WIDELY - 13155 Annonces

Thursday 03 July 2025

N-Methylpyrrolidone (NMP) is a polar, non-proton transfer solvent. It has low toxicity, high boiling point and outstanding solvency. The advantages of high selectivity and good stability. Widely used in aromatics extraction, acetylene, olefins, diolefins purification, polyvinylidene...

Wednesday 02 July 2025

Quantité : 1kg; 25kg;

Acrolein, also known by its systematic name propenal, is a highly reactive unsaturated aldehyde with the molecular formula C₃H₄O. It was first identified in the 19th century by the decomposition of fats and glycerol, where it was noted for its strong, pungent odor. Acrolein's reactivity...

Wednesday 02 July 2025

Quantité : 1kg; 25kg;

Glutaraldehyde, with the chemical formula C5H8O2, is a widely used compound. Glutaraldehyde was first synthesized in the early 1950s when researchers were searching for an effective sterilant and fixative for biological specimens. Its discovery marked a major advancement in chemical...

Wednesday 02 July 2025

Phenacetin, a widely used analgesic and antipyretic drug, was first synthesized in 1878 by Harmon Northrop Morse. Derived from p-phenetidine, phenacetin's structure was confirmed through chemical analysis and testing. By 1887, it was introduced into the market by Bayer and quickly...

Wednesday 02 July 2025

This product is an important organic chemical raw material, which can be used to make acetamide, acetoacetate, methyl heptenone, etc. It is widely used in flavors, paints, medicines, high-grade inks, collodion, nitrocellulose, artificial leather, dyes and other industries. It is one...

Wednesday 02 July 2025

n-Heptane is a typical non-polar solvent, commonly used as a standard for determining octane number, an anesthetic, organic synthesis raw material, etc. It is also widely used in the pharmaceutical, pesticide, rubber synthesis, chemical fiber synthesis, reagents, electronic cleaning...

Wednesday 02 July 2025

N,N-dimethylacetamide, also known as acetyl dimethylamine, acetyl dimethylamine, or DMAC for short, is a non-proton, highly polar solvent with a slight ammonia smell. It has a strong solubility and can dissolve a wide range of substances. It can be miscible with water, aromatic compounds...

Tuesday 01 July 2025

Quantité : 1kg; 25kg;

1-(3,5-Dichloro-4-fluorophenyl)-2,2,2-tr ifluoro-ethanone is a chemical compound of interest due to its unique structure and potential applications in various fields of organic synthesis and materials science. This compound consists of a trifluoroethanone group attached to a phenyl...

Tuesday 01 July 2025

Quantité : 1kg; 25kg;

Calcium Levomethylfolate is a biologically active form of folate, the calcium salt of L-methylfolate. It is an essential compound in the fields of nutrition and medicine, notable for its role in various biological processes. Calcium Levomethylfolate was born out of research into the...

Tuesday 01 July 2025

Quantité : 1kg; 25kg;

Uracil was first discovered in 1900 by German chemist Robert Behrend. Its name is derived from the Greek word "ouron," meaning urine, because uracil was originally isolated from urine. This pyrimidine derivative was subsequently recognized as an essential component of ribonucleic acid (RNA)...

Tuesday 01 July 2025

Quantité : 1kg; 25kg;

Cholesterol, also known as cholesterol, is a derivative of cyclopentane polyhydrophenanthrene. It is an important component of various membrane structures of human cells and nerve myelin sheaths. It is widely present in animals, especially in the brain and nerve tissues. It is also...

Tuesday 01 July 2025

Thymalfasin is a protein and peptide hormone produced by the superficial cortex and medullary epithelial cells of the thymus with immune-enhancing function, it is an acidic peptide consisting of 28 amino acids, it is a kind of biological response modifier, with a wide range of biological...

Tuesday 01 July 2025

O-methyl-2-(2-aminoethyl)-pyrrolidine, also known as 1-methyl-2-aminoethylpyrrolidine, is a widely used pharmaceutical intermediate. After the hydrogen on the nitrogen is replaced, it can be made into a series of new drugs. Most of these drugs are 5-HT receptors and can treat insomnia...

Saturday 28 June 2025

Quantité : 1kg; 25kg;

Ethanol is a type of and the main component of wine. It is also commonly known as and liquor. It is neutral. Ethanol is flammable and is a commonly used fuel, solvent and disinfectant. It is also used in organic synthesis. Industrial contains a small amount of toxic methanol. Medical...

Saturday 28 June 2025

Quantité : 1kg; 25kg;

Sodium hyaluronate, also known as sodium hyaluronate, is a physiologically active substance widely present in the human body. It is a high-molecular-weight straight-chain mucopolysaccharide composed of disaccharide units composed of glucuronic acid and acetylhexosamine, with a molecular...

Saturday 28 June 2025

Quantité : 1kg; 25kg;

Dimethyl sulfone is an organic sulfide that enhances the body's ability to produce insulin and promotes the metabolism of sugars. It is a necessary substance for the synthesis of human collagen. It can promote wound healing and can also play a role in the synthesis and activation of vitamin B...

Saturday 28 June 2025

Anesthetic effect: Tianeptine sulfate is widely used as a short-term anesthetic in surgery. It helps patients quickly enter a state of unconsciousness by suppressing the activity of the central nervous system, thereby enabling painless surgery or operations. Sedation: Tianeptine sulfate...

Saturday 28 June 2025

In industry, sodium hydroxide is usually referred to as caustic soda, or called fire alkali or caustic lime. This is because when a relatively concentrated sodium hydroxide solution splashes onto the skin, it can corrode the epidermis and cause burns. It has a dissolving effect on...

Saturday 28 June 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...

Friday 27 June 2025

Quantité : 1kg; 25kg;

- chloroacrylonitrile is a colorless liquid, widely used in medicine, photosensitive materials intermediate raw materials. As an important pesticide intermediate, it is mainly used to synthesize arylpyrrolidinitrile insecticides and fungicides. Brand: Soarwin CAS No.: 920-37-6 Molecular...

Friday 27 June 2025

Quantité : 1kg; 25kg;

4-fluorophenol is a fluorophenol that is phenol in which the hydrogen para- to the hydroxy group has been replaced by a fluorine. 4-Fluorophenol is a fluorinated phenolic compound with various applications as a starting reagent for synthesizing pharmaceuticals. It is a widely used...

Friday 27 June 2025

Quantité : 1kg; 25kg;

As a kind of collagen peptide, collagen tripeptide is also widely used in nutrition and health food. Collagen tripeptides have special functions, such as promoting skin and bone repair, promoting mineral element absorption, antioxidant and other functions determine its diverse applications...

Friday 27 June 2025

Berberine is the main active ingredient extracted from the rhizomes of Coptis, goldenseal family. It exists in the form of quaternary ammonium salt in nature, and its hydrochloride is commonly used in clinic. Berberine hydrochloride has many pharmacological effects such as anti-microbial...

Friday 27 June 2025

Metildienobetaine is a protein-anabolic steroid, which is widely used in postoperative muscle growth and regeneration, new metabolism, and prevention of osteoporosis, etc. Brand: Soarwin CAS No.: 303-42-4 EC number: 206-141-6 Molecular Formula: C27H42O3 Density: 1.05±0.1 g/cm3(Predicted)...

Friday 27 June 2025

Trenbolone (TRE) is a widely used steroid anabolic hormone. It is a chemically synthesized derivative that is structurally and functionally similar to human male hormone testosterone. It can promote protein synthesis, increase appetite, enhance muscle growth, and facilitate the deposition...

Friday 27 June 2025

Phenacetin, a widely used analgesic and antipyretic drug, was first synthesized in 1878 by Harmon Northrop Morse. Derived from p-phenetidine, phenacetin's structure was confirmed through chemical analysis and testing. By 1887, it was introduced into the market by Bayer and quickly...

Friday 27 June 2025

Ethyl 4,4,4-trifluoroacetoacetate is a transparent colorless to light yellow liquid used as pesticide intermediates. As a fine intermediate, it is widely used in the synthesis of fluorine-containing pesticides, pharmaceuticals and organic intermediates; an important intermediate...

Friday 27 June 2025

Potassium tert-butoxide is a white to off-white liquid, which is widely used as a strong base in the reactions of condensation, rearrangement and ring-opening in the organic synthesis of chemicals, pharmaceuticals and pesticides. It is used in pesticides, pharmaceuticals, printing and dyeing...

Friday 27 June 2025

Sodium tert-butoxide is a white to off-white powder, widely used as a strong base in chemical, pharmaceutical, pesticide and organic synthesis in condensation, rearrangement and ring opening reactions. Stable at room temperature and pressure, avoid contact with strong reducing agent...

Thursday 26 June 2025

Benzoyl chloride is a colorless to slightbrown liquid with a strong, penetrating odor. Benzoyl chloride is widely utilized for the synthesis of peroxides. It is employed in the production of dyes and perfumes. It also serves in the manufacturing of pharmaceuticals and resins. Benzoyl...