Hydrogen cyanide (formerly known as prussic acid) is a chemical compound with the formula HCN and structural formula H−C≡N. It is a highly toxic and flammable...

most toxic cyanides are hydrogen cyanide (HCN), sodium cyanide (NaCN), potassium cyanide (KCN), and calcium cyanide (Ca(CN)2). The cyanide anion is an...

neurological problems. Toxic cyanide-containing compounds include hydrogen cyanide gas and a number of cyanide salts, such as potassium cyanide. Poisoning is relatively...

Potassium cyanide is highly toxic, and a dose of 200 to 300 milligrams will kill nearly any human. The moist solid emits small amounts of hydrogen cyanide due...

toward metals. It is a moderately strong base. Sodium cyanide is produced by treating hydrogen cyanide with sodium hydroxide: HCN + NaOH → NaCN + H2O Worldwide...

HCNH+, also known as protonated hydrogen cyanide, is a molecular ion of astrophysical interest. It also exists in the condensed state when formed by superacids...

B) was the trade name of a cyanide-based pesticide invented in Germany in the early 1920s. It consists of hydrogen cyanide (prussic acid), as well as...

(methyl cyanide), is the chemical compound with the formula CH3CN and structure H3C−C≡N. This colourless liquid is the simplest organic nitrile (hydrogen cyanide...

poisonous or asphyxiant gas is introduced. Poisonous agents used include hydrogen cyanide and carbon monoxide. General Rochambeau developed a rudimentary method...

release hydrogen cyanide and is very toxic. Solutions of calcium cyanide can be prepared by treating calcium hydroxide with hydrogen cyanide. Solid calcium...

compound of the homolog row of nitriles, the nitrile of formic acid, hydrogen cyanide was first synthesized by C. W. Scheele in 1782. In 1811 J. L. Gay-Lussac...

reagent in organic synthesis, s-triazine is used as the equivalent of hydrogen cyanide (HCN). Being a solid (vs a gas for HCN), triazine is sometimes easier...

per year, rising to about 6 million tonnes by 2017. Acetonitrile and hydrogen cyanide are significant byproducts that are recovered for sale. In fact, the...

and cyanide salts), along with a few other exceptions (e.g., carbon dioxide, and even hydrogen cyanide despite the fact it contains a carbon-hydrogen bond)...

give benzaldehyde and hydrogen cyanide. Hydrogen cyanide in sufficient quantities (allowable daily intake: ~0.6 mg) causes cyanide poisoning which has a...

sodium cyanide or potassium cyanide; many operations use calcium cyanide, which is more cost effective. To prevent the creation of toxic hydrogen cyanide during...

with hydrogen cyanide forming ethylene cyanohydrin: (CH2CH2)O + HCN → HO–CH2CH2–CN A slightly chilled (10–20 °C) aqueous solution of calcium cyanide can...

synthesis of the amino acid alanine from acetaldehyde, ammonia, and hydrogen cyanide. In 1913, Walther Löb synthesized amino acids by exposing formamide...

not shipped or sold commercially. Ammonium cyanide is prepared by combining solutions of hydrogen cyanide and ammonia:[citation needed] HCN + NH3 → NH4CN...

and duration. Cyanide-based blood agents irritate the eyes and the respiratory tract, while arsine is nonirritating. Hydrogen cyanide has a faint, bitter...

in organic synthesis as the equivalent of hydrogen cyanide. It is prepared by the reaction of lithium cyanide and trimethylsilyl chloride: LiCN + (CH3)3SiCl...

Hydrogen isocyanide is a chemical with the molecular formula HNC. It is a minor tautomer of hydrogen cyanide (HCN). Its importance in the field of astrochemistry...

In chemistry, the carbon–hydrogen bond (C−H bond) is a chemical bond between carbon and hydrogen atoms that can be found in many organic compounds. This...

→ HCONH2 + CH3OH Formamide is used in the industrial production of hydrogen cyanide. It is also used as a solvent for processing various polymers such...

yellow-tipped keels warn of its ability to exude toxic hydrogen cyanide as a defense. The cyanide secretions are not dangerous to humans, but can cause...

fruits. The hydrate of ethylene is ethanol. This hydrocarbon has four hydrogen atoms bound to a pair of carbon atoms that are connected by a double bond...

organophosphines, which are derived from PH3 by substituting one or more hydrogen atoms with organic groups. They have the general formula PH3−nRn. Phosphanes...

remove the hydrogen cyanide; and drying and sieving the mash for flour. The poisonous filtrate water was boiled to release the hydrogen cyanide, and used...

by the Rosenmund–von Braun reaction using cuprous cyanide or NaCN/DMSO and bromobenzene. Hydrogenation of benzonitrile in principle gives benzylamine, but...

+ 2 CuCN + 2 K2SO4 Industrially, it is created by the oxidation of hydrogen cyanide, usually using chlorine over an activated silicon dioxide catalyst...