Definition of OsO4. Meaning of OsO4. Synonyms of OsO4

Here you will find one or more explanations in English for the word OsO4. Also in the bottom left of the page several parts of wikipedia pages related to the word OsO4 and, of course, OsO4 synonyms and on the right images related to the word OsO4.

Definition of OsO4

OsO4
Osmic Os"mic, a. (Chem.) Pertaining to, derived from, or containing, osmium; specifically, designating those compounds in which it has a valence higher than in other lower compounds; as, osmic oxide. Osmic acid. (Chem.) (a) Osmic tetroxide. [Obs.] (b) Osmic acid proper, an acid analogous to sulphuric acid, not known in the free state, but forming a well-known and stable series of salts (osmates), which were formerly improperly called osmites. Osmic tetroxide (Chem.), a white volatile crystalline substance, OsO4, the most stable and characteristic of the compounds of osmium. It has a burning taste, and gives off a vapor, which is a powerful irritant poison, violently attacking the eyes, and emitting a strong chlorinelike odor. Formerly improperly called osmic acid.

Meaning of OsO4 from wikipedia

- tetroxide (also osmium(VIII) oxide) is the chemical compound with the formula OsO4. The compound is noteworthy for its many uses, despite its toxicity and the...
- Sharpless was awarded the Nobel Prize in Chemistry in 2001. OsO4 is very expensive for this use, so KMnO4 is often used instead, even though the yields are less...
- analogous OsO4 is more widely used and better known. It is also the anhydride of hyperruthenic acid (H2RuO5). One of the few solvents in which RuO4 forms...
- Oxidant: This is always OsO4, however certain additives can coordinate to the osmium(VIII) and modify its electronic properties. OsO4 is often generated in...
- volatilities of the group 8 tetroxides is experimentally known to be RuO4 < OsO4 > HsO4, which confirms the calculated results. In particular, the calculated...
- other catalytic site to produce the other enantiomer. Osmium tetroxide (OsO4) is a po****r oxidant used in the dihydroxylation of alkenes because of its...
- catalyst N-methylmorpholine N-oxide (NMMO) regenerates OsO4, and only catalytic quantities of OsO4 are needed. Catalysis may be classified as either homogeneous...
- transcriptional silencing (RITS). Recent studies with electron microscopy and OsO4 staining reveal that the dense ****ng is not due to the chromatin. Constitutive...
- addition of non-nucleophilic bases, such as 2,6-lutidine, can improve on this. OsO4 may be replaced with a number of other Osmium compounds. Periodate may also...
- concentration of pure osmium tetroxide (molar m**** = 254.23 g/mol) is c(OsO4) = 5.1 kg/L/254.23 g/mol = 20.1 mol/L. A typical protein in bacteria, such...