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(Z)-3-Methylpent-2-en-4-yn-1-ol , also known as β- Hydroxyl isovaleraldehyde is an organic compound containing hydroxyl and carbon carbon double bonds. The molecular structure contains a carbon carbon double bond, a hydroxyl group, and a methyl group. One of the characteristics of this compound is its carbon carbon double bond, which participates in multiple chemical reactions. Usually a colorless to light yellow liquid with a specific odor. Under different temperature and pressure conditions, it may exhibit different physical states. Under certain conditions, it may be unstable and prone to chemical reactions such as oxidation or polymerization. Its high electrical resistivity in solid state indicates that it is a good insulation material. In addition, the compound may also have specific electron transfer properties, which are related to its molecular structure and electrical environment. Thermal stability is related to the interactions between molecules and the stability of chemical bonds. During heating, the compound may undergo reactions such as decomposition or oxidation, so it is necessary to control the heating rate and temperature to avoid loss.
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Chemical Formula |
C6H8O |
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Exact Mass |
96 |
|
Molecular Weight |
96 |
|
m/z |
96 (100.0%), 97 (6.5%) |
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Elemental Analysis |
C, 74.97; H, 8.39; O, 16.64 |
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Morphological |
powder |
|
Color |
white |
|
Melting point |
2700 ° C (lit.) |
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Boiling point |
171 ° C |
|
Density |
0.940 |
|
Storage conditions |
sealed in dry, 2-8 ° C |
|
solubility alcohol |
solublesoluble 40 parts of solvent |
|
Acidity coefficient ( pKa ) |
13.80 ± 0.10 (predicted) |
|
Flash point |
65 ° C |
|
Refractive index |
1.4445-1.4465 |
|
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A specific step for the synthesis method of (Z)-3-Methylpent-2-en-4-yn-1-ol.
Formaldehyde and acetone condensation: HCHO + CH3COCH3 → CH3COCH2CHO
Dehydration to produce butanone alcohol: CH3COCH2CHO → CH3COCH2CH=CH2
Reaction between liquid ammonia and metallic calcium: Ca + 2NH3 → Ca (NH2) 2
Amino calcium acetylation: Ca(NH2)2 + CH3COCl → Ca(CH3COO2 +2NH3
(1) Formaldehyde acetone condensation: Mix formaldehyde and acetone, and undergo condensation reaction at specific temperature and pressure to generate intermediates.
(2) Dehydration to produce butanone alcohol: Under the action of a catalyst, the product of the above reaction is dehydrated to obtain butanone alcohol.
(3) Salt precipitation: Separation of butanone alcohol from the reaction solution by adding salt substances.
(4) Dry butene ketone: Dry butene ketone to remove moisture and other volatile substances.
(5) Reaction between liquid ammonia and metallic calcium: Liquid ammonia is added to a reaction tank containing iron nitrate, while metallic calcium is added to generate amino calcium through the reaction.
(6) Acetylation of amino calcium: The generated amino calcium is further acetylated to obtain calcium acetylene.
(7) Reaction with methyl vinyl ketone: Mix calcium acetylene with methyl vinyl ketone and react to produce calcium acetylene alcohol salt.
(8) Hydrolysis: Hydrolyze the generated calcium salt of acetylene alcohol to obtain acetylene alcohol.
(9) Volatile ammonia: Volatile ammonia in acetylene alcohol is treated to make it more pure.
(10) Water gas distillation: Separation and purification of acetylene alcohol through water gas distillation.
(11) Neutralization: Neutralize acetylene alcohol with sulfuric acid and convert it into the corresponding salt substance.
(12) Substitution: Perform a substitution reaction on the above-mentioned salt substances to obtain hexacarbon alcohol.
(13) Extraction: Extract hexacarbon alcohol with chloroform for further purification.
(14) Wash with saturated sodium bicarbonate solution to neutral: Wash the extracted mixture with saturated sodium bicarbonate solution until it becomes neutral.
(15) Recycling chloroform: Recycling chloroform used in the extraction process.
(16) Coarse distillation: crude distillation is carried out on the processed substance to preliminarily separate hexanol and other impurities.
(17) Distillation: Distillation treatment is carried out on the crude six carbon alcohol to further purify and obtain high-purity six carbon alcohol.
(18) Solvent recovery: Recovering solvents used in the distillation process.
(19) Crude oil distillation: Distilling crude oil to separate components with different boiling points.
(20) Distillation to produce hexamethanol: Distill the separated components to produce hexamethanol.
Through the above steps, high-purity hexacarbinol and hexamethanol products can be obtained. It should be noted that specific operating conditions (such as temperature, pressure, reaction time, etc.) and factors such as reagent purity and feed ratio may affect the experimental results. It is recommended to carry out the experimental operation under the guidance of professional personnel.
(Z)-3-Methylpent-2-en-4-yn-1-ol, also known as β- Hydroxy isovaleraldehyde is an organic compound with a specific molecular structure and reactivity. Due to its unique chemical structure and reactivity, this compound has played an important role as a research tool in the field of scientific research.
1. Research on chemical reaction mechanism:
(1) Intermediate detection: β- Hydroxy isovaleraldehyde can serve as an analog or probe for certain chemical reactions, helping researchers better understand the properties and behavior of intermediates during the reaction process. By observing the behavior of the compound in the reaction, in-depth insights into the reaction mechanism can be provided.
(2) Reactivity research: This substance can be used to explore the activity of chemical reactions, understand which functional groups are involved in the reaction, and the stereochemical characteristics of the reaction. This has important guiding significance for understanding how reactions proceed and how to design and optimize new reactions.
2. Research on synthesis methods:
New synthesis strategy development: can be used to develop new organic synthesis methods and strategies. By studying the reactions carried out, new synthesis steps or pathways can be discovered, which can be used to prepare compounds with specific structures and properties.
3. Research on catalysts and catalytic mechanisms:
Catalyst screening: In catalyst research, it can be used as a model substrate to screen and evaluate the activity of different catalysts in specific reactions. By comparing the effects of different catalysts β- The reaction effect of hydroxyisovaleraldehyde can screen out catalysts with high activity.
4. Material synthesis and performance research:
(1) Polymer material synthesis: It can be used as a raw material or monomer to synthesize polymer materials. By reacting with other polymers, polymer materials with specific structures and properties can be prepared, such as functional polymers, polymer membranes, etc.
(2) Material performance testing and characterization: This product can be used to study and characterize the properties and characteristics of the synthesized materials. By testing its reactivity with other compounds, the chemical properties, reactivity, and potential application value of the material can be understood.
5. Research on Biomolecular Interactions:
Drug design and simulation: can serve as model compounds for drug design, used to simulate and study the interactions between drugs and biomolecules. By observing the interaction between the compound and biological targets, useful information can be provided for drug design and optimization.
In the food industry, (Z) -3-methylpent-2-en-4-yn-1-ol is widely used in various fruity and spicy food spices. With the continuous improvement of consumers' requirements for food aroma and flavor, the food flavoring industry is also constantly innovating and developing. (Z) The unique odor characteristics of 3-methylpent-2-en-4-yn-1-ol make it widely applicable in food flavorings. For example, adding an appropriate amount of (Z) -3-methylpent-2-en-4-yn-1-ol to foods such as fruit juice, jam, and candy can give the product a richer fruity aroma; In seasonings such as chili sauce and Sichuan pepper oil, it can enhance the spicy flavor of the product.
In the cosmetics and daily necessities industry, (Z) -3-Methylpent-2-en-4-yn-1-ol is also widely used in various perfume, shower gel, shampoo and other products. These products have high requirements for aroma and flavor, requiring unique, long-lasting, and stable aroma characteristics. (Z) The addition of -3-methylpent-2-en-4-yn-1-ol can bring a fresh, fruity or spicy aroma to these products, enhancing their user experience. For example, adding an appropriate amount of (Z) -3-Methylpent-2-en-4-yn-1-ol in perfume can make perfume have more unique fragrance characteristics; Adding it to shower gel and shampoo can bring consumers a more pleasant bathing experience. In addition to the food industry, cosmetics and daily necessities industry, it can also be used in other industries that need spices and essence. For example, in the tobacco industry, it can be used to produce tobacco essence with special aroma characteristics; In oral care products, it can add a fresh and fruity scent to toothpaste, mouthwash, and other products.
Scope of sales channels
(Z) 3-Methylpent-2-en-4-yn-1-ol is an important organic compound with wide applications in chemical synthesis and pharmaceutical fields. The following is a detailed analysis of its sales channel scope:
Sales channel type
Direct sales
Direct sales refer to manufacturers selling products directly to end-users or distributors without any intermediate links. For the specialized chemical (Z) -3-methylpent-2-en-4-yn-1-ol, manufacturers may directly sell it to large pharmaceutical companies, research institutions, or users in specific industries to ensure product quality and service professionalism.
Distributor Sales
Distributor sales refer to manufacturers selling products to end users through distributors. Distributors usually have a wide sales network and customer resources, which can effectively promote products to various markets. In the field of chemical sales, distributors play an important role. They can not only help manufacturers expand their market share, but also provide professional sales and technical support services. For (Z) -3-methylpent-2-en-4-yn-1-ol, distributors may sell it to small and medium-sized pharmaceutical companies, laboratories, or research institutions.
Online sales
Definition: Online sales refers to the way of selling products through the Internet platform. With the development of e-commerce, more and more chemicals are being sold through online channels. For the professional chemical (Z) -3-methylpent-2-en-4-yn-1-ol, although online sales may not be the main channel, manufacturers or distributors can expand their sales channels by establishing official websites or joining third-party e-commerce platforms, making it convenient for customers to purchase and query product information.
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