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Hydrazine is an inorganic compound with the chemical formula N 2 H 4.It is a simple pnictogen hydride, and is a colourless flammable liquid with an ammonia-like odour.Hydrazine is highly hazardous unless handled in solution as, for example, hydrazine hydrate (N 2 H 4 ·xH 2 O).
In 1935, Hellmuth Walter discovered that hydrazine hydrate was hypergolic with high-test peroxide of 80–83%. He was probably the first to discover this phenomenon, and set to work developing a fuel. Prof. Otto Lutz assisted the Walter Company with the development of C-Stoff which contained 30% hydrazine hydrate, 57% methanol , and 13% water ...
It is an intermediate in some hydrazine manufacturing processes. Synthesis. Acetone azine can be prepared from acetone and hydrazine: [3] 2 (CH 3) 2 CO + N 2 H 4 → ...
There is plenty to like about Merck (NYSE: MRK). It is one of the largest pharmaceutical companies and the owner of the world's current best-selling drug, cancer medicine Keytruda. Merck generates ...
Get breaking Business News and the latest corporate happenings from AOL. From analysts' forecasts to crude oil updates to everything impacting the stock market, it can all be found here.
Merck's current forward price-to-earnings ratio stands at 14.5, well below the big pharma peer group average of 17. This valuation suggests that despite the recent stock surge, Merck may still be ...
Hydrazine sulfate, more properly hydrazinium hydrogensulfate, is a salt of the cation hydrazinium and the anion bisulfate (hydrogensulfate), with the formula N 2 H 6 SO 4 or more properly [N 2 H 5] + [HSO 4] −.
Even with that growth, the stock still trades at a fairly modest valuation. Its stock price is up 5.3% this year, compared with 16% growth for the S&P 500. Why isn't Merck's stock doing better in ...