diol


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Related to diol: Polyol, idol

di·ol

 (dī′ôl, -ŏl)
n.
An alcohol, such as ethylene glycol or catechol, containing two hydroxy groups per molecule.

diol

(ˈdaɪɒl)
n
(Chemistry) chem any of a class of alcohols that have two hydroxyl groups in each molecule. Also called: glycol or dihydric alcohol
[from di-1 + (alcoh)ol]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.diol - any of a class of alcohols having 2 hydroxyl groups in each molecule
alcohol - any of a series of volatile hydroxyl compounds that are made from hydrocarbons by distillation
References in periodicals archive ?
Samples 2 and 4-6 reduced the molecular weight of polyether diol to achieve increasing crosslink density.
Figure-2 showed the comparison of degradation of PAH diol epoxides in extracellular medium of both models.
A niger transformed ([+ or -]) cis nerodilol (51) into (Z)-3,7-11-trimethyl-1,6 dodecadien-3,10,11-triol (52) and (6Z, 10E)-3,7,11-trimethyl-1,6,10-dodecatrien-3,12 diol (53) (Scheme 18).
Para los productos elucidados por espectrometria de masa, se plantearon tres mecanismos de reaccion designados como 1-1', 1-2' y 2-2' respectivamente, que difiere en la posicion de los grupos OH que interactuan y cuyas vias de reaccion se propusieron con base en calculos computacionales, ya que no fue posible seguir la cinetica de descomposicion del diol experimentalmente.
Addition of saccharin (one of the reaction products), at constant NCSA and diol concentration, decreases the rate of reaction.
The researchers found that phenanthrene quickly formed toxic diol epoxide.
Polycarbonate diol is one of the core products of Ube Industries in the fine chemicals segment, and is mainly used as a polyol component for the principal raw materials in polyurethane.
After that, the quantitative analytical determination of diol using HPLC in both phases (normal and reverse).
For poly(lactide) triol and PCL diol synthesis, glycerol and 1,4-butane diol were used as D,L-lactide and [epsilon]-caprolactone polymerization initiators.
2], (P-P = bulky chelating diphosphine ligand) of this type being employed in polyol transformations have been reported in the academic [3] as well as the patent literature [4,5] in the past few years, but to date their successes have been limited to the hydrogenation of terminal diol model systems, while their effectiveness with glycerol and higher polyols has so far been marginal.
The polymers were synthesized by a nucleophilic activated aromatic substitution reaction of an aromatic diol compound and 4,4'-dichloro diphenylsulfone (2,3).