List of articles in "Chemical Substance" category - Page 1056

Pyrimidine is an aromatic heterocyclic organic compound similar to pyridine. One of the three diazines (six-membered heterocyclics with two nitrogen atoms in the ring) it has the nitrogens at positions […]

A purine is a heterocyclic aromatic organic compound. It consists of a pyrimidine ring fused to an imidazole ring. Purines which include substituted purines and their tautomers are the most […]

Propane (/ˈproʊpeɪn/) is a three-carbon alkane with the molecular formula C3H8 normally a gas but compressible to a transportable liquid. A by-product of natural gas processing and petroleum refining it […]

Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock.It is produced when felsic lava extruded from a volcano cools rapidly with minimum crystal growth. Obsidian is […]

Ozone /ˈoʊzoʊn/ (systematically named 1λ13λ1-trioxidane and μ-oxidodioxygen) or trioxygen is an inorganic molecule with the chemical formula O3(μ-O) (also written [O(μ-O)O] or O3). It is a pale blue gas with […]

The nitronium ion or sometimes the nitryl ion (incorrect because it is not a radical) NO+2 is a generally reactive cation created by the removal of an electron from the […]

Nicotinamide also known as niacinamide and nicotinic amide is the amide of nicotinic acid (vitamin B3 / niacin). Nicotinamide is a water-soluble vitamin and is part of the vitamin B […]

Nitric acid (HNO3) also known as aqua fortis and spirit of niter is a highly corrosive strong mineral acid. The pure compound is colorless but older samples tend to acquire […]

Nitroglycerin (NG) also known as nitroglycerine trinitroglycerin trinitroglycerine or nitro is more correctly known as glyceryl trinitrate or more formally: 123-trinitroxypropane. It is a heavy colorless oily explosive liquid most […]

Nitrate is a polyatomic ion with the molecular formula NO3− and a molecular mass of 62.0049 g/mol. Nitrates also describe the organic functional group RONO2. These nitrate esters are a […]