Black catechu

The widely used preparations are gum acacia and tragacanth. vi. Tannins are nonnitrogenous constituents of plant. Chemically they are phenolic derivatives and are characterized by their astringent action. Tannins are generally employed in the treatment of diarrhoea and burns. The important plants which contains tannins are Amla, Behera, Hirda (in combination form Triphala ), Black catechu and Ashoka bark. 

Acacia catechu Acacia catechu extract. See Black catechu (Acacia catechu) extract Acacia decurrens Acacia decurrens flowers. 

Synonyms Acacia catechu Acacia catechu extract Black catechu extract Catechu, black, extract... 

Cataryl . See 2,6-Dimethylnaphthalene CatecholXR, Catechol. See Pyrocatechol Catechu, black, extract. See Black catechu (Acacia catechu) extract Catechu, black, powder Catechu powder. See Black catechu... 

Terra Aiba 1, Terra Aiba F P, Terra alba Terra Aiba. See Calcium sulfate dihydrate Terracur P. See Fensulfothion Terra-Dry Freeze Dried Aioe Vera Powd. 100X. See Aloe barbadensis gel Terra japonica. See Black catechu Terramycin hydrochloride. See Oxytetracycline hydrochloride... 

Amino-2-nitrophenol o-Anisidine hydrochloride Bismuth citrate Black catechu (Acacia catechu) extract Chamomile Chamomile (Anthemis nobilis) oil 4-Chloro-o-phenylenediamine Chrysophanic acid Cobalt nitrate (ous) 2,4-Diaminoanisole sulfate tri hydrate... 

Black caraway (Nigella sativa) Black catechu (Acacia catechu) extract Black pepper (Piper nigrum) oil Blackthorn berries (Prunus spinosa) Bois de rose (Aniba rosaeodora) oil Boronia (Boronia megastigma) flowers Buchu, leaves oil Cajeput (Melaleuca leucadendron) oil Calamus oil Calendula officinalis Camphor Capsicum Capsicum frutescens extract Caraway (Carum carvi) oil Cardamom (Elettaria cardamomum)... 

Black catechu (Acacia catechu) extract 232-292-2 Antisettle CVP Caster Wax A Castorwax Castorwax MP-70 Castorwax MP-80 Castorwax NF Cenwax G Ceroxin Special Crayvallac MT Crayvallac PC Crayvallac SF Cutina HR Powd. 

Source Black catechu Acacia catechu (L.f.) Willd. (Family Leguminosae or Fabaceae). Pale catechu Uncaria gambir (W. Hunter) Roxb. (Family Rubiaceae). 

Acacia catechu is a spiny, deciduous medium-size tree, up to 13 m high, native to India and Myanmar. Part used is the heartwood, which is extracted with boiling water the aqueous extract after filtration, evaporation, and drying yields black catechu, a shiny black mass. 

Both black catechu and pale catechu are incompatible with alkaloids, proteins (e.g., gelatin), and metallic salts (e.g., iron). 

The terms catechu and cutch can also mean products other than black catechu and pale catechu examples include Bombay catechu and Borneo cutch, which are derived from Areca catechu (betel nut) and a mangrove species, respectively. ... 

Black catechu contains 2-12% /- and dl-ca. c-chin, 22-50% catechutannic acid, /- and [Pg.157]

Because of their high tannin content, black catechu and pale catechu have astringent, antibacterial, and other pharmacological properties, as well as toxicities of tannins (see tannic acid). 

Crude and extracts (e.g., tincture). Black catechu was formerly official in U.S.P, while pale catechu was official in N.F. 

Regulatory Status. Black catechu is approved for food use as a natural flavoring ( 172.510). 

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