Chemicals & Plastics

Pregabalin, also known as Lyrica, is a prescription drug used to treat nerve pain, epilepsy, and generalized anxiety disorder. It belongs to a class of drugs called anticonvulsants, which work by calming overactive nerves in the brain and reducing abnormal electrical activity. Pregabalin is commonly used to treat chronic pain such as diabetic neuropathy, fibromyalgia, and postherpetic neuralgia. Pregabalin powder is an anticonvulsant and analgesic medication from the gabapentinoids class of drugs that inhibit nerve activity in the brain, similar to GABA neurotransmitter. It has long been utilized as a means of treating epilepsy, neuropathy pain and anxiety-related conditions. Pregabalin powder is one of the most promising drugs in development for the treatment of epilepsy, with better efficacy and easier administration. It can also be used to treat pain and anxiety. CAS 148553-50-8 Pregabalin Applications   1. One of the main uses of pregabalin is to treat neuropathic pain, a type of chronic pain caused by damage or dysfunction of the nervous system. This may include pain from conditions such as diabetes, shingles, or nerve damage from an injury. Pregabalin works by binding to specific receptors in the brain and spinal cord, which help reduce the spread of pain signals and provide relief. 2. In addition to treating nerve pain, pregabalin is also effective in treating epilepsy. It is often used as an add-on treatment for partial seizures in adults and children over 4 years of age. By stabilizing the brain's electrical activity, pregabalin can help reduce the frequency and severity of epileptic seizures. It is important to follow your doctor's instructions carefully when taking pregabalin to treat epilepsy, because stopping the drug suddenly can increase the risk of seizures.

D-Lysergic Acid Methyl Ester is a chemical compound that falls under the category of lysergamides, which are a class of psychoactive substances known for their hallucinogenic effects. D-Lysergic Acid Methyl Ester, also known as LAMPA, is a synthetic compound derived from lysergic acid, a naturally occurring compound found in certain fungi and seeds. It is a psychoactive substance that is commonly used for research purposes and has a chemical structure similar to other lysergic acid derivatives, such as LSD. This compound is closely related to LSD (Lysergic Acid Diethylamide), a well-known psychedelic drug.  One of the key features of D-Lysergic Acid Methyl Ester is its ability to interact with serotonin receptors in the brain. Serotonin is a neurotransmitter that plays a key role in regulating mood and cognition, and many psychoactive substances, including LSD, work by modulating serotonin activity. D-Lysergic Acid Methyl Ester binds to serotonin receptors in a similar manner to LSD, which may explain its hallucinogenic effects. Research on D-Lysergic Acid Methyl Ester is still in its early stages, and much remains to be understood about its mechanisms of action and potential therapeutic applications. Some researchers are exploring the compound's potential as a treatment for various mental health conditions, such as depression, anxiety, and post-traumatic stress disorder. The hallucinogenic properties of D-Lysergic Acid Methyl Ester may offer unique therapeutic benefits, such as facilitating introspection, enhancing emotional processing, and promoting spiritual or transcendent experiences.

2-Bromo-4-Methylpropiophenone (CAS 1451-82-7) is a chemical compound with the molecular formula C10H11BrO. It is a member of the propiophenone family, which are compounds containing a propiophenone moiety with a bromine atom at the 2- position and a methyl group at the 4-position. It is a white to light yellow crystalline solid that is commonly used as an intermediate in the synthesis of various organic compounds. 2-Bromo-4-Methylpropiophenone is primarily used as a key intermediate in the synthesis of pharmaceuticals, agrochemicals, and other fine chemicals. It is often utilized as a starting material for the preparation of various compounds, including: 1. Pharmaceuticals: The compound can be used in the synthesis of pharmaceuticals, such as analgesics, antipyretics, and other therapeutic agents. 2. Agrochemicals: 2-Bromo-4-Methylpropiophenone can be employed in the production of agrochemicals like herbicides, fungicides, and insecticides, which help protect crops and enhance agricultural yields. 3. Organic synthesis: It serves as a versatile reagent for creating new organic compounds in chemical research and development. 4. Fine chemical production: The compound can be used in the production of flavors, fragrances, dyes, and other fine chemicals used in various industries.

Name: 1,4-Butanediol Synonyms butane-1,4-diol; Diol 14B; BDO; 1,4-Dihydroxybutane; 1,4- Butylene Glycol CAS 110-63-4 MF C4H10O2 MW 90.12 EINECS 203-786-5 Appreance Clear colorless liquid  Uses 1. Safe Delivery CAS 110-63-4 1,4-Butanediol BDO used as a solvent and humidifier, and also used to make plasticizers, drugs, polyester resins, polyurethane resins, etc. 2. 1,4-Butanediol has many uses. More than half of it is used in the production of tetrahydrofuran in the United States and Western Europe, followed by the production of γ-butyrolactone and polybutylene terephthalate, the latter of which is a rapidly developing engineering plastic; 1,4-butanediol is used as an Chain agents and polyester raw materials are used to produce polyurethane elastomers and flexible polyurethane foams; esters made from 1,4- butanediol are good additives for cellulose, polyvinyl chloride, polyacrylates and polyesters. Plasticizer. 1,4-Butanediol has good hygroscopicity and flexibility, and can be used as gelatin softener and water absorbent, as well as a treatment agent for cellophane and other unused paper. It can also prepare N-methylpyrrolidone, N-vinylpyrrolidone and other pyrrolidone derivatives. It can also be used to prepare vitamin B6, pesticides, herbicides and solvents, plasticizers, lubricants and humidifiers for various processes. , softness, adhesive and brightener in the electroplating industry.

2-Bromo-1-Phenyl-Pentan-1-one, also known as 2-Bromovalerophenone or α-Bromo- 4'-methylpropiophenone, is a chemical compound with the molecular formula C11H13BrO. It is a pale yellow liquid with a molecular weight of 241.12 g/mol. This compound is categorized as an aryl alkyl ketone and is commonly used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other organic compounds. Versatility in Pharmaceutical Synthesis: CAS 49851-31-2 is a unique and versatile chemical with a wide range of applications in the pharmaceutical and chemical industries. It is widely used as a key intermediate in the synthesis of various active pharmaceutical ingredients (APIs) due to its unique chemical properties. This compound is a valuable building block for the preparation of a wide range of drugs, such as sedatives, hypnotics, and analgesics. Common Name 2-Bromo-1-phenyl-1-pentanone Exact Mass 240.014969 CAS Number 49851-31-2 Molecular Weight 241.124 Density 1.3±0.1 g/cm3 Boiling Point 282.3±13.0 °C at 760 mmHg Molecular Formula C11H13BrO Melting Point N/A Vapour Pressure 0.0±0.6 mmHg at 25 °C Flash Point 42.5±7.2 °C PSA 17.07 LogP 3.6

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　　Oil seals play a vital role in preventing leaks in various types of mechanical systems. While all oil seals serve the same basic purpose—to prevent fluid leakage—there are significant differences between those designed for specialized applications like washing machines and more general-purpose oil seals. Understanding these differences can help in selecting the correct seal for specific mechanical requirements. 　　1. Operating Environment 　　The most notable difference between washing machine oil seals and regular oil seals is the operating environment. Washing machines deal with a unique combination of water, detergents, and sometimes high temperatures. Washing machine oil seals are specifically designed to withstand constant exposure to water and cleaning agents, which can break down ordinary oil seals. These seals must provide a watertight seal to prevent water from leaking into the mechanical components, ensuring the smooth operation of the washing machine. 　　On the other hand, regular oil seals are often designed to retain lubricants in an environment where the primary concern is oil leakage rather than water. While some general-purpose oil seals can handle a range of fluids, including water, they may not be engineered to resist the caustic effects of detergents or repeated water exposure. 　　2. Material Composition 　　Material selection is another critical difference between washing machine oil seals and regular oil seals. Washing machine seals are commonly made from specialized elastomers like nitrile rubber (NBR) or fluororubber (FKM), which have excellent resistance to water, detergent, and high temperatures. These materials also need to maintain their flexibility and sealing ability under frequent cycles of heating and cooling, common in washing machines. 　　Regular oil seals, by contrast, are typically made from materials like nitrile or polyurethane, which are more focused on providing resistance to oil, grease, and dust. These materials may not hold up as well in environments where water or chemical detergents are present, making them unsuitable for washing machine applications. 　　3. Seal Design and Structure 　　Washing machine oil seals often feature more complex designs, incorporating multiple sealing lips and sometimes even springs to maintain a tight seal in the fluctuating pressure and temperature conditions of a washing machine drum. The multi-lip design ensures that water is kept out of the critical components while still allowing the drum to rotate smoothly. 　　In comparison, regular oil seals usually have a simpler design, often with a single lip. While effective for general-purpose sealing of lubricants in environments like engines or gearboxes, these simpler seals may not offer the same level of protection against moisture and detergent penetration. 　　4. Durability and Lifespan 　　Because washing machines undergo frequent, heavy use—often running multiple times a week—the oil seals in these machines need to be especially durable. High durability ensures that washing machine seals can withstand not just mechanical wear and tear, but also chemical degradation over time. Regular oil seals may not face the same level of stress or chemical exposure and are generally designed with a longer lifespan in mind when used in more traditional applications. 　　5. Applications and Industry Use 　　While washing machine oil seals are primarily used in domestic appliances, regular oil seals have much broader applications across industries. They are used in automotive engines, gearboxes, hydraulic systems, and industrial machinery. Their general-purpose nature allows them to be applied in various fields, although they are not always suited for the highly specialized needs of washing machines. 　　While both washing machine oil seals and regular oil seals perform the critical function of preventing fluid leakage, their differences are substantial. Washing machine oil seals are designed to cope with water, detergents, and high-temperature environments, while regular oil seals are more focused on containing lubricants in standard mechanical systems. Understanding these distinctions is essential for ensuring the correct oil seal is used, thereby enhancing the longevity and performance of mechanical systems.

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Price：55dollars/L Place of Origin China Type Syntheses Material Intermediates Other Names 110-64-5 MF C4H802 EINECS No. 203-787-0 Application As Plasticizers, crosslinking agents Appearance Colorless Liquid CAS 110-64-5

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