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1975 – Merger of Sigma Chemical and Aldrich Chemical to created Sigma-Aldrich. [13] Their first year earned $43 million in sales. [14] 1999 – Sigma-Aldrich reaches $1 billion in sales; 2005 – Announced membership in The RNAi Consortium [15] 2014 – Merck KGaA announced that it would purchase Sigma-Aldrich for approx. $17 billion (€13.1 ...
Tetraethylene glycol dimethyl ether (TEGDME or tetraglyme) is a polar aprotic solvent with excellent chemical and thermal stability.Its high boiling point and stability makes it an ideal candidate for separation processes and high temperature reactions.
Ethanol (also called ethyl alcohol, grain alcohol, drinking alcohol, or simply alcohol) is an organic compound with the chemical formula CH 3 CH 2 OH. It is an alcohol, with its formula also written as C 2 H 5 OH, C 2 H 6 O or EtOH, where Et stands for ethyl. Ethanol is a volatile, flammable, colorless liquid with a characteristic wine-like ...
The decision underscores concerns within President Joe Biden's administration over fuel prices, as opinion polls show inflation and the economy as key vulnerabilities for his 2024 re-election bid ...
Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound (a vicinal diol [7]) with the formula (CH 2 OH) 2.It is mainly used for two purposes: as a raw material in the manufacture of polyester fibers and for antifreeze formulations.
Deuterated ethanol (C 2 D 5 OD) [2] is a form (called an isotopologue) of ethanol (C 2 H 5 OH) in which the hydrogen atom ("H") is replaced with deuterium (heavy hydrogen) isotope ("D"). Deuterated ethanol is an uncommon solvent used in NMR spectroscopy .
The ethanol-powered "flex" vehicles, as they are popularly known, are manufactured to tolerate hydrated ethanol , an azeotrope composed of 95.6% ethanol and 4.4% water. [ 21 ] The Honda CG 150 Titan Mix was launched in the Brazilian market in 2009 and became the first mass production flex-fuel motorcycle sold in the world.
The term "fine chemicals" was in use as early as 1908. [1] The emergence of the fine chemical industry as a distinct entity dates to the late 1970s, when the overwhelming success of the histamine H 2 receptor antagonists Tagamet (cimetidine) and Zantac (ranitidine hydrochloride) created a strong demand for advanced organic chemicals used in their manufacture.