Chemical Formula | C9H8N2 |
Molar Mass | 144.17 g/mol |
Appearance | Yellow to brown solid |
Melting Point | 126 - 129 °C |
Boiling Point | 333 - 334 °C |
Solubility In Water | Insoluble |
Solubility In Organic Solvents | Soluble in common organic solvents like ethanol, ether |
Odor | Odorless or faint odor |
Density | 1.24 g/cm³ |
Pka | 4.96 |
Stability | Stable under normal conditions, but may react with strong oxidizing agents |
What are the main uses of 3-aminoquinoline?
Trihydroxybenzaldehyde has a wide range of uses. In the field of medicine, it is a key intermediate in the synthesis of many drugs. For example, it can be used to prepare drugs with antibacterial and anti-inflammatory effects. Through its special chemical structure, it interacts with specific biological targets to achieve the purpose of treating diseases.
In the chemical industry, it is often used to synthesize polymer materials with excellent performance. Because trihydroxybenzaldehyde contains multiple active hydroxyl groups and aldehyde groups, it can participate in many polymerization reactions, so that the synthesized polymer materials have characteristics such as good thermal stability and mechanical properties, and are very useful in aerospace, automobile manufacturing and other fields that require strict material properties.
In the fragrance industry, it also plays an important role. Due to its unique chemical structure, it can emit a unique aroma. After blending, it can be used to make various high-end perfumes and fragrances, giving products a unique fragrance and enhancing product quality and market competitiveness.
In the agricultural field, compounds developed in part based on trihydroxybenzaldehyde have plant growth regulation effects, can regulate crop growth and development, and improve crop yield and quality.
Trihydroxybenzaldehyde has important uses in many fields such as medicine, chemicals, fragrances, and agriculture due to its unique chemical properties, and has made great contributions to promoting the development of various industries.
What are the physical properties of 3-aminoquinoline?
The fluorescence properties of 3-hydroxypropionic acid are particularly well-researched. This substance has excellent optical properties and its fluorescence properties are unique. Under suitable conditions, it can fluoresce at specific wavelengths, and the fluorescence intensity is also considerable.
Its fluorescence color is often soft and bright, or yellow-green, due to the transition of molecular structure and energy level. The distribution of electron clouds and chemical bond characteristics in the molecule have a great impact on the color and intensity of fluorescence.
Furthermore, the stability of the fluorescence of 3-hydroxypropionic acid is also a key physical property. In a conventional environment, it can maintain relatively stable fluorescence properties and is not disturbed by some weak environmental changes. In case of extreme temperature, humidity or special chemical atmosphere, its fluorescence may change.
Solubility is also an important physical property. It can be soluble in some polar solvents, such as alcohols, water, etc. This solubility is of great significance for its fluorescence effect in solution systems. In solution, the molecules can be uniformly dispersed, and then better fluorescence properties can be exhibited.
In addition, its fluorescence lifetime is also of research value. Fluorescence lifetime characterizes the length of time it remains luminous after being excited. This property is related to its performance in many fluorescence-related application fields, such as fluorescent labeling, detection, etc.
To sum up, 3-hydroxypropionic acid fluorescence, with its unique fluorescence properties, stability, solubility and fluorescence lifetime, has a position that cannot be ignored in many scientific research and practical application scenarios.
What are the chemical properties of 3-aminoquinoline?
3-Hydroxybenzaldehyde, which is an organic compound, has unique chemical properties. The properties of this substance are mostly light yellow crystalline solids at room temperature, and have certain volatility, which can be slowly sublimated in air.
When it comes to solubility, it is slightly soluble in water, but easily soluble in organic solvents such as ethanol, ether, and chloroform. This is due to the existence of hydroxyl groups and aldehyde groups in the molecule of 3-hydroxybenzaldehyde, which makes the molecule have a certain polarity. However, the non-polar structure of the benzene ring limits its solubility in water.
The chemical properties of 3-hydroxybenzaldehyde are active, and both the guyinaldehyde group and the hydroxyl group are active functional groups. The aldehyde group can undergo many reactions, such as oxidation reaction, which can be oxidized to 3-hydroxybenzoic acid; reduction reaction can also occur to generate 3-hydroxybenzyl alcohol; condensation reaction can also occur with compounds containing active hydrogen, such as alcohols, amines, etc. Hydroxyl groups can also participate in the reaction, can undergo esterification reaction, and react with acids to form corresponding esters; it can also replace with active metals such as sodium metal to release hydrogen gas.
In the field of organic synthesis, 3-hydroxybenzaldehyde is widely used and is often used as an important intermediate for the synthesis of fine chemicals such as drugs, fragrances, and dyes. Due to its special chemical properties, it can construct complex organic molecular structures through various chemical reactions. The unique chemical properties of 3-hydroxybenzaldehyde are determined by its structure, and it has an important position and wide application prospects in the fields of organic chemistry and chemical production.
What are the synthesis methods of 3-aminoquinoline?
There are several methods for the synthesis of 3-hydroxybenzaldehyde:
One is the synthesis path using m-cresol as the starting material. 3-hydroxybenzaldehyde can be prepared by the formylation reaction of m-cresol. In this reaction, trichloroacetaldehyde and sodium hydroxide are usually used as reagents. Under a specific temperature and reaction time, m-cresol and trichloroacetaldehyde undergo nucleophilic addition in an alkaline environment, and then the target product can be obtained by hydrolysis and other steps. The raw materials of this method are relatively common, and the reaction conditions are relatively mild. However, attention should be paid to controlling the reaction process to avoid side reactions and improve the yield of the product.
The second is the synthesis method using m-aminobenzaldehyde as the raw material. M-aminobenzaldehyde can be converted into 3-hydroxybenzaldehyde through diazotization and hydrolysis. First, m-aminobenzaldehyde is reacted with sodium nitrite and acid to form diazonium salts, and then the diazonium salts are hydrolyzed under appropriate conditions, and the amino groups are replaced by hydroxyl groups to achieve the synthesis of 3-hydroxybenzaldehyde. The reaction steps of this route are slightly complicated, but it is also a feasible method for those with the advantage of m-aminobenzaldehyde raw materials, and the product purity may be higher.
Furthermore, it is a synthesis method using resorcinol as the starting material. Under basic conditions, resorcinol and chloroform can be reacted by Reimer-Tiemann to introduce formyl groups to generate 3-hydroxybenzaldehyde. This reaction requires strict control of reaction conditions, such as the amount of alkali, reaction temperature, etc. Due to differences in reaction conditions, the proportion of products may vary, and chloroform is highly toxic in the reaction. Safety protection is required during operation, but its advantage is that the raw material resorcinol is relatively easy to obtain.
The above methods have advantages and disadvantages. In actual synthesis, when considering the availability of raw materials, cost considerations, product purity requirements and many other factors, the appropriate synthesis method is selected.
What are the precautions for using 3-aminoquinoline?
3-Hydroxypropionic acid fluorescence is used during use, pay attention to all things. Although its substance is a good agent, it should not be used carelessly.
First protection. This fluorescent substance may be irritating to the skin and eyes, so when using it, be sure to wear protective equipment, such as gloves, goggles, etc. If it touches the skin accidentally, rinse it with plenty of water immediately; if it enters the eyes, rinse it with water immediately and seek medical attention immediately.
Times and environment. This fluorescence may vary under specific environments, so it should be stored and used at room temperature to avoid high temperature, strong light and humidity. Store at room temperature and place in a dry and cool place. After use, store it properly, and do not expose it to the outside to prevent deterioration and affect the effect of next use.
Furthermore, be careful when operating. When using, follow the correct method, and do not change the dose and steps at will. If dilution is required, measure it with a precise device according to the specified ratio. When stirring, it should also be gentle and uniform to ensure that it is dispersed correctly.
Also, dispose of it after use. The remaining 3-hydroxypropionic acid fluorescence should not be dumped at will, and should be properly disposed of in accordance with relevant regulations. The utensils used should also be washed and dried for next use.
All these things should be paid attention to when using 3-hydroxypropionic acid fluorescence. Only by following these items can we ensure the safety of use and maximize its effectiveness.