2-AMINO-3-CARBOETHOXY-5-NITRO THIOPHENE

2-Amino-3-ethoxycarbonyl-5-nitrothiophene, this substance has a wide range of uses. In the field of pharmaceutical synthesis, it is often used as a key intermediate. If a specific type of antibacterial drug is prepared, its structure can be modified through a specific chemical reaction to introduce other active groups, thereby constructing complex compounds with antibacterial activity and contributing to the fight against bacterial infections.
In the field of materials science, it may be used to develop new functional materials. Because its molecular structure contains specific functional groups, it can give materials unique electrical and optical properties. After rational design and synthesis, it is expected to prepare optical materials with unique responses to specific wavelengths of light, which will play an important role in optoelectronic devices such as sensors and Light Emitting Diodes.
In the field of pesticide chemistry, it also has potential uses. It can be chemically converted to prepare pesticide components with insecticidal, weeding and other activities. With its special structure and biological activity, it can inhibit and kill crop pests and weeds and ensure agricultural production.
In the path of scientific research and exploration, 2-amino-3-ethoxycarbonyl-5-nitrothiophene is like a key, opening the door to many different application fields, providing important material basis and innovation possibility for the development of medicine, materials, agriculture and other industries.

To prepare 2 - AMINO - 3 - CARBOETHOXY - 5 - NITROTHIOPHENE, there are various paths.
First, it can be achieved by a well-designed reaction sequence with suitable sulfur-containing raw materials. First, the sulfur-containing compound interacts with a reagent with a specific substituent. This process requires detailed investigation of the reaction conditions, such as temperature, pressure, and solvent selection. If the temperature is too high, side reactions may occur, and the product is impure; if the temperature is too low, the reaction rate will be delayed and take a long time. The nature of the solvent is also related to whether the reaction can proceed smoothly. The choice of polar solvent or non-polar solvent depends on the characteristics of the reactants.
Furthermore, the modification of existing thiophene derivatives can be used. First select a thiophene compound with similar structure, and then use a series of reactions such as nitrification, amination, and esterification for its specific position. When nitrifying, the nitrifying reagent should be carefully selected to control the reaction process. Due to the introduction position and quantity of nitro groups, the structure and properties of the final product have a great impact. In the amination step, attention should be paid to the activity and selectivity of the reaction to ensure that the amino group falls precisely at the target check point. In the esterification reaction, attention should be paid to the activity and reaction conditions of the esterification reagent, so that the carboxyl group and ethanol can be estered smoothly.
In addition, the separation and purification of each step of the reaction need to be considered. After each step of the reaction, methods such as extraction, distillation, and recrystallization are used to remove impurities and improve the purity of the product. When extracting, the right extractant is selected to effectively separate the product and impurities. Distillation requires fine adjustment of temperature according to the difference in boiling point of each component to achieve separation. Recrystallization requires the selection of suitable solvents to crystallize and precipitate the product under suitable conditions to achieve the purpose of purification. In this way, with careful handling of many steps, 2-AMINO-3-CARBOETHOXY-5-NITROTHIOPHENE can be successfully prepared.

2-Amino-3-ethoxycarbonyl-5-nitrothiophene, this is an organic compound. Its physical and chemical properties are as follows:
Looking at its appearance, at room temperature, it is mostly in a solid form, or a crystalline powder, and the color is usually between light yellow and yellow. This color occurs due to the interaction between the nitro group in the molecule and the conjugated system, which causes it to produce a specific absorption of visible light.
When it comes to the melting point, it is within a certain range (because the specific value will be affected by the synthesis method and impurities, it is difficult to give accurately for the time being). The existence of the melting point is due to the fact that when the temperature rises to a certain extent, the thermal motion of the molecule intensifies, which is enough to overcome the lattice energy, disintegrate the crystal structure, and then transform from solid to liquid.
In terms of solubility, it has a certain solubility in common organic solvents such as dichloromethane and chloroform. This is because the molecular structure of the compound includes both groups such as ethoxycarbonyl with certain lipophilic properties, and groups such as amino groups and nitro groups that can form intermolecular forces (such as hydrogen bonds, van der Waals forces, etc.) with organic solvents. However, the solubility in water is very small, because the hydrophobicity of the whole molecule is relatively strong, and the intermolecular forces between water molecules and the compound are difficult to overcome their own intermolecular forces. In terms of chemical properties, amino groups have certain alkalinity and can react with acids to form corresponding salts. In this process, the nitrogen atom of the amino group provides lone pairs of electrons to combine with hydrogen ions ionized by the acid. Ethoxycarbonyl can undergo hydrolysis, and under acidic or basic conditions, hydrolysis can generate corresponding carboxylic acids and ethanol. Nitro is a strong electron-absorbing group, which reduces the electron cloud density of thiophene rings, making it more prone to electrophilic substitution reactions, and the substitution positions are mostly affected by the localization effects of nitro and other substituents. Due to these unique physical and chemical properties, 2-amino-3-ethoxycarbonyl-5-nitrothiophene is often used as a key intermediate in the field of organic synthesis for the preparation of many compounds with biological activities or special functions.

I look at your question, but I am inquiring about the price range of 2 - AMINO - 3 - CARBOETHOXY - 5 - NITROTHIOPHENE in the market. Sadly, I am not in charge of prices, and it is difficult to know the situation of the world's market. If you want to get this price, you can go to the chemical raw material market, chemical reagent business, and ask the shopkeeper there, or you can know the general idea.
Or you can look for it in the books and files of the market, and look at the records of past transactions, and you can also get the price of the past, so as to deduce the approximate price of today. And in this world, with network access, you can search for this product on various chemical trading platforms, or you can see the price quoted by the merchant, and in general, you can also know the price range.
However, the price of chemical products often varies with time, place, quality, and quantity, or with the supply and demand of the city and the amount of goods. To get an accurate price, you need to personally search for it and ask people in the industry before you can get a detailed number to clarify the range of its price.

There is no shortage of manufacturers of 2-amino-3-ethoxycarbonyl-5-nitrothiophene in this world. In the field of Guanfu Chemical Industry, various manufacturers have shown their ability to produce this product for various needs.
In the land of the East, there is a factory number called "Huachuang Chemical", which is skilled in the production of chemical raw materials. The factory has been studying the synthesis technology for many years, and has used exquisite methods to produce 2-amino-3-ethoxycarbonyl-5-nitrothiophene. The quality of its products is quite considerable, and the production capacity is also abundant, which is enough to meet the needs of many merchants in the city.
There is "Ruida Chemical", and it is also a producer of Siwu. This factory takes science and technology as the guide and invests heavily in research and development. It is used in the manufacture of 2-amino-3-ethoxycarbonyl-5-nitrothiophene, and adopts novel processes to make the products have better properties. In the market, its name is gradually emerging, and its reputation is growing, and the products it produces are sold all over the world.
In Western countries, there are also manufacturers involved in this. "Ouchuang Chemical Group" has long been famous in the chemical industry. Its production of 2-amino-3-ethoxycarbonyl-5-nitrothiophene is based on strict regulations and meticulous work. Its products have won the trust of customers around the world with high purity and excellent quality.
There is also "Meiyuan Chemical Company", focusing on Chemical Products Research & Development and Production. Its production of 2-amino-3-ethoxycarbonyl-5-nitrothiophene, combined with advanced concepts and technologies, produces high-quality products, and occupies a place in the international market.
Looking at the universe, these manufacturers, either with their superb skills or advanced techniques, apply their strengths to produce 2-amino-3-ethoxycarbonyl-5-nitrothiophene, in order to meet the needs of all parties and promote the prosperity of the chemical industry.