1,2,3-Trimethoxybenzene

1% 2C2% 2C3-triacetoxy sodium borohydride, its main uses are as follows:
1% 2C2% 2C3-triacetoxy sodium borohydride is an extremely important reagent in organic synthesis. In the reduction amination reaction, it has an extraordinary effect. In this reaction, the aldehyde or ketone first condenses with the amine to form an imine intermediate, and 1% 2C2% 2C3-triacetoxy sodium borohydride can efficiently reduce the imine intermediate to the corresponding amine. Due to its mild reduction properties, it can avoid damage to other sensitive functional groups in the molecule in many organic synthesis scenarios, and then achieve selective reduction amination, which is of great significance in the fields of drug synthesis and total synthesis of natural products.
For example, in the construction process of some complex drug molecules, there are multiple functional groups in the molecule. 1% 2C2% 2C3-triacetoxyborohydride can precisely reduce the imide group without affecting other functional groups such as hydroxyl groups and ester groups, and assist in the synthesis of the target product.
In addition, 1% 2C2% 2C3-triacetoxyborohydride can also participate in some reactions involving the formation of carbon-nitrogen bonds. In some organic synthesis strategies, by ingeniously designing the reaction path and using its reducing ability to achieve the effective construction of carbon-nitrogen bonds in specific structures, it provides a powerful means for the synthesis of new organic compounds and promotes the continuous development of organic synthesis chemistry.

1%2C2%2C3-%E4%B8%89%E7%94%B2%E6%B0%A7%E5%9F%BA%E8%8B%AF%E7%9A%84%E7%89%A9%E7%90%86%E6%80%A7%E8%B4%A8%E5%A6%82%E4%B8%8B%E6%89%80%E8%BF%B0:
1%2C2%2C3-%E4%B8%89%E7%94%B2%E6%B0%A7%E5%9F%BA%E8%8B%AF%E7%9A%84%E5%90%8D%E5%AD%97%E7%A7%B0%E4%B8%BATrimethyl orthoformate, which is a colorless and transparent liquid with a special odor. The boiling point of this substance is quite low, about 102-105 ° C, so the boiling point makes it more volatile at room temperature and pressure.
Its density is smaller than that of water, about 0.96 g/cm ³. If placed in a container with water, it will float on the water surface. And it is insoluble with water, but it can be miscible with most organic solvents such as ethanol and ether. This is due to its molecular structure characteristics, which allows it to form a homogeneous system with organic solvents.
1%2C2%2C3-%E4%B8%89%E7%94%B2%E6%B0%A7%E5%9F%BA%E8%8B%AF has certain chemical stability, but under certain conditions, such as strong acids or bases, chemical reactions will occur. In case of acid, hydrolysis reaction can occur, forming formic acid and methanol and other products; in case of alkali, the reaction process is different, or its molecular structure is rearranged and other changes.
In addition, 1%2C2%2C3-%E4%B8%89%E7%94%B2%E6%B0%A7%E5%9F%BA%E8%8B%AF flammable, its vapor and air can form explosive mixtures, in case of open fire, high heat can cause combustion and explosion, in use and storage should pay special attention to fire safety, should be placed in a cool, ventilated place, away from fire and heat sources.

The chemical properties of 1% 2C2% 2C3-triethoxysilane can be investigated. This substance is active and useful in the field of organic synthesis and materials science.
View its response to water, when it encounters water, it is prone to hydrolysis and produces hydrated products. The rate of hydrolysis varies depending on the surrounding environment, such as temperature and degree of acid and base. Under the catalysis of acid or base, the hydrolysis process is more rapid, and the final product is silanol, and it is polymerized to form the structure of siloxane.
And on its response to alcohol, it can exchange with alcohol, which is the key to regulating the structure of its molecules. Different ethoxysilane derivatives can be prepared with different alcohols, and the scope of their use can be expanded.
On the grafting of organic compounds, 1% 2C2% 2C3-triethoxysilane also shows its ability. The ethoxy group on the silicon atom can be condensed with organic molecules with active hydrogen, such as alcohols and amines, so that the organic group is attached to the silane. This is a common method when preparing organic-inorganic hybrid materials, so that the material has the advantages of both.
Furthermore, its effect on surface modification is quite effective. It can be applied to the surface of glass, metal, ceramics and other materials to form a firm siloxane film through hydrolysis and polycondensation. This film can improve the wettability and adhesion of the surface of the material, which is of great benefit to coatings, adhesives and other industries.
From this perspective, 1% 2C2% 2C3 -triethoxysilane is a useful material in various fields of science and industry due to its unique chemical properties. It can open up many new avenues for use. It is waiting for scholars to explore and make good use of it.

For 1% 2C2% 2C3-triethoxysilane, there are several ways to make it. One method is to combine silicon powder with ethanol and hydrogen chloride as raw materials under specific reaction conditions. Silicon powder is pure, ethanol must also be refined, and hydrogen chloride gas should be pure and pure. First put the silicon powder in a special reactor, then slowly inject ethanol, and pass hydrogen chloride gas. Control its temperature and pressure to make the reaction stable and orderly. In this process, when the reaction image is closely observed to see if there is any abnormality. Temperature control is very important, if it is too high, the reaction speed will be difficult to make, and if it is too low, the reaction will be delayed. The pressure should also be moderate, so that the silica powder, ethanol and hydrogen chloride can be adapted to form 1% 2C2% 2C3-triethoxysilane.
Another method is to use chlorosilane and ethanol as materials. If the chlorosilane is purified, the ethanol must also be free of impurities. Add ethanol to the kettle first, and then slowly add chlorosilane. During the reaction, hydrogen chloride gas will be generated, and a device should be installed to remove it. This reaction is mild, but it must be controlled at temperature. The appropriate temperature allows the product to be pure after the reaction. After the reaction is completed, the product can be separated from the unsuitable raw materials and impurities by distillation to obtain a pure 1% 2C2% 2C3-triethoxysilane.
Furthermore, the silica ester is reacted with ethanol. The choice of silicone ester is related to the quality of the product. An appropriate amount of ethanol, the two are mixed in the device, and a catalyst is added. The amount and type of catalyst have a great impact on the reaction. Choose a good agent and control its amount, which can promote the reaction speed and increase the yield. When reacting, also pay attention to the temperature and reaction time. Stop at the right time, and refine by distillation, filtration, etc., to obtain high-purity 1% 2C2% 2C3-triethoxysilane. All kinds of production methods have their own advantages and disadvantages. When used, choose according to the situation to achieve the best results.

For 1% 2C2% 2C3-triethoxysilane, various precautions are of paramount importance during storage and transportation.
First words storage, this substance should be placed in a cool, dry and well-ventilated place. Because of its certain volatility and chemical activity, if it is exposed to high temperature and humidity, it is prone to deterioration. For example, in summer heat, if the warehouse is not cooled, the temperature is too high, or its composition changes, affecting its chemical properties. And it must be kept away from fire, heat source, cover it or be flammable, in case of open flame, hot topic, risk of fire. At the same time, it should be placed separately from oxidizing agents, acids and other substances. Because triethoxysilane comes into contact with them, it is easy to cause chemical reactions, damage its quality, and even cause danger.
As for transportation, it should not be ignored. It is necessary to ensure that the packaging is complete and well sealed. If the packaging is damaged, triethoxysilane will escape, which will not only waste materials, but also cause harm to the surrounding environment and personnel. Transportation vehicles should be equipped with corresponding varieties and quantities of fire fighting equipment and leakage emergency treatment equipment for emergencies. During driving, it is necessary to prevent exposure to the sun, rain, and high temperature. In case of long-distance transportation, especially in summer, pay attention to the temperature control in the car, and can be equipped with heat insulation and cooling devices. When transporting, you should follow the specified route, and do not stop or stay in densely populated areas and busy cities for a long time to avoid adverse effects on many people due to leakage. In this way, the safety and stability of 1% 2C2% 2C3-triethoxysilane during storage and transportation can be ensured.