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Makarov: para-substituents -
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•Substituents para to the displaced group provide...
•This result allowed determination of the apparent velocity of any small section of the wave in reference to the velocity of the stable section.
•The placement of the transducer relative to the site to be irradiated...
•Specific gravity relative to air...
•The fluid is at rest relative to a contact discontinuity.
•The voltages are with reference to the chassis.
•The position of the film curve with relation to the curves for component parts may be explained by the fact that...
•Care should be taken to set the throttle valve in the correct position with (or in) respect to the pressure governor spindle.
•If the solution is now made 0.2 with respect to sodium chloride,...
•The metal is positively charged with respect to the solution.
Русско-английский научно-технический словарь переводчика > по отношению к
См. также в других словарях:
para- — 1. Prefix denoting a departure from the normal. 2. Prefix denoting involvement of two like parts or a pair. 3. Prefix denoting adjacent, alongside, near, etc. 4. (p ) In chemistry, an italicized prefix denoting two substitutions in the benzene… … Medical dictionary
para- — I. 1. a prefix meaning beside , near , beyond , aside , amiss , and sometimes implying alteration or modification, occurring originally in words from the Greek, but used also as a modern formative, chiefly in scientific words. 2. a prefix meaning …
Hammett equation — ; 1935; 17(1); 125 136 [http://pubs.acs.org/cgi bin/abstract.cgi/chreay/1935/17/i01/f pdf/f cr60056a010.pdf Abstract] ] .The basic idea is that for any two reactions with two aromatic reactants only differing in the type of substituent the change … Wikipedia
Arene substitution patterns — are part of organic chemistry IUPAC nomenclature and pinpoint the position of substituents other than hydrogen in relation to each other on an aromatic hydrocarbon. Contents 1 Ortho, meta, and para substitution 2 Ipso, meso, and peri substitution … Wikipedia
Diels–Alder reaction — Named after Otto Paul Hermann Diels Kurt Alder Reaction type Cycloaddition Reaction … Wikipedia
Diels-Alder reaction — The Diels Alder reaction is an organic chemical reaction (specifically, a cycloaddition) between a conjugated diene and a substituted alkene, commonly termed the dienophile, to form a substituted cyclohexene system. [cite journal author = Diels,… … Wikipedia
Electrophilic aromatic substitution — or EAS is an organic reaction in which an atom, usually hydrogen, appended to an aromatic system is replaced by an electrophile. The most important reactions of this type that take place are aromatic nitration, aromatic halogenation, aromatic… … Wikipedia
hydrocarbon — hydrocarbonaceous, adj. /huy dreuh kahr beuhn, huy dreuh kahr /, n. any of a class of compounds containing only hydrogen and carbon, as an alkane, methane, CH4, an alkene, ethylene, C2H4, an alkyne, acetylene, C2H2, or an aromatic compound,… … Universalium
Dakin oxidation — The Dakin oxidation The Dakin oxidation is an organic redox reaction in which an ortho or para hydroxylated phenyl aldehyde (2 hydroxybenzaldehyde or 4 hydroxybenzaldehyde) or ketone reacts with hydrogen pero … Wikipedia
Baker-Nathan effect — The Baker Nathan effect in organic chemistry is an effect observed with reaction rates for certain chemical reactions with certain substrates where the order in reactivity cannot be explained solely by an inductive effect of substituents.… … Wikipedia
IUPAC nomenclature of organic chemistry — The IUPAC nomenclature of organic chemistry is a systematic method of naming organic chemical compounds as recommended[1] by the International Union of Pure and Applied Chemistry (IUPAC). Ideally, every possible organic compound should have a… … Wikipedia