List of articles in "Chemical Substance" category - Page 957

Ectocarpene is a sexual attractant or pheromone found with several species of brown algae (Phaeophyceae). The substance has a fruity scent and can be sensed by humans when millions of […]

Valentinite is an antimony oxide mineral with formula Sb2O3. Valentinite crystallizes in the orthorhombic system and typically forms as radiating clusters of euhedral crystals or as fibrous masses. It is […]

Cyanotrichite is a hydrous copper aluminium sulfate mineral with formula Cu4Al2[(OH)12SO4]·2H2O also known as lettsomite. Cyanotrichite forms velvety radial acicular crystal aggregates of extremely fine fibers. It crystallizes in the […]

Zippeite is a hydrous potassium uranium sulfate mineral with formula: K4(UO2)6(SO4)3(OH)10·4(H2O). It forms yellow to reddish brown monoclinic-prismatic crystals with perfect cleavage. The typical form is as encrustations and pulverulent […]

Brazilianite whose name derives from its country of origin Brazil is a typically yellow-green phosphate mineral most commonly found in phosphate-rich pegmatites.It occurs in the form of perfect crystals grouped […]

Bukovskyite (also known as clay of Kutná Hora) is an iron arsenate sulfate mineral with formula: Fe2(AsO4)(SO4)(OH)·7H2O which forms nodules with a reniform (kidney-shaped) surface. Under a microscope these nodules […]

Wardite is a hydrous sodium aluminium phosphate hydroxide mineral with formula: NaAl3(PO4)2(OH)4·2(H2O). Wardite is of interest for its rare crystallography. It crystallizes in the tetragonal trapezohedral class and is one […]

Imidazole is an organic compound with the formula (CH)2N(NH)CH. It is a colourless solid that dissolves in water to give mildly alkaline solution. In chemistry it is an aromatic heterocycle […]

Coumarin (/ˈkuːmərɪn/; 2H-chromen-2-one) is a fragrant organic chemical compound in the benzopyrone chemical class which is a colorless crystalline substance in its standard state. It is a natural substance found […]

Natamycin (INN) also known as pimaricin and sometimes sold as Natacyn is a naturally occurring antifungal agent produced during fermentation by the bacterium Streptomyces natalensis commonly found in soil. Natamycin […]