Triethylborane (TEB), also called triethylboron, is an organoborane (a compound with a B–C bond). It is a colorless pyrophoric liquid. Its chemical formula...
12 KB (1,020 words) - 11:19, 9 June 2024
(for liquids and solids). Examples are organolithium compounds and triethylborane. Pyrophoric materials are often water-reactive as well and will ignite...
9 KB (813 words) - 18:40, 29 June 2024
for doping but rather for plasma etching of metals and their oxides. Triethylborane is also injected into vapor deposition reactors as a boron source. Examples...
122 KB (13,026 words) - 08:36, 13 August 2024
end-of-life symbol in the Irish healthcare system. The boric acid and triethylborane molecules are triskelion-shaped as seen in the images. The molecular...
21 KB (2,228 words) - 23:37, 10 August 2024
engine ignitor. The SpaceX Falcon 9 rocket uses a triethylaluminium-triethylborane mixture as a first-stage ignitor. Triethylaluminium thickened with polyisobutylene...
12 KB (1,018 words) - 09:39, 11 April 2024
Ariane 5 EPS; Draco thrusters used by the SpaceX Dragon spacecraft. Triethylborane/triethylaluminium (TEA-TEB) + liquid oxygen – used during the ignition...
24 KB (2,470 words) - 18:23, 23 June 2024
been developed as replacement. One particular combination is CF3I / triethylborane Other reagents that generate the CF3 radical are sodium trifluoromethanesulfinate...
43 KB (4,064 words) - 06:38, 27 April 2024
lithium aluminium hydride (Li[AlH4]) and lithium borohydride (Li[BH4]). Triethylborane reacts to give superhydride (Li[BH(CH2CH3)3]). Lithium hydride (LiH)...
19 KB (1,932 words) - 20:03, 23 July 2024
000 lbf) of thrust. They use a pyrophoric mixture of triethylaluminum-triethylborane (TEA-TEB) as an engine igniter. The booster stage has 9 engines, arranged...
142 KB (12,764 words) - 15:32, 21 August 2024
34 °C (93 °F) [A][B] Silane 21 °C (70 °F) or below Strontium 1,075 °C (1,967 °F) 1075±120[C] Tin 940 °C (1,720 °F) 940±25[C] Triethylborane −20 °C (−4 °F)...
8 KB (528 words) - 12:51, 14 August 2024
cyclodimerisation. NHCs and boranes form stable NHC-borane adducts. Triethylborane adducts can be synthesised directly from the imidazolium salt and lithium...
30 KB (2,992 words) - 19:24, 18 August 2024
such as tributyltin hydride (Bu3SnH), organoborane compounds such as triethylborane (Et3B), and organoaluminium compounds such as trimethylaluminium (Me3Al)...
31 KB (3,140 words) - 14:35, 7 August 2024
hydride. LiBHEt3 is prepared by the reaction of lithium hydride (LiH) and triethylborane (Et3B) in tetrahydrofuran (THF): LiH + Et3B → LiEt3BH The resulting...
8 KB (588 words) - 23:45, 30 April 2024
volatility, and relative unwillingness of JP-7 to be ignited, required triethylborane (TEB) to be injected into the engine in order to initiate combustion...
9 KB (1,183 words) - 12:33, 25 May 2024
JP-7 fuel was used. It was difficult to ignite. To start the engines, triethylborane (TEB), which ignites on contact with air, was injected to produce temperatures...
120 KB (14,040 words) - 09:10, 22 August 2024
321 °C Toluene 1.2–1.27 6.75–7.1 IB 4.4 °C 0.24 @ 4.1% 480 °C; 535 °C Triethylborane −20 °C −20 °C Trimethylamine IA Flammable gas Trinitrobenzene IA Turpentine...
26 KB (1,829 words) - 15:38, 19 July 2024
conditions) the borane itself. Typically the reagents are trimethylborane or triethylborane contaminated with small amounts of water. The catalytic cycle begins...
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been prepared by treating a hot toluene slurry of sodium hydride with triethylborane. The trimethylborohydride analogue, which is assumed to be structurally...
3 KB (208 words) - 11:24, 11 February 2024
conveniently conducted in anhydrous ammonia. 2 Li + S → Li2S The THF-soluble triethylborane adduct of lithium sulfide can be generated using superhydride. Lithium...
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railway in Norway Transit Explore Bus, a proposed straddling bus concept Triethylborane, a chemical used to ignite rocket motors and jet afterburners, and to...
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lead tetrabutyl tin trimethylaluminium dimethylmercury Diethylzinc triethylborane Chromate Permanganate Ferroin bis(terpyridine)iron(II) IUPAC, Compendium...
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(C5H5)Fe(CO)2CH3, ferrocene Fe(C5H5)2, molybdenum hexacarbonyl Mo(CO)6, triethylborane Et3B, Tris(dibenzylideneacetone)dipalladium(0) Pd2(dba)3) Clusters can...
29 KB (3,220 words) - 02:12, 22 August 2024
1- dithioacetal forms. Reported catalysts for radical additions are triethylborane, indium(III) bromide and AIBN. The reaction is also reported to be catalysed...
18 KB (1,734 words) - 15:32, 20 December 2023
Wilhelm V. (1973). "A convenient preparation of trimethylborane and triethylborane". Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry...
10 KB (902 words) - 09:54, 1 March 2024
engine ignitor. May be used in conjunction with triethylborane to create triethylaluminum-triethylborane, better known as TEA-TEB. The idea of a liquid-fueled...
53 KB (6,613 words) - 18:12, 20 August 2024
process. First, diethylzinc and triethyl borate reacted to produce triethylborane. This compound then oxidized in air to form ethylboronic acid. Several...
27 KB (2,662 words) - 03:08, 9 November 2023
triethylamine) to 3, radical cyclisation (titanocene dichloride, manganese, triethylborane, 2,6-lutidine) to 4, alcohol protection (ethyl vinyl ether, camphorsulfonic...
7 KB (567 words) - 17:00, 10 March 2022
the engine has dual redundant pyrophoric igniters (Triethylaluminium-Triethylborane) (TEA-TEB). The interstage, which connects the upper and lower stage...
145 KB (11,249 words) - 17:14, 19 August 2024
pyrophoric igniters can be used which burst into flame in contact with air. Triethylborane/TEA-TEB was used as an igniter for the Lockheed SR-71 jet engines, the...
12 KB (1,398 words) - 19:06, 21 October 2022
igniter using a hypergolic fuel mixture composed of Triethylaluminum and Triethylborane. Additionally, the Atlas, Thor and Delta Rockets each possessed unique...
5 KB (451 words) - 11:41, 7 August 2024