Crossword clues for diamine
The Collaborative International Dictionary
Diamine \Di*am"ine\ (?; 104), n. [Pref. di- + amine.] (Chem.) A compound containing two amido groups united with one or more basic or positive radicals, -- as contrasted with a diamide.
Note: In chemical nomenclature, if any amine or diamine is named by prefixing the nitrogen group, the name of the latter takes the form of amido, diamido, etc., thus ethylene diamine, C2H4.(NH2)2, is also called diamido-ethylene.
Wiktionary
n. (context chemistry English) Any compound containing two amino functional groups.
WordNet
n. any organic compound containing two amino groups
Wikipedia
A diamine is an amine with exactly two amino groups. Diamines are used as monomers to prepare polyamides, polyimides and polyureas. In terms of quantities produced, 1,6-diaminohexane, a precursor to Nylon 6-6, is most important, followed by ethylenediamine. Vicinal diamines (1,2-diamines) are a structural motif in many biological compounds and are used as ligands in organometallic chemistry
Usage examples of "diamine".
Gambine, Dinitroso-resorcine, Alizarine Green, Brilliant Green, Malachite Green, Azo Green, Fast Green, Naphthol Green, Acid Green, Diamine Green, Benzo Green almost exhaust the list.
The reds, as a rule, are affected by acids, and, therefore, it is not possible to use an acid bath with Benzopurpurine, Congo red, with the possible exception of the Titan reds and scarlets, Diamine scarlet, Benzo fast scarlet, Purpuramine, which are faster to acetic acid than the other reds of this class of dye-stuffs.
Benzopurpurine and Diamine Red are more or less affected by acids, but the Titan Red and some of the more modern reds, Diamine Brilliant Scarlet, Benzo Fast Scarlets, are all fast to acids.
The fastness to washing and light of some of them, Benzo Fast Red, Diamine Fast Red F, Titan Red, is much increased by adding, after the wool has been dyed, 3 per cent.
They are Diamine Gold, Diamine Scarlet B, Diamine Scarlet 3 B, Diamine Bordeaux S, Diamine Blue R W, and Diamine Green G, Diamine Red N O and B, Chicago Blue G and R R W, Brilliant Purpurine R, Diamine Scarlet B, Deltapurpurine 5 B, Chrysamine, Titan Blue, Titan Pink, Congo Oranges G and R, Erie Blue 2 G, Congo R, Brilliant Congo R, Erika B N, Benzopurpurine 4 B and 10 B, Chrysophenine, Titan Yellow, Titan Brown Y, R and O, Congo Brown G, Sulphon Azurine B, Zambesi Black D.