S-3-Hydroxytetrahydrofuran [1]English name: S-3-hydroxytetrahydrofuranChinese aliases: (S)-(+)3-hydroxy-tetrahydrofuran; (S)-(+)-3-Hydroxytetrahydrofuran; (S)-3-Hydroxytetrahydrofuran;S-3-Hydroxytetrahydrofuran; Afatinib intermediatesSYNONYMS: (S)-(+)-3-HYDROXY TETAHYDRO FURAN; (S)-(-)-3-HYDROXY TETRAHYDRO FURAN; S-(+)-3-HYDROXYTETRAHYDROFURAN; (S)-3-Hydroxyterthydrofurane; S-(+)-3-Hydroxytetrahydofuran; (2S)-2-Hydroxy-1,4-epoxybutane; (3S)-3-Hydroxytetrahydrofuran; (2S)-1,4-Epoxy-2-hydroxybutane; Afatinib intermediatesCAS:86087-23-2Molecular formula: C4H8O2Molecular weight: 88.11Assay: 98%Pro
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Appearance: White crystalline.Melting Point: 210 °C (subl.) (lit.)Flash point 198 °CStorage conditionsKeep in dark place,Inert atmosphere,Room temperatureMorphological crystalline powderColor: off-white to yellowish-beigePH 2.0 (100g/l, H2O, 20°C)Water solubility is easily soluble in water.Detection Method: HPLCBRN3684904InChIKeyXGAFCCUNHIMIRV-UHFFFAOYSA-NCAS DataBase Reference7379-35-3EPA Chemical Substance Information 4-Chloropyridine hydrochloride (7379-35-3)apply4-chloropyridine hydrochloride is an important intermediate in organic synthesis, which is widely used in the preparation of new
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Clonazepam , with the system C15H10ClN3O3 , is a benzodiazepine tranquilizer. Clinically, it is commonly used for: (1) therapy of epilepsy and convulsions, which are advantageous for all kinds of epilepsy, in particular for small seizures and myoclonic seizures. Intravenous therapy of popularity epilepticus. (2) Treatment of anxiousness and insomnia. (3) It is additionally high quality for choreas.
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Anilidine, additionally acknowledged as aminobenzene, is an natural compound, chemical components C6H7N, is a colorless oily liquid, heated to 370 °C decomposition, barely soluble in water, soluble in ethanol, ether and different natural solvents.Aniline is one of the most vital amines. It is in general used in the manufacture of dyes, drugs, resins, and can additionally be used as rubber vulcanization accelerators. It itself can additionally be used as a black dye.
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Mercaptoacetic acid, is an organic acid, chemical formula is C2H4O2S, is a colorless transparent liquid, has a strong unpleasant odor, miscible with water, miscible in ethanol, ether, soluble in ordinary solvents, rapid oxidation in air, in case of open flame, high heat energy combustion and release of highly toxic hydrogen sulfide gas, mainly used as blanket finishing agent and cold scalding liquid raw materials.Physical and chemical propertiesDensity: 1.326g/cm3Melting point: -16 °cBoiling point: 220 °cFlash point: 126°CRefractive index: 1.505 (20°C)Appearance: colorless transparent liquidSo
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Guanidine acetate glycine and its derivatives, functional accelerator, does not contain any illegal drugs, no toxic substances, safe to use without discontinuation period.Appearance shape: white or yellowish powder, the carrier will cause the appearance color to change, but does not affect the effect of the product.Mechanism of action Guanidinoacetic acid is a precursor to creatine. Phosphocreatine containing high phosphate group transfer potential energy is widely present in muscle and nerve tissues, and is the main energy supply substance in animal muscle tissues.
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Chinese name: citric acidChinese synonyms citric acid / citric acid; Citric anhydride; Citrate, anhydrous; Citric acid standards; Citric acid, ACS grade; Citric acid anhydrous, water-contained; Citric acid, anhydrous, ACS grade; Anhydrous citric acid standardEnglish name CitricacidEnglish synonyms BETZ6251; BETZ0623; BORICACID-POTASSIUMCHLORIDE-SODIUMHYDROXIDEBUFFER; BUFFERCONCENTRATE,PH7.00; BUFFERCONCENTRATE,PH8.00; BUFFERCONCENTRATE,PH9.00; BUFFERCONCENTRATE,PHOSPHATE/SODIUMHYDROXIDE; BUFFERCONCENTRATE,POTASSIUMCHLORIDE/SODIUMHYDROXIDECAS number 77-92-9The molecular formula is C6H8O7Molecul
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Salicylic acid, a sort of natural acid, chemical method C7H6O3, is a white crystalline powder, barely soluble in bloodless water, effortlessly soluble in warm water, ethanol, ether and acetone, soluble in warm benzene, commonly used as medicine, spices, dyes, pesticides, rubber components and different essential uncooked substances of great chemicals.1.
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Salicylic acid, a kind of organic acid, chemical formula C7H6O3, is a white crystalline powder, slightly soluble in cold water, easily soluble in hot water, ethanol, ether and acetone, soluble in hot benzene, mainly used as medicine, spices, dyes, pesticides, rubber additives and other important raw materials of fine chemicals.1.
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Purpose 1used as pharmaceutical uncooked materials, fitness care products, intermediates, meals additives, etcPurpose 2D-ribose is an vital issue of nucleic acid, the genetic fabric in residing organisms, which occupies a pivotal function in the metabolism of nucleosides, proteins and fats, and has necessary physiological features and huge software prospects.
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Pharmacology and toxicologyThis product is an amide neighborhood anesthetic.
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Purpose 1Biochemical studies, adrenocorticosteroid drugs.Purpose 2Glucocorticoids have four major effects: anti-inflammatory, anti-allergic, anti-toxin, and anti-shock.Purpose 3The adrenal cortex secretes the main glucocorticoid, which has three times the anti-inflammatory power of corticosterone.Refer to quality standardsThe content is 96%-104%, mp212-220°C, the specific rotation [α] 20D+161°-+169°, the absorbance coefficient (A) is 428-450, and the content of impurities such as loss on drying and burning residue is detected.
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Imidazole, molecular formula C3H4N2, is an organic compound, a type of diazole, a five-membered aromatic heterocyclic compound containing two meta-nitrogen atoms in its molecular structure.
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TriacetateGlyceryl triacetate is an organic compound with a C9H14O6 molecular formula, colorless and odorless oily liquid, miscible with ethanol, ether, chloroform and benzene, slightly soluble in water and carbon disulfide. Used as cigarette filter binder and fragrance fixative, solvent, toughening agent. And can be used in cosmetics, casting, medicine, dyes and other industries.
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Sodium hyaluronate, chemical formula (C14H20NO11Na)n, is an inherent component of the human body, is a glucuronic acid, no specific species, it is widely present in placenta, amniotic fluid, lens, articular cartilage, skin dermis and other tissues and organs. It is distributed in the cytoplasm and interstitium, which lubricates and nourishes the cells contained in it and the cellular organs themselves.It also provides a microenvironment for cell metabolism.
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Pharmacology and toxicologyWhen the plasma awareness exceeds 5 μg·mL-1, convulsions can occur, and at low doses, it can promote the outflow of K+ in myocardial cells, minimize the auto-discipline of the myocardium, and have anti-ventricular arrhythmic effect; At therapeutic doses, there is no full-size impact on the electrical endeavor of cardiomyocytes, atrioventricular conduction and contraction of myocardium; Further enlarge in blood awareness can reason slowing of cardiac conduction velocity, atrioventricular block,
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Sulfadiazine is an organic compound with a molecular formula of C10H10N4O2S, white or off-white crystals or powders, odorless, tasteless, and gradually darkened when exposed to light. Almost insoluble in water, soluble in boiling water (1:60), slightly soluble in ethanol and acetone, insoluble in chloroform and ether, soluble in dilute hydrochloric acid, sodium hydroxide solution or ammonia solution. Melting point 252~256 °C (simultaneous decomposition). Its sodium salt is white crystalline powder, odorless, slightly bitter taste. Gradient brownish upon light.
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Pharmacology and toxicologyThis product is an amide local anesthetic. After blood absorption or intravenous administration, it has obvious excitation and inhibition biphasic effect on the central nervous system, and there can be no precursor excitement, when the blood concentration is low, analgesia and drowsiness, and the pain threshold is increased; With the increase of dose, the effect or toxicity increases, and there is an anticonvulsant effect at the concentration of subtoxic blood drugs; When the blood concentration exceeds 5 mg·mL-1, convulsions can occur.
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Alprazolam, is an organic compound with the formula C17H13ClN4, mainly used for the treatment of anxiety, depression, insomnia, can be used as an anti-panic drug, but also can relieve acute alcohol withdrawal symptoms, can also have a good therapeutic effect on drug-induced intractable hiccups.Pharmacological actionThis product is a new BDZ class drug, with similar pharmacological effects as diazepam, with anxiolytic, antidepressant, sedative, hypnotic, anticonvulsant and muscle relaxant effects.
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Chinese name Ethyl trifluoroacetoacetateEnglish name Ethyl 4,4,4-trifluoroacetoacetateChinese alias ethyl 4,4,4-trifluoroacetoacetate | 4,4,4-TrifluoroacetylEnglish aliases more Ethyl trifluoroacetoacetate physicochemical propertiesDensity 1.3±0.1 g/cm3boiling point 129.5±0.0 °C at 760 mmHgMelting point -39 °CMolecular Formula C6H7F3O3Molecular weight 184.113flash point 28.9±0.0 °CExact Mass 184.034729Chinese name Ethyl trifluoroacetoacetateEnglish name Ethyl 4,4,4-trifluoroacetoacetateChinese alias ethyl 4,4,4-trifluoroacetoacetate | 4,4,4-TrifluoroacetylWear antistatic overalls and rubb
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Chinese name Ethyl trifluoroacetoacetateEnglish name Ethyl 4,4,4-trifluoroacetoacetateChinese alias ethyl 4,4,4-trifluoroacetoacetate | 4,4,4-TrifluoroacetylEnglish aliases more Ethyl trifluoroacetoacetate physicochemical propertiesDensity 1.3±0.1 g/cm3boiling point 129.5±0.0 °C at 760 mmHgMelting point -39 °CMolecular Formula C6H7F3O3Molecular weight 184.113flash point 28.9±0.0 °CExact Mass 184.034729Chinese name Ethyl trifluoroacetoacetateEnglish name Ethyl 4,4,4-trifluoroacetoacetateChinese alias ethyl 4,4,4-trifluoroacetoacetate | 4,4,4-TrifluoroacetylEnglish alias Ethyl trifluo
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Alprazolam, is an natural compound with the components C17H13ClN4, commonly used for the cure of anxiety, depression, insomnia, can be used as an anti-panic drug, however additionally can relieve acute alcohol withdrawal symptoms, can additionally have a true therapeutic impact on drug-induced intractable hiccups.Pharmacological actionThis product is a new BDZ category drug, with comparable pharmacological outcomes as diazepam, with anxiolytic, antidepressant, sedative, hypnotic,
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Chinese name: tripropylene glycolEnglish name: Tripropylene glycolAlias: H[OC2H3(CH3)]3OHEnglish synonyms: Tripropylenglycol; TRI(PROPYLENE GLYCOL); Tripropyleneglycol,90%; Tripropylene glycol 97%; Tripropylene Glycol Twothe three glycol reduction; Tripropylene Glycol(isomer mix.); 1,1'-(Propylenedioxy)dipropan-2-ol; tripropyleneglycol,mixtureofisomers; [(methylethylene)bis(oxy)]dipropanolChinese Name: Tripropylene glycolChinese synonyms: tripropylene; Diols; Dipropylene glycol; Tris(propylene glycol); trimer 1,2-propanediol; Tripropylene glycol (mixture of isomers); Dipropylene glycol (mi
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