Ví dụ về việc sử dụng Hydroxyl trong Tiếng anh và bản dịch của chúng sang Tiếng việt
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This is a beta hydroxyl acid that originates from willow bark.
The commercially used epoxy polymers aremanufactured when a compound reacts with acidic hydroxyl groups and epichlorohydrin.
By replacement of an aromatic amine by an hydroxyl group with water and sodium bisulfide in the Bucherer reaction.
The 5'-hydroxyl of the new nucleotide is blocked by DMT, preventing the addition of more than one nucleotide to each chain.
Other ions such as H3O+(hydronium), OH(hydroxyl), O2+ and Si+ are present as well.
Mọi người cũng dịch
Beta hydroxyl acid(BHA) or salicylic acid peels are not as popular as AHA peels, yet they can be equally effective and have specific advantages for some skin types.
The glycosidic bond can be formed between any hydroxyl group on the component monosaccharide.
Alpha hydroxyl acid(AHA) peels use glycolic acid as the peeling ingredient and these are considered superficial to medium peels depending on the concentration utilized.
In the substitution reaction that follows, the hydroxyl residues(-OH functional groups) are replaced by methoxide(-OCH3 groups).
Clindamycin phosphate is a water-soluble ester of thesemisynthetic antibiotic produced by a 7(S)-chloro-substitution of the 7(R)-hydroxyl group of the parent antibiotic lincomycin.
In the Fischer projection,one of the two glucose isomers has the hydroxyl at left on C3, and at right on C4 and C5; while the other isomer has the reversed pattern.
(oistros, literally meaning"verve or inspiration") and-diol, a chemical name and suffix indicating that this form of steroid andsex hormone is a type of alcohol bearing two hydroxyl groups.
Several isomers exist with the formula H-(C=O)-(CH2)-(CHOH)3- H,but in deoxyribose all the hydroxyl groups are on the same side in the Fischer projection.
However, the carboxyl group of salicylic acid The hydroxyl substitution reaction SN2, because methanol is a host of quality, very unfavorable SN1 substitution reaction, the formation of methyl salicylate, which is considered as an esterification reaction.
When experts looked at the diamond under a microscope, they discovered evidence of hydroxyl ions- which normally come from water.
Potassium humate ispolymer heterogeneous aromatic sylvine contains hydroxyl, carboxyl and other active groups, it's a high quality potassium salt of Humic Acid extracted from natural high grade Leonardite with black powder or shiny flake appearance.
The ability to quench singlet oxygen seems to be in relation with the chemical structure of catechin,with the presence of the catechol moiety on ring B and the presence of a hydroxyl group activating the double bond on ring C.[5].
The best polyhydric alcohols to use are glycerin and trimethylol propane with three hydroxyl groups, pentaerythritol and sorbitan with four hydroxyl groups, sorbitol with six hydroxyl groups, and sucrose with eight hydroxyl groups.
Tyrosine is a hydrophobic amino acid and is significantly more soluble in water than its precursor, phenylalanine,due to the thermodynamic favorability of the hydrogen bonding between the hydroxyl group of one molecule of tyrosine and the carboxyl group of another.
Sodium Humate is extracted from leonardite,which is a versatile polymer compound containing a hydroxyl group, quinine group, carboxyl group more reactive groups, with a large internal surface area, has a strong adsorption, exchange, complication,….
Carbon monoxide has an indirect radiative forcing effect by elevating concentrations of methane and tropospheric ozone through chemicalreactions with other atmospheric constituents(for example, the hydroxyl radical, OH.) that would otherwise destroy them.
Product Description Potassium humate is a kind of highpolymer heterogeneous armomatic sylvine which contains hydroxyl carboxyl and other active groups with black powder or crystal appearance It is alkaline soluble in water and has the function of….
Amino acids that have been incorporated into peptides are termed"residues" due to therelease of either a hydrogen ion from the amine end or a hydroxyl ion from the carboxyl end, or both, as a water molecule is released during formation of each amide bond.
They are formed by free radical addition of propylene oxide(PO),ethylene oxide(EO) onto a hydroxyl or amine containing initiator, or by polyesterification of a di-acid, such as adipic acid, with glycols, such as ethylene glycol or dipropylene glycol(DPG).
Autoumatie Dog Laundry use antibacterial material, only using tap water is generally configured via the innermachine produces nano bubble containing a hydroxyl group(OH group), in addition to cleaning, can reach sterilization, deodorizing antibacterial and other effects.
Super Sodium humate powder flakes industry feed additiveSodium humate is a high-molecular non-uniform hydroxyl carboxylic acid of aromatic series, in black particles or powders, soluble in water, alkaline, containing mutiple active groups including….
For example, two monomers may react where a hydrogen(H)from one monomer binds to a hydroxyl group(OH) from the other monomer to form a dimer and a water molecule(H2O).
The functional properties of CMC depend on thedegree of substitution of the cellulose structure(the number of hydroxyl groups involved in the substitution reaction), as well as the length of the structure of the cellulose chain and the degree of clusterization of carboxymethyl substituents.