnobotanical Databases.[Online Database] National Germplasm Resources Laboratory, Beltsville, Maryland.. Retrieved on July 15, 2005.
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Hygrine". A list of authors is available in Wikipedia.
Your browser is not current. Microsoft Internet Explorer 6.0 does not support some functions on Chemie.DE