substituent

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substituent

 [sub-stich´u-ent]
1. a substitute; especially an atom, radical, or group substituted for another in a compound.
2. of or pertaining to such an atom, radical, or group.

sub·stit·u·ent

(sŭb-sti'chū-ĕnt),
A functional group that has replaced another moiety and molecular entity.

substituent

/sub·stit·u·ent/ (-stich´u-ent)
1. a substitute; especially an atom, radical, or group substituted for another in a compound.
2. of or pertaining to such an atom, radical, or group.

substituent

1. a substitute; especially an atom, radical, or group substituted for another in a compound.
2. of or pertaining to such an atom, radical or group.

Patient discussion about substituent

Q. the substitue ointment for lasonil

A. the active material in it is heparinoid, and if i'm not mistaken there are 2 other creams that uses it. just ask the pharmacist, he is the most qualified to help you.

More discussions about substituent
References in periodicals archive ?
In conclusion, an efficient, and operationally simple method to afford indole-, 7-azaindole-, and pyrrole-containing tertiary alcohols was developed, which is compatible with a wide range of substituents and substitute patterns.
PMMA, PTFEMA, PPhMA, and PPFPhMA showed four types of birefringence properties, even though they were all methacrylates and their molecular structures only differed in terms of the substituent R in the side chains, as shown in Fig.
Separation factors ([alpha]) for the HPLC enantioseparation of racemates 1-5 using cellulose trisphenylcarbamate (CTPC) derivatives having a substituent at 4-position as CSPs (a)) 4-Substituents Racemates (b) [CH.
This value is low enough to suggest that, when R = methyl, the substituent and the pyrogallol ring can freely rotate around that bond and readily reorient from their initial positions with respect to the bond as the compound is assembled.
We have synthesized several of these compounds quantitatively, in reactions between aromatic aldehydes having unique substituents and primary chiral amines.
32 ppm are assigned to the methyl substituents at 1, 7 and 2, 5 positions.
Log P, MV= molar volume, MR= molar Refractivity and [pi] = value for Particular Substituent No.
The authors provide an introduction to the various models of these chemical shifts before discussing the specific mechanisms for hydrocarbons, aromatics, monovalent substituents and divalent substituents.
R2 is H or an alkyl, alkenyl, cycloalkyl, or aryl group, optionally having 1-3 substituents independently selected from the group consisting of C1-C6alkyl, OH, O--C1-C6alkyl, halogen and CF3.
Key statement: The invention concerns a method for preparing a lubricating composition, characterized in that it comprises mixing two previously prepared oil-in-water emulsions (A) and (B): the prior emulsion (A) comprises: (a) at least a non-reactive linear polyorganosiloxane oil comprising per molecule at least 2% in number of organic substituents bound to the silicon atoms which are aryl, alkylarylene and/or arylenealkyl radicals; (b) at least a polyorganosiloxane resin bearing hydroxyl groups and comprising at least two different siloxyl units selected among those formula ([R.
It is known that this enzyme can remove relatively small alkyl substituents at the O6 position.