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cyanamide
cyanamide Chem. (saɪˈænəmaɪd) [f. cyan- 2 + amide.] The amide of cyanogen CN2H2, a white crystalline body; also, a salt of this compound, in which one or both of the hydrogen atoms are replaced by another element or radical; spec. = calcium cyanamide (CaCn2), used as a fertilizer and as a source of ...
Oxford English Dictionary
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Cyanamide
Cyanamide is an organic compound with the formula CN2H2. Cyanamide has a modest toxicity in humans.
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Cyanamide hydratase
The enzyme cyanamide hydratase () catalyzes the chemical reaction
urea cyanamide + H2O
This enzyme belongs to the family of lyases, specifically the The systematic name of this enzyme class is urea hydro-lyase (cyanamide-forming). This enzyme is also called urea hydro-lyase.
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cyan-
cyan- 1. Combining form of Gr. κύανος and κυάνεος ‘dark-blue’ before a vowel: see following words, and cyano-, also cyan-blue. 2. Chem. = cyano- 2, used as combining form of cyanogen before a vowel, and in names of cyanogen compounds and derivatives, as in cyanamide, cyanate, cyanic, cyanide n., etc...
Oxford English Dictionary
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Calcium cyanamide
Production
Calcium cyanamide is prepared from calcium carbide. Through hydrolysis in the presence of carbon dioxide, calcium cyanamide produces cyanamide:
CaCN2 + H2O + CO2 → CaCO3 + H2NCN
The conversion is conducted
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Carbimide
Carbimide may refer to:
Carbon imide (carbodiimide, tautomer of cyanamide)
Carbonyl imide (isocyanic acid)
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param
param Chem. (ˈpæræm) [f. para-1 2 + amide.] A synonym of dicyanodiamide, C2N2 (NH2)2, a white crystalline compound, a polymer of cyanamide.1866–77 Watts Dict. Chem. IV. 350 Cyanamide changes into param when left to itself for a long time. 1877 Fownes' Chem. II. 106 Dicyanodiamide, C2N4H4 (Param).
Oxford English Dictionary
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2-Cyanoguanidine
It is a dimer of cyanamide, from which it can be prepared. 2-Cyanoguanidine is a colourless solid that is soluble in water, acetone, and alcohol, but not Production and use
2-Cyanoguanidine is produced by treating cyanamide with base. It is produced in soil by decomposition of cyanamide.
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Lithium cyanide
laboratory-scale preparation uses acetone cyanohydrin as a surrogate for HCN:
(CH3)2C(OH)CN + LiH → (CH3)2CO + LiCN + H2
Uses
The compound decomposes to cyanamide
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Calcium cyanide
Solid calcium cyanide is produced commercially by heating calcium cyanamide with sodium chloride. The reaction is incomplete. The product is only of 50% purity, other components being sodium cyanide, calcium cyanamide, and carbon.
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Diallylamine
partial hydrogenation of acrylonitrile:
2NCCH=CH2 + 4H2 → HN(CH2CH=CH2)2 + NH3
A laboratory route to diallylamine entails diallylation of calcium cyanamide
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Imolamine
The reaction of benzoylchloride oxime [698-16-8] (2) with Cyanamide (3) gives 3-Phenyl-1,2,4-oxadiazol-5-amine [3663-37-4] (4).
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Cladonia furcata
Sensitivity to agrochemicals
A field experiment on the effects of various common agrochemicals (mineral fertilizer, lime and calcium cyanamide) as well (manure) on C. furcata revealed that mineral fertilizer had no direct effect on lichen growth, manure promoted the length of the podetia, and calcium cyanamide
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CH2N2
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CH2N2 may refer to:
Cyanamide, an organic compound
Diazirine, class of organic molecules with a cyclopropene-like ring, 3H-diazirene
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Trostberg
The Chemiepark Trostberg originated from a calcium cyanamide production plant, founded in 1908.
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