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Amine. In chemistry, amines (/ ə ˈ m iː n, ˈ æ m iː n /, [1] [2] UK also / ˈ eɪ m iː n / [3]) are compounds and functional groups that contain a basic nitrogen atom with a lone pair.Formally, amines are derivatives of ammonia (NH 3), wherein one or more hydrogen atoms have been replaced by a substituent such as an alkyl or aryl group [4] (these may respectively be called alkylamines ...
2,5-Diaminotoluene is prepared through electrolytic reduction of 2,5-dinitrotoluene. [3] Other methods include the reductive cleavage of 4-amino-2,3'-dimethylazobenzene as well as the condensation of 2-amino-1-methylbenzene and toluene-4-sulphonyl chloride to produce 4-toluenesulphono-2-toluidide which is then coupled with diazotized aminobenzenesulphonic acid and reduced.
Nihonium is a synthetic chemical element; it has the symbol Nh and atomic number 113. It is extremely radioactive: its most stable known isotope, nihonium-286, has a half-life of about 10 seconds. In the periodic table, nihonium is a transactinide element in the p-block. It is a member of period 7 and group 13.
1,2-Diaminopropane. Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). ?) 1,2-Diaminopropane (propane-1,2-diamine) is organic compound with the formula CH 3 CH (NH 2)CH 2 NH 2. A colorless liquid, it is the simplest chiral diamine.
e. The Free State Project (FSP) is an American political migration movement founded in 2001 to recruit at least 20,000 libertarians to move to a single low-population state (New Hampshire was selected in 2003) in order to make the state a stronghold for libertarian ideas. [1][2] The New Hampshire Union Leader reports that the Free State Project ...
IBM released version 1.0 of Lotus Symphony in May 2008 as a free download, and introduced three minor upgrades through 2008 and 2009. In 2010, IBM released version 3.0. [ 27 ] Symphony 3.0 was based on OpenOffice.org 3.0, though not under the LGPL but under a special arrangement between IBM and Sun (who required copyright assignment of all ...
Infobox references. Ammonium metavanadate is the inorganic compound with the formula NH 4 VO 3. It is a white salt, although samples are often yellow owing to impurities of V 2 O 5. It is an important intermediate in the purification of vanadium.
The National Highways Authority of India (NHAI) was created through the promulgation of the National Highways Authority of India Act, 1988.Section 16(1) of the Act states that the function of NHAI is to develop, maintain and manage the national highways and any other highways vested in, or entrusted to, it by the Government of India.
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