Condensed tannins, e.g., quebracho tannin, and Hydrolyzable tannins, e.g., chestnut tannin, appear to be able to substitute a ... They also can contain tannins. In Japanese persimmon (Diospyros kaki) fruits, tannin is accumulated in the vacuole of tannin ... according to the type of tannin. Iron gall ink is produced by treating a solution of tannins with iron(II) sulfate. Tannins can ... The type of tannin used may or may not have an impact on the final color of the fiber. Tannin is a component in a type of ...

Along with Rahab, "Tannin" was a name applied to ancient Egypt after the Exodus to Canaan. The word Tannin is used in the ... Tannin appears in the Baal Cycle as one of the servants of Yam (lit. 'Sea') defeated by Baʿal (lit. 'Lord') or bound by his ... Aaron's staff becomes Tannin in the Book of Exodus (Exodus 7:9-12), it is used in the meaning "snake" in the Book of ... The Hebrew passage describing the tannin takes the place of a Ugaritic one describing "the encircler" or "the mighty one with ...

Tannin usually refers to astringent, bitter chemical compounds naturally occurring in plants, which are used in tanning hides ... It may also refer to: Tannin, a monster in Levantine mythology Tan (disambiguation) Tanning (disambiguation) Tanin ( ... disambiguation) This disambiguation page lists articles associated with the title Tannin. If an internal link led you here, you ...

A hydrolyzable tannin or pyrogallol-type tannin is a type of tannin that, on heating with hydrochloric or sulfuric acids, ... Hydrolyzable tannins are hydrolyzed by weak acids or weak bases to produce carbohydrate and phenolic acids. Examples of ... Alkaline hydrolysis 4.8 g sample tannin in 9 ml water are refluxed in 4.2 ml 40% NaOH for 6h at pH 12 - 13. Neutralization to ... Hydrolysable tannins are mixtures of polygalloyl glucoses and/or poly-galloyl quinic acid derivatives containing in between 3 ...

Condensed tannins (proanthocyanidins, polyflavonoid tannins, catechol-type tannins, pyrocatecollic type tannins, non- ... While many hydrolyzable tannins and most condensed tannins are water-soluble, several tannins are also highly octanol-soluble. ... Les tannins dans les bois tropicaux (Tannin in tropical woods), by Jacqueline Doat, Revue bois et forêts des tropiques, 1978, n ... Reaction on condensed tannins from Douglas fir bark produces epicatechin and catechin thioglycolates. Condensed tannins from ...

This is a list of Acacia species (sensu lato) that are used for the production of tannins. "Purdue University" (PDF). Archived ...

... tannins; thymol; and hexacosanol. In total, 22 flavonoids, maltol glucoside, phenolics, seven cyanogenic glycosides, ...

"Condensed tannins. 12. Polymeric leuco-fisetinidin tannins from the heartwood of Acacia mearnsii". Biochem. J. 82 (2): 320-324 ... Fisetinidin can compose tannins. The polymers are then called profisetinidin (Porter, 1992). Leuco-fisetinidin List of ...

It is the monomer of condensed tannins called profisetinidins. Those tannins can be extracted from the heartwood of Acacia ... Roux, D. G.; Evelyn, S. R. (1958). "Condensed tannins. 2. Biogenesis of condensed tannins based on leucoanthocyanins". The ... Polymeric leucofisetinidin tannins from the heartwood of Acacia mearnsii". The Biochemical Journal. 82 (2): 320-324. doi: ...

Grasser, Georg; Enna, F. G. A. (1922). Synthetic Tannins. p. 20. ISBN 9781406773019. Nierenstein, M. (1915). "The Formation of ... Mämmelä, P.; Savolainen, H.; Lindroos, L.; Kangas, J.; Vartiainen, T. (2000). "Analysis of oak tannins by liquid chromatography ... Plants produce ellagic acid from hydrolysis of tannins such as ellagitannin and geraniin. Urolithins are gut flora human ...

Roux, DG; Evelyn, SR (October 1958). "Condensed tannins. 2. Biogenesis of condensed tannins based on leucoanthocyanins". ... Leuco-fisetinidin, a flavan-3,4-diol (leucoanthocyanidin) and a monomer of the condensed tannins called profisetinidins, can be ... pure tannin. The tree was declared Argentina's "National Forest Tree" in 1956. ...

Tannins are extracted from divi-divi pods for use in leather production. Among the molecules isolated is corilagin, whose name ... "Vegetable tannins". Bookbinding and the Conservation of Books. Conservation OnLine. 2011-03-10. Retrieved 2011-04-18. Perez- ... the pods provide tannin and a black dye used in the tanning industry and for ink. The pods also have medicinal properties. The ... Tello, Carlos (1995). "Recovery of Vegetable Tannins from Divi-divi Pods". Journal of Chemical Technology & Biotechnology. 64 ( ...

Dyes and tannins. P. C. M. Jansen, Plant Resources of Tropical Africa. Wageningen, Netherlands: PROTA Foundation. 2005. p. 32. ...

Cardon, D. (2005). Dyes and Tannins. PROTA Foundation. p. 76-79. ISBN 9789057821592. (Articles with short description, Short ...

... s are one of the two sorts of tannins in grape (the other being procyanidins) being produced especially in the ... Prodelphinidin is a name for the polymeric tannins composed of gallocatechin. It yields delphinidin during depolymerisation ...

Jansen, P. C. M. (2005). Dyes and Tannins. PROTA (Plant Resources of Tropical Africa). p. 102. ISBN 9057821591. Retrieved 19 ...

The leaves contain 20% tannin and yield a dark red dye when crushed, which has been used in textiles, basketry and as an ... Dyes and Tannins. Plant resources of tropical Africa. Vol. 3. Prota. pp. 134-135. ISBN 9057821591. cf. Zanthoxylum capense ...

Dyes and tannins. P. C. M. Jansen, Plant Resources of Tropical Africa. Wageningen, Netherlands: PROTA Foundation. 2005. pp. 103 ...

Hashimoto, Fumio; Nonaka, Gen-Ichiro; Nishioka, Itsuo (1988-05-25). "Tannins and Related Compounds. LXIX. : Isolation and ...

The condensed tannins proguibourtinidins can be found in G. coleosperma. G. coleosperma timber has a noticeable smell of ... Steynberg, Jan P.; Ferreira, Daneel; Roux, David G. (1987-01-01). "Synthesis of condensed tannins. Part 18. Stilbenes as potent ...

Synthesis of condensed tannins. Part 18. Stilbenes as potent nucleophiles in regio- and stereo-specific condensations: novel ... A Proguibourtinidin is a type of condensed tannins formed from guibourtinidol (leucoguibourtinidin). They yield guibourtinidin ... Condensed tannins, All stub articles, Aromatic compound stubs). ...

Hydrolysable tannins can be found in E. helioscopia. Helioscopinin A (1,6-(S)-hexahydroxydiphenoyl-2,4-(S)- ... Lee, Seung-Ho; Tanaka, Takashi; Nonaka, Gen-Ichiro; Nishioka, Itsuo (1990). "Tannins and related compounds. XCV. Isolation and ... can be found together with eight other tannins: corilagin, punicafolin, geraniin, elaeocarpusin, furosin, terchebin, ... characterization of helioscopinins and helioscopins, four new hydrolyzable tannins from Euphorbia helioscopia L. (1)". Chemical ...

Hashimoto, Fumio; Nonaka, Gen-Ichiro; Nishioka, Itsuo (1988-05-25). "Tannins and Related Compounds. LXIX. : Isolation and ... "Tannins and Related Compounds. XV. A New Class of Dimeric Flavan-3-ol Gallates, Theasinensins A and B, and Proanthocyanidin ...

July 1993). "Tannins and related compounds. CXXII. New dimeric, trimeric and tetrameric ellagitannins, lambertianins A-D, from ...

The bark also contains the hydrolyzable tannins 1,2-di-O-galloyl-3,6-(R)-hexahydroxydiphenoyl-beta-D-glucose, 1-O-digalloyl-3,6 ... doi:10.1016/S0031-9422(00)82451-6. Saijo, R; Nonaka, G; Nishioka, I (1989). "Tannins and related compounds. LXXXIV. Isolation ... and characterization of five new hydrolyzable tannins from the bark of Mallotus japonicus". Chemical & Pharmaceutical Bulletin ...

... is a B type proanthocyanidin trimer, a type of condensed tannin. Procyanidin C2 is found in grape seeds (Vitis ... Identification of the condensed tannins content in grape and Bordeaux wine by means of standards of synthesis. S. Fabre, E. ... Delcour JA, Ferreira D, Roux DG (1983). "Synthesis of condensed tannins. Part 9. The condensation sequence of leucocyanidin ...

Studies on dhava tannins. I. The isolation and constitution of a gallotannin from dhava (Anogeissus latifolia). KK Reddy, S ...

"Tannins and Related Compounds. XV. A New Class of Dimeric Flavan-3-ol Gallates, Theasinensins A and B, and Proanthocyanidin ...

Tannins and Related Compounds. XLI. : Isolation and Characterization of Novel Ellagitannins, Punicacorteins A, B, C, and D, and ...

Tanaka, T.; Tachibana, H.; Nonaka, G.; Nishioka, I.; Hsu, F. L.; Kohda, H.; Tanaka, O. (1993). "Tannins and related compounds. ...