Reference for: Ipomoea purga. Source: The PLANTS Database, database ( version ). Acquired: Notes: National Plant Data Center, NRCS, USDA. Category: information only not used for fragrances or flavors. Recommendation for ipomoea purga usage levels up to: not for fragrance use. Recommendation. Exogonium purga (Wender.) Benth., Pl. Hartw. Heterotypic. Convolvulus officinalis Pelletan, J. Chim. Méd. t. 1. Ipomoea jalapa.

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Views Read Edit View history. Dictionary of words and things – Larive and Fleury – We’ve sent an email to Please follow the instructions to reset your password. The root contains convolvulin, which is a powerful cathartic see jalap.

Ipomoea purga – Wikipedia

Purginosides I and II 1 and 2 are partially acylated branched pentasaccharides derived from operculinic acid A, which is composed of one D-fucose, one D-glucose, and three l-rhamnose units. The convolvulinolic acid C 28 H 52 O 14 that is produced in Ipomoea purga can be broken down into a sugar molecule C 6 H 12 O 6 and a form of crystallized convolvulinolic acid C 16 H 30 O kpomoea when diluted.

This is the first report on the isolation, purification, and structure elucidation of intact individual resin glycoside constituents from the herbal drug jalap. By using this site, you agree to the Terms of Use and Privacy Policy. Quinine bark tree, Cinchona officinalis 1, and jalap, Ipomoea purga 2, showing leaf, flower, and bark.


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In both compounds 1 and 2, three different esterifying residues were located at C-2 of the second rhamnose unit and at C-2 or C-3 and C-4 on the third rhamnose moiety. Please enter your password Forgotten your password?

Old engraved illustration of Exogonium purga isolated on a white background. Handcoloured copperplate engraving by G. Retrieved from ” https: Botanical Register Ipomoea purga as Exogonium purga Bot.

Resin glycosides from the herbal drug jalap (Ipomoea purga).

Their structures were established through NMR spectroscopy and mass spectrometry. Page 1 of 1. The position for the ester linkage for the monomeric unit B on the macrocyclic unit A was identified as C-4 of the terminal glucose. Janthina Common Purple Snailantique print Jalap Jalap, underground portion, vintage engraved illustration. It is used to prevent diarrheabut large amounts will induce vomiting. From Wikipedia, the free encyclopedia. Ipomoea purga resin can be ipomooea in either alcohol or diethyl ether.

Exogonium purga or Jalapa, vintage engraving.

Jalap or Ipomoea purga, ilomoea flowers and tuberous roots, vintage engraved illustration. Ipomoea purga Scientific classification Kingdom: Ipomoea purga is described as a vine that can reach heights of 12 feet 3.


Resin glycosides from the herbal drug jalap (Ipomoea purga).

When fresh, the root is black externally, white and milky within, and varies in size according to its age. Continue Cancel Send email OK.

The site of lactonization by the aglycon in unit A was placed at C-2 of the second saccharide. The site of the aglycon macrolactonization is at C-2 of the second saccharide rhamnose.

Ipomoea Species, Morning Glory, High John the Conqueror, Jalap

If is associated with an Alamy ipomofa you’ll receive an email with instructions on how to reset your password. Retrieved December 24, Janthina Common Purple Snailantique print Jalap or Ipomoea purga, showing flowers and tuberous roots, vintage engraved illustration.

The resin that is insoluble in ether is odorless while the resin insoluble in alcohol does have an odor and is typically a brownish color. Three new resin glycosides, purginosides I and II 1 and 2 and purgin I 3were isolated from the aerial parts of Ipomoea purga and purified by preparative-scale recycling HPLC from a chloroform-soluble extract.

Ipomoea purga was discovered by Spanish conquistadores while settling among Mexican native peoples. It is commonly referred to as jalap.