4-ETHYLOCT-1-YN-3-OL

4-ethyloct-1-yn-3-ol can be synthesized through various methods, including alkyne hydroxylation reactions or alkyne reduction followed by oxidation to introduce the hydroxyl group.
4-ethyloct-1-yn-3-ols like this can have applications in organic synthesis, as intermediates in the production of pharmaceuticals, or in research settings for studying chemical reactions involving alkynes and alcohols.
4-ethyloct-1-yn-3-ol contains both an alkyne (triple bond) and an alcohol (hydroxyl) functional group.

CAS Number: 5877-42-9
Molecular Formula: C10H18O
Molecular Weight: 154.25
EINECS Number: 227-545-9

Synonyms: 4-Ethyl-1-octyn-3-ol, 4-Ethyloct-1-yn-3-ol, 5877-42-9, 1-Octyn-3-ol, 4-ethyl-, Ethyloctynol, 4-Ethyl-1-octyn-3-0l, 4-Ethyl-3-hydroxy-1-octyne, (2-Ethyl-1-hydroxyhexyl)acetylene, L1LYK1CE9P, DTXSID1044697, MFCD00015262, NSC-62119, EINECS 227-545-9, UNII-L1LYK1CE9P, NSC 62119, 1-Octyne-3-ol, 4-ethyl-, NSC62119, SCHEMBL179938, DTXCID9024697, Tox21_301468, AKOS006229979, NCGC00256162-01, SY053582, CAS-5877-42-9, CS-0077154, E0270, NS00022432, A869369, Q27282598, InChI=1/C10H18O/c1-4-7-8-9(5-2)10(11)6-3/h3,9-11H,4-5,7-8H2,1-2H, 1-Octyn-3-ol, 4-ethyl-;4-ETHYL-3-HYDROXY-1-OCTYNE;4-ETHYL-1-OCTYN-3-OL 97+%;4-Ethyl-1-Octyne-3-Ol;ETHYLOCTINOL;NSC 62119;TIMTEC-BB SBB005885;4-ethyl-1-octyn-3-o

4-ethyloct-1-yn-3-ol uses and applications include: Corrosion inhibitor in oil well acidizing, mild steel pickling, mild steel cleaning in acid systems; electroplating bath additive; curative for paints, elastomers, adhesives.
4-ethyloct-1-yn-3-ol consists of a chain of 10 carbon atoms (octane), with a triple bond between the first and second carbon atoms (1-yn), an ethyl group (C2H5) attached to the fourth carbon atom (4-ethyl), and a hydroxyl group (-OH) attached to the third carbon atom (3-ol).
Physical Properties: As an alcohol, 4-ethyloct-1-yn-3-ol is likely to be a colorless liquid at room temperature.

So, it's called 4-ethyloct-1-yn-3-ol because the triple bond (alkyne) is at the first carbon, the ethyl group is attached to the fourth carbon, and the hydroxyl (alcohol) group is on the third carbon of the octane chain.
They are insoluble in water but easily soluble in common organic solvents of low polarity. 
The characteristics of alkynes in chemical synthesis are due to the acidity of hydrogen atoms bonded to triple bonded carbons as well as to the triple bonds themselves. 

Addition reactions are typical of alkyne reactions; halogenation, hydrogenation, hydrohalogenation, hydration, oxidative cleavage, nitrile formation and acidity of terminal alkynes. 
Polymerization and substitution reactions are also useful in chemical synthesis.
Catalytic hydrogenation by Pt and Pd hydrogenation catalysts to produce alkanes without isolation of alkene intermediates.

4-ethyloct-1-yn-3-ol's an alcohol with a triple bond (alkyne) located at the first carbon of an eight-carbon chain, with an ethyl group (C2H5) attached to the fourth carbon. 
4-ethyloct-1-yn-3-ol is a chemical compound. 
The systematic name follows the IUPAC nomenclature rules for organic chemistry, where the numbering of the carbon chain starts from the end nearest to the functional group, which in this case is the alcohol (-OH) group. 

Catalytic hydrogenation by Lindlar catalyst to produce cis- or trans-alkenes without further reduction to alkanes Addition by electrophilic reagents.
Addition of halides (chlorine, bromine, iodine) to produce dihalogenated alkanes substituted at the solid binding site.
Addition of hydrogen halides (HCl, HBr, HI) to produce monohalogen substituted alkenes or dihalogen substituted alkanes.

Hydration of alkynes to give ketone products by the enol tautomeric intermediate step, while hydration of solid bonds gives alcoholic products (exceptionally acetylene gives acetaldehyde).
Hydroboration with disiamylborane to give ketones or aldehydes.
Oxidative cleavages of the triple bond to give carboxylic acid products with oxidizing agents (potassium permanganate and ozone).

Nucleophilic addition by sp hybrid carbon atoms of the alkyne triple bond (nitrile formation).
Nucleophilic reduction by sodium solutions in liquid ammonia to trans-alkenes.
The name of all 4-ethyloct-1-yn-3-ol ends with "-yne" by adding a prefix to indicate the location of the triple bond in the molecule.

Previously known compositions for inhibiting corrosion of aluminum surfaces when contacted with aqueous acids have been used with varying degrees of success. 
A shortcoming of these prior art corrosion inhibiting compositions is that they cease to be effective after relatively short periods of time or decompose under elevated temperature conditions, i.e. temperatures in the range. range of 125 ° to 175 ° F, or more. 
Another shortcoming of these prior art compositions is that they are not effective to a comparable degree for virtually all commonly used aluminum alloys.

The present invention relates to novel and useful compositions which can be used in acidic solutions to decrease or inhibit corrosion of aluminum in contact with acidic solutions. 
The present invention provides a corrosion inhibitor for inhibiting corrosion of aluminum and its alloys by aqueous acids, which inhibitor comprises an anionic surfactant and an acetylenic compound. 
The invention further provides a method for inhibiting corrosion of aluminum and its alloys.

The present invention is particularly useful for cleaning aluminum with aqueous acids, such as removing scale from heat exchangers, tanks, pipes, etc. aluminum, with chlorh acid diluted and to inhibit corrosion of tanks, pipes, etc. aluminum, which must contain dilute acids.
4-ethyloct-1-yn-3-ol composition and method of inhibiting corrosion of aluminum surfaces when such surfaces are contacted with aqueous acids.
Another object of the present invention is to provide an inhibitory composition and a method for inhibiting corrosion of aluminum surfaces when contacted with aqueous acids, which composition and method are effective both in low temperatures than high temperatures.

Another object of the present invention is to provide an inhibitor composition and a method for inhibiting the corrosion of aluminum and its alloys when contacted with acid solutions, in particular hydrochloric acid. 
Yet another object of the present invention is to provide an inhibitor composition and a method of inhibiting aluminum and its alloys when contacted with acidic solutions whereby a comparable degree of inhibition of aluminum. Corrosion can be obtained for the most commonly used aluminum alloys.
These objects and advantages of the present invention, as well as others, will become readily apparent from the description of the invention and the examples which follow.

However, recent studies have shown that 4-ethyloct-1-yn-3-ol has potential therapeutic and environmental applications.
There total 3 articles about 4-ethyloct-1-yn-3-ol which guide to synthetic route it. 
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology.

4-ethyloct-1-yn-3-ol is a chemical compound that belongs to the family of alkynes. 
4-ethyloct-1-yn-3-ol is a colorless liquid with a strong odor and is commonly used in the fragrance industry. 

Melting point: 1.9°C (estimate)
Boiling point: 130°C 59mm
Density: 0,873 g/cm3
refractive index: 1.448-1.453
pka: 13.09±0.20(Predicted)
form: clear liquid
color: Colorless to Light yellow to Light orange

4-ethyloct-1-yn-3-ol is a terminal alkyne, meaning it has the triple bond at the end of the carbon chain. 
This makes 4-ethyloct-1-yn-3-ol more reactive than internal alkynes. 
The presence of the hydroxyl group (alcohol) also adds to its reactivity, allowing it to participate in various chemical reactions such as nucleophilic substitution, acid-base reactions, and oxidation.

One method for synthesizing 4-ethyloct-1-yn-3-ol involves starting with an octyne compound and performing an addition reaction with ethylmagnesium bromide (Grignard reagent), followed by acidic workup to introduce the alcohol group. 
Alternatively, 4-ethyloct-1-yn-3-ol can be prepared by alkyne hydroxylation reactions using appropriate reagents under specific conditions.
The triple bond in alkynes can undergo various reactions such as addition reactions, where other atoms or groups add to the carbon-carbon triple bond, forming new bonds. 

The hydroxyl group can undergo typical alcohol reactions, including dehydration to form an alkyne or oxidation to form a carbonyl compound.
4-ethyloct-1-yn-3-ols containing terminal alkynes and alcohol groups have diverse applications. 
They can be used in organic synthesis to construct complex molecules, as starting materials for the synthesis of pharmaceuticals, agrochemicals, and fine chemicals. 

Additionally, they may serve as intermediates in the synthesis of natural products or as reagents in research laboratories.
As with handling any chemical compound, proper safety precautions should be taken. 
This includes wearing appropriate personal protective equipment, working in a well-ventilated area, and following established protocols for handling, storage, and disposal.

Depending on the synthesis method and reaction conditions, 4-Ethyloct-1-yn-3-ol may exist as a mixture of stereoisomers or exhibit stereochemistry due to the presence of chiral centers. 
Resolution of stereoisomers may be necessary for certain applications, particularly in pharmaceutical synthesis where enantiopurity is crucial.
The presence of both an alkyne and an alcohol group in 4-Ethyloct-1-yn-3-ol allows for various functional group interconversions. 

For example, the alkyne group can be converted to a variety of other functional groups such as alkenes, ketones, or carboxylic acids through appropriate chemical reactions.
4-ethyloct-1-yn-3-ols containing alkynes and alcohol functional groups can exhibit diverse biological activities. 
Therefore, 4-Ethyloct-1-yn-3-ol or its derivatives may have potential pharmacological properties that could be explored through biological assays and testing, such as antimicrobial, anticancer, or enzyme inhibitory activities.

Various analytical techniques can be employed to characterize and identify 4-Ethyloct-1-yn-3-ol, including spectroscopic methods such as nuclear magnetic resonance (NMR) spectroscopy, infrared (IR) spectroscopy, and mass spectrometry (MS). 
These techniques provide valuable information about the molecular structure, functional groups, and purity of the compound.
4-ethyloct-1-yn-3-ol should be stored in a cool, dry place away from direct sunlight and sources of heat. 

4-ethyloct-1-yn-3-ol should also be protected from moisture and air to prevent degradation or unwanted chemical reactions. 
Proper storage conditions ensure the stability and longevity of the compound for future use.
Based on a volume of 100%, a preferred composition of the present invention is composed as follows: Percent of anionic surface active agent 15-35 acetylene compound 65-85.

Another preferred composition of the present invention consists of the following: Percent - Anionic surfactant 15-35 Acetylenic compound 30-60 Nitrogenous compound 0-8 Non-acetylenic alcohol 10-50.
Yet another preferred composition of the present invention consists of the following: Percent anionic surface active agent 15-35 Acetylenic compound 30-60 Nitrogenous compound 0-8 Aldehyde 10-30 Non-acetylenic alcohol 5-15.
The non-acetylenic alcohol not only acts as a diluent and / or solubilizer, but also contributes to the corrosion inhibiting efficiency of the new composition for certain applications. 

The nitrogen compound also contributes to the corrosion inhibiting efficiency of the new composition for some aluminum alloys, as does aldehyde.
Based on 100% volume, a more specific preferred composition, sometimes referred to herein as composition A, of the present invention is as follows:

Composition A Compound Parts in percentage volume by volume CRA 1.0 30.0 Ethyl octinol 2.33 70.0.
Another preferred specific composition, sometimes referred to herein as composition B, is as follows: Composition B Parts of the compound in percentage volume by volume CRA 1.0 30.0 Ethyl octinol 1.6 49.0 Diacetone Alcohol 0.7 21.0

Uses:
4-ethyloct-1-yn-3-ol could potentially be used in the synthesis of specialty materials with tailored properties.
4-ethyloct-1-yn-3-ol is containing alkynes and alcohol groups may also find applications as catalysts in organic reactions. 
They can participate in catalytic processes, facilitating the transformation of substrates into desired products with improved efficiency and selectivity.

4-ethyloct-1-yn-3-ol can be used as a reference standard or internal standard in analytical chemistry methods such as chromatography or spectroscopy. 
4-ethyloct-1-yn-3-ol is known properties and behavior can aid in the identification and quantification of similar compounds in complex mixtures.
4-ethyloct-1-yn-3-ol is with terminal alkynes and alcohol groups may have applications in the development of agrochemicals such as herbicides, fungicides, and insecticides. 

They could potentially serve as active ingredients or intermediates in the synthesis of these agricultural products, contributing to crop protection and pest management efforts.
The reactivity of alkynes and alcohols makes them suitable for modifying surfaces of various materials. 
4-Ethyloct-1-yn-3-ol could be used to functionalize surfaces, enhancing properties such as adhesion, wettability, or biocompatibility. 

This could find applications in coatings, adhesives, biomaterials, and other surface-sensitive technologies.
4-ethyloct-1-yn-3-ols have been investigated for their potential application in organic electronics, including organic photovoltaic (OPV) devices. 
By incorporating 4-Ethyloct-1-yn-3-ol or its derivatives into organic semiconductors, researchers may explore its suitability for improving the efficiency and performance of OPV devices, contributing to renewable energy technologies.

4-ethyloct-1-yn-3-ols containing alkynes and alcohols have been studied for their potential use in chemical sensing applications. 
Functionalizing sensor surfaces with molecules like 4-Ethyloct-1-yn-3-ol could enable the detection of specific analytes through selective chemical interactions, leading to the development of sensors for environmental monitoring, healthcare diagnostics, and industrial process control.
Terminal alkynes are commonly used in transition metal-catalyzed cross-coupling reactions, such as Sonogashira coupling and Glaser coupling. 

4-Ethyloct-1-yn-3-ol could serve as a valuable substrate in these reactions, allowing for the synthesis of complex molecules with carbon-carbon bond formation under mild conditions.
Compounds with unique structural features, such as 4-Ethyloct-1-yn-3-ol, can be employed as chemical probes for investigating biological processes or molecular interactions. 
By modifying the structure or functional groups of the 4-ethyloct-1-yn-3-ol, researchers can design probes tailored to specific targets, aiding in the study of biological systems and disease mechanisms.

Alkynes can be polymerized to form polyacetylenes, which have interesting electronic and mechanical properties. 
4-Ethyloct-1-yn-3-ol could be polymerized to produce functionalized polyacetylenes, which may find applications in areas such as conductive polymers, organic electronics, and molecular electronics.
4-ethyloct-1-yn-3-ols containing alkynes are often used in bioconjugation reactions, where they can selectively react with azides via copper-catalyzed azide-alkyne cycloaddition (CuAAC) or strain-promoted azide-alkyne cycloaddition (SPAAC). 

4-ethyloct-1-yn-3-ol could be incorporated into biomolecules or used as a linker for attaching various functional groups or labels in bioconjugation chemistry.
4-ethyloct-1-yn-3-ols and alcohols can be used as functional groups in the synthesis of metal-organic frameworks (MOFs), which are porous materials with potential applications in gas storage, separation, catalysis, and sensing. 
4-Ethyloct-1-yn-3-ol could be incorporated into MOF structures to impart specific functionalities or enhance their properties for targeted applications.

By incorporating fluorescent dyes or labels onto 4-Ethyloct-1-yn-3-ol or its derivatives, it could be used as a fluorescent probe for imaging or sensing applications. 
Fluorescently labeled compounds can be employed in fluorescence microscopy, flow cytometry, biosensing, and other fluorescence-based techniques for visualizing biological processes or detecting analytes with high sensitivity.
4-ethyloct-1-yn-3-ols containing terminal alkynes and alcohol groups are valuable intermediates in the synthesis of fine chemicals, which are high-value compounds used in various industries including pharmaceuticals, cosmetics, and specialty chemicals. 

4-Ethyloct-1-yn-3-ol could be utilized in the synthesis of fragrance compounds, flavoring agents, or other specialty chemicals with specific functional groups or structural motifs.
4-ethyloct-1-yn-3-ol-containing compounds are used in bioorthogonal chemistry for labeling biomolecules, particularly proteins, through selective chemical reactions. 
4-Ethyloct-1-yn-3-ol could be conjugated to proteins or peptides for site-specific labeling, imaging, or functionalization in biological research, diagnostics, or therapeutic applications.

4-ethyloct-1-yn-3-ol can serve as a versatile building block in organic synthesis, allowing chemists to construct more complex molecules. 
4-ethyloct-1-yn-3-ol is triple bond and alcohol functional group provide opportunities for diverse chemical transformations, enabling the synthesis of a wide range of compounds including pharmaceuticals, agrochemicals, and fine chemicals.
4-ethyloct-1-yn-3-ols containing terminal alkynes and alcohol groups have been investigated for their potential pharmaceutical properties. 

They may serve as intermediates in the synthesis of biologically active molecules or as lead compounds in drug discovery efforts. 
Biological activities such as antimicrobial, anticancer, and enzyme inhibitory effects could be explored.
4-ethyloct-1-yn-3-ol can be utilized as a reagent or substrate in chemical research laboratories to study various chemical reactions and mechanisms. 

4-ethyloct-1-yn-3-ol is reactivity allows for the exploration of new synthetic routes and the development of novel chemical transformations.
4-ethyloct-1-yn-3-ol are important functional groups in materials science. 
They can be incorporated into polymers, coatings, and other materials to modify their properties, such as adhesion, toughness, or conductivity. 

Safety Profile:
4-ethyloct-1-yn-3-ol may cause irritation or dermatitis. Prolonged or repeated skin exposure may result in dryness, redness, itching, or chemical burns. 
Skin contact should be avoided, and appropriate personal protective equipment, such as gloves and protective clothing, should be worn when handling the compound.
4-ethyloct-1-yn-3-ol may cause irritation or damage to the eyes. Symptoms of eye exposure may include redness, pain, tearing, and blurred vision. 

Immediate flushing with water for at least 15 minutes is recommended in case of eye contact, and medical attention should be sought if irritation persists.
4-Ethyloct-1-yn-3-ol is likely to be flammable. 
4-ethyloct-1-yn-3-ol may form flammable vapors or gases when heated, which can ignite in the presence of a spark or flame. 

Adequate precautions should be taken to prevent ignition sources and control fire hazards.
Inhalation of vapors or aerosols of 4-Ethyloct-1-yn-3-ol may cause irritation to the respiratory tract, including the nose, throat, and lungs. 
Prolonged or repeated exposure to high concentrations may lead to respiratory irritation, coughing, or difficulty breathing.