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Friday, May 30, 2025

2-Aminothiazole is mainly used in the synthesis of nitrosulfathiazole, sulfathiazole, sulfasuxidinum, carbothiachemicalbookzol,phthalylsulfath iazole,oxyquinolinephthalysulfathiazole, salazosulfathiazole, and sulfathiazole. Brand: Soarwin CAS No.: 96-50-4 EC Number: 202-511-6 Molecular Formula...

Friday, May 30, 2025

2-Thiomethylpyrimidine-4-carboxylic acid is a heterocyclic derivative and can be used as an intermediate in organic synthesis. Brand: Soarwin CAS No.: 1126-44-9 Molecular Formula: C6H6N2O2S Density: 1.45±0.1 g/cm3(Predicted) Melting point: 208-210 °C (decomp) Boiling point: 378.4±15...

Friday, May 30, 2025

An intermediate of berberine hydrochloride (berberine hydrochloride). Brand: Soarwin CAS No.: 4439-02-5 EC Number: 224-655-9 Molecular Formula: C9H7NO2 Density: 1.270±0.06 g/cm3(Predicted) Melting point: 43-45 °C(lit.) Boiling point: 135-140°C 5mm Flash point: >230 °F Location : No...

Friday, May 30, 2025

Important pharmaceutical intermediates, used in the manufacture of berberine and dopamine, etc. Brand: Soarwin CAS No.: 1653-64-1 Molecular Formula: C9H12ClNO2 Density: 1.225 Melting point: 216-218 °C(lit.) Boiling point: 166°C Location : No. 10-11, Building 4, Zhongyu Duhui First Station...

Friday, May 30, 2025

Tetraacetyl ribose is an important intermediate in the production of the antiviral drug triazole riboside in the pharmaceutical industry. It is mainly used to synthesize the broad-spectrum antiviral drug ribavirin and is also the starting material for the synthesis of nucleoside compounds...

Friday, May 30, 2025

用于医学和生化研究。 品牌： Soarwin CAS 号：66-22-8 EINECS编号：200-621-9 分子式： C4H4N2O2 密度： 1.4421 （粗略估计） 熔点：>300 °C （lit.） 沸点：209.98°C （粗略估计) Location : No. 10-11, Building 4, Zhongyu Duhui First Station, Longxi Street, Yubei District, Chongqing, 401120 Chongqing, Contact : Shakira Xia, +15 2 82...

Friday, May 30, 2025

叶酸可改善巨幼红细胞性贫血，孕妇摄入安全量的叶酸可预防血管硬化，预防胎儿畸形、早 产;此外，孕妇需要在怀孕的前三个月开始补充叶酸，以满足妊娠期的需要，因为一般叶酸 摄入人体 4 周后转化才能起到生理作用。哺乳期妇女可以通过补充叶酸来促进乳汁分泌。补充叶酸可改 善舌红肿痛、精神抑郁、疲劳、失眠;预防肠道寄生虫和食物中毒;促进皮肤健康，口腔粘 膜溃疡的繁殖;与泛酸和对氨基苯甲酸合用，可防止白发;身体虚弱时服用可促进食欲。 品牌： Soarwin CAS 号：59-30-3 EINECS编号：200-419-0 分子式： C19H19N7O6 密度： 1.4704 （粗略估计）...

Friday, May 30, 2025

Cyanoacetic acid, a compound with the formula NCCH2COOH, was first synthesized in the late 19th century as chemists explored derivatives of acetic acid. Cyanoacetic acid is characterized by the presence of both a cyano group (CN) and a carboxyl group (COOH), making it a versatile...

Friday, May 30, 2025

Ethyl cyanoacetate may be used in the synthesis of ethyl glyoxylate. It was used to investigate the Knoevenagel condensation reactions in microreactor using zeolite catalysts obtained by grafting amino groups onto NaX and CsNaX zeolites. Brand: Soarwin CAS No.: 105-56-6 EC number...

Friday, May 30, 2025

Methyl cyanoacetate is an intermediate in the preparation of α-cyanoacrylate, malononitrile, 1,1-cyclohexanediacetic acid dye. It is used as UV absorber or stabiliser, intermediate for pharmaceuticals. It may be used in the synthesis of various 1,2,5-tricarbonyl compounds. Brand: Soarwin CAS No...

Friday, May 30, 2025

Diisopropyl malonates may be used in the synthesis of : • 3-substituted coumarins • 2-carboisopropoxy-3-hydroxyquinoxaline-d i-N-oxide • 2-carboisopropoxy-3-hydroxy-6-methoxylqu inoxaline-di-N-oxide Diisopropyl Malonate is a disinfection byproduct of Isoprothiolane (I874300); a dithiolane...

Friday, May 30, 2025

Diethyl malonate is the diethyl ester of malonic acid. It naturally occuring in grapes and strawberries, is widely used in the manufacture of pharmaceuticals, antioxidants, and dyes. Diethyl malonate is used in organic synthesis for the preparation of alpha-aryl malonates, mono-substituted...

Tuesday, May 27, 2025

Quantity : 1 - Price : 600,00 €

Nlb-500 Portable Petrol Engine Rail Impact Wrench is used for tightening and loosening sleeper bolts, hook-bolt nuts, etc. With two stroke petrol engine and 18kg lightweight can achieve easily vertical and horizontal wrenching tasks. PRODUCT SPECIFICATIONS Model NLB-500 Type...

Tuesday, May 27, 2025

Quantity : 1 - Price : 550,00 €

Digital Switch Rail Height Gauge For Railway Switch and Crossing Wear Measurement Switch Rail Height Gauge is mainly used to measure the descent height value of the switch rail relative to the basic rail and point rail relative to the wing rail . This instrument has the features of...

Tuesday, May 27, 2025

Quantity : 1 - Price : 650,00 €

Digital Rail wear gauge（rail head loss gauge also call it rail profile gauge）is mainly used to measure the vertical wear and lateral wear of the rail head.The reasonable design makes it light,convenient operation and intuitive reading . Features 1. Digital rail wear gauge with direct...

Tuesday, May 27, 2025

Price : 800,00 €

数字式轨道辙叉磨损仪 800 数显辙叉磨耗仪用于测量辙叉心轨与翼轨在任意断面的垂直磨损值，也可用于测量心轨相对 于翼轨的减少值。 规格 模型 LJ-ZCM-A 类型 数字式轨道辙叉磨损仪 材料 不锈钢 尺寸（长 x 宽 x 高）（毫米） 380*166*25毫米 测量范围 0~40毫米 分数值 0.01毫米 示值误差 ≤±0.15毫米 工作温度 -10℃~+40℃ 主尺测量范围 0~380毫米 Location : Room 1007, Block B, Building 1, Huagong Science Park...

Tuesday, May 27, 2025

Quantity : 1 - Price : 160,00 €

The analogue mechanical track gauge is used for measuring ： Track gauge Check rail gauge Back to back distance Superelevation Features 1.This track gauge is used to measure the railway speed is not greater than 160km/h line. 2. In the measurement process is simple, fast, the workers...

Tuesday, May 27, 2025

Quantity : 1 - Price : 6 000,00 €

用于轨道几何测量的数字式滚动轨距规 便携式滚动轨距仪专为测量轨距和超高而设计。该设备轻巧、可靠且易于使用，提供无与伦 比的测量精度。 软件系统支持存储和分析测量数据。它可用于轨道检查和轨道维护。 它便于携带，支持夜间和隧道施工，即使在阳光直射下也清晰易读，是轨道微调、轨道施工 、检查和铺设的理想测量工具。 特点 ：1. 大型 LED 背光显示屏：特别适用于白天户外和漆黑的夜晚 2.快速校准操作：简单的 测量过程 3.大容量电池：待机时间长 4. 测量准确：保持长期稳定性 5、温度 补偿：工作温度为-30～+55℃ 6.绝缘设计 7.抗电磁干扰 8.防水：可在雨天使用 9...

Tuesday, May 27, 2025

Quantity : 1 - Price : 6 000,00 €

Portable Rolling Track Gauge is mainly used for railway track gauge and super-elevation(cant), check rail gauge and back to back distance measurement.It can be used for track inspection and fine adjustment of rail gauge.This product has the advantages of fast measuring speed, stable pushing rod...

Saturday, May 24, 2025

Diethyl malonate is the diethyl ester of malonic acid. It naturally occuring in grapes and strawberries, is widely used in the manufacture of pharmaceuticals, antioxidants, and dyes. Diethyl malonate is used in organic synthesis for the preparation of alpha-aryl malonates, mono-substituted...

Tuesday, May 20, 2025

Sodium hydroxide is one of the most commonly used chemicals. It is widely used and is essential for many industrial processes: it is often used in the manufacture of wood pulp paper, textiles, soaps and other cleaning agents, and is also used in household alkaline drain cleaning products...

Tuesday, May 20, 2025

In agricultural analysis, it is used as a developing agent for paper chromatography and for the analysis of the amino acid content in rice. Amide has active reactivity and special solubility. It can be used as a raw material for organic synthesis, a paper treatment agent, a softener...

Tuesday, May 20, 2025

Used as pharmaceutical and pesticide intermediates, gas chromatography stationary liquid and preparation of insecticides. Brand: Soarwin CAS No.: 103-63-9 EC Number: 203-130-8 Molecular Formula: C8H9Br Density: 1.355g/mLat 25°C(lit.) Melting point: -56 °C Boiling point: 220-221°C(lit...)

Tuesday, May 20, 2025

It is used to make reactive dyes, softener VS and medicines such as thiophene, imidoquinone, etc. It can also be used in medicines and pesticides. Brand: Soarwin CAS No.: 108-91-8 EC Number: 203-629-0 Molecular Formula: C6H13N Density: 0.867g/mLat 25°C(lit.) Melting point: -17 °C Boiling point...

Tuesday, May 20, 2025

​​​​​​It is mainly used for decarbonization of synthesis gas, electron tubes, glass, enamel, printing and dyeing, welding rods, film development, inorganic salts and raw materials for the glass shell of picture tubes. Impure potassium carbonate is commonly known as grass alkali, tung...

Tuesday, May 20, 2025

2-Thiomethylpyrimidine-4-carboxylic acid is a heterocyclic derivative and can be used as an intermediate in organic synthesis. Brand: Soarwin CAS No.: 1126-44-9 Molecular Formula: C6H6N2O2S Density: 1.45±0.1 g/cm3(Predicted) Melting point: 208-210 °C (decomp) Boiling point: 378.4±15...

Tuesday, May 20, 2025

N,N-Dimethylformamide is referred to as DMF. It is a compound formed by replacing the hydroxyl group of formic acid with dimethylamine. It is a good solvent for many polymers such as polyethylene, polyvinyl chloride, polyacrylonitrile, polyamide, etc. It can be used for wet spinning...

Tuesday, May 20, 2025

Pyrrolidine, with the chemical formula C4H9N, is a colorless or yellow liquid with a special smell. It turns yellow easily when exposed to light or moist air. It is easily soluble in water and ethanol. It is corrosive and flammable. Tetrahydropyrrole has the properties and reactions...

Tuesday, May 20, 2025

5-Bromo-1-pentene has been used to synthesize a variety of compounds, including DL-tissue toxins and benzophenone-containing fatty acids, 7α-(3-carboxypropyl)estradiol, etc. Brand: Soarwin CAS No.: 1119-51-3 EC Number: 214-281-4 Molecular Formula: C5H9Br Density: 1.258 g/mL at 25 °C (lit...)

Tuesday, May 20, 2025

It is used as an acid, chelating agent, antioxidant synergist, flavor enhancer, quick-acting leavening agent, acidic substance, and food coloring diluent. Brand: Soarwin CAS No.: 87-69-4 EC Number: 201-766-0 Molecular Formula: C4H6O6 Density: 1.76 Melting point: 170-172°C(lit.) Boiling point...