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hidroxila
Catalan
hidroxil
The monovalent group -OH in such compounds as bases and some acids and alcohols.
hydroxyl
hydroxyl radical
Portuguese
hidroxila
1
In contrast, substrate analogues lacking either the phosphonate or
hydroxyl
group
were not turned over.
2
Under acidic conditions, the deprotonation site is at a
hydroxyl
group
coordinated to the metal ion.
3
The hydrogen in the
hydroxyl
group
,
as is known, may be substituted by an alkyl group.
4
The introduction of a
hydroxyl
group
at the 2-position of the ethoxy chain potentiated the activities.
5
Monatomic or monohydric alcohols contain only one
hydroxyl
group
;
diatomic, two, known as glycols (q.v.
6
Experiments with samples in D(2)O have identified the exchangeable equatorial ligand as a
hydroxyl
group
.
7
We can attribute the reduction in RD to a single BA
hydroxyl
group
on the 4' benzylidene position.
8
Compounds 4 and 5 also contain a
hydroxyl
group
at C-21.
9
Key to success was the introduction of an additional
hydroxyl
group
onto the tricyclic carbon framework of the series.
10
In contrast, the rates and affinity for CO binding are little affected by loss of the Tyr-70
hydroxyl
group
.
11
Proper stereoelectronic alignment of the diazo ester and the departing
hydroxyl
group
is necessary for productive fragmentation to occur.
12
The present study was undertaken to determine if HMF could be metabolically activated via esterification of the allylic
hydroxyl
group
.
13
They react with the
hydroxyl
group
of the active site serine residue leading to formation of a stable enzyme-inhibitor complex.
14
Additionally, the PLP
hydroxyl
group
and the carboxylic group of the amino acid can shuttle proton, thereby lowering the barrier.
15
Like DMP-30, benzyl alcohol also has a
hydroxyl
group
that can trigger curing, so it's put in the hardener tube.
16
The presence of a
hydroxyl
group
in some alkynyl side chains led to potent inhibitors of platelet aggegation induced by ADP.
Portuguese
hidroxila
Catalan
hidroxil