Padrões Farmacêuticas

N-Carbethoxy-4-nortropinone is a high quality, reagent grade chemical that is often used as a complexing agent. It has been shown to be an excellent building block for the synthesis of other compounds and has been used in the production of speciality chemicals. N-Carbethoxy-4-nortropinone is also a versatile building block that can be used in many different types of reactions, making it an excellent reaction component. This compound is available for purchase at Sigma Aldrich with CAS number 32499-64-2.

4-Aminosalicylic acid hydrazide is a reactive functional group that is used as an intermediate in organic synthesis. It has a structural formula of C6H7N3O2 and is a white solid. 4-Aminosalicylic acid hydrazide has been shown to be highly resistant to mycobacterium avium, and can be used for the treatment of tuberculosis. The reactivity of this compound was studied by gravimetric analysis. This reaction is also degradable due to the presence of chloride ions and amido groups.

1-(4-Chlorophenyl)-2-nitropropene is a versatile building block that can be used in the synthesis of a variety of compounds. It is an aromatic compound with a molecular weight of 122.1 and chemical formula CHClNO. It has a melting point of -44°C, boiling point of 166°C, and density at 20°C of 1.11 g/mL. This product has also been shown to be useful as an intermediate or reaction component for the synthesis of polymers, pharmaceuticals, pesticides, and other organic compounds. 1-(4-Chlorophenyl)-2-nitropropene is soluble in water (10 mg/mL) and alcohols (10 mg/mL). This product is classified as not hazardous according to the Globally Harmonized System (GHS) criteria for classification and labeling of chemicals.

5α-Pregnan-3β-ol-20-one 3β-acetate is a synthetic steroid that is used to treat various neurological disorders, including dystonias, depression, and dyskinesias. It is an agonist of the GABA receptor and has been shown to have antidepressant effects in hamsters. 5α-Pregnan-3β-ol-20-one 3β-acetate has also been shown to have antiaggressive effects in mice and to decrease hormone levels in animals. The drug has been found to be safe for use in humans and does not affect fertility. 5α-Pregnan-3β-ol-20-one 3βacetate has been shown to be effective only when administered at high doses, which may be due to its poor oral bioavailability.

7,8-Dihydroxy-4-phenylcoumarin (7,8-DPC) is a coumarin derivative that inhibits human cytochrome P450 enzymes. It binds to the heme group of the enzyme and is reversible by hydroxylation. 7,8-DPC has been shown to inhibit catalytic activity in rat liver microsomes and recombinant human cytochrome P450 enzymes. This molecule has also been shown to be an irreversible inhibitor of human cytochrome P450 2C9. The carbonyl group found on the 7,8-DPC molecule's structure is responsible for its inhibitory activities.

2-Amino-5-nitro-2'-fluorobenzophenone is a prodrug that is activated by thiourea, a chemical agent that is used to break down the drug. It is an anti-inflammatory drug that acts as a selective COX inhibitor and has been shown to be effective in vivo against primary tumors. 2-Amino-5-nitro-2'-fluorobenzophenone has also been shown to have antiangiogenic properties and has been used to treat inflammatory diseases such as arthritis and psoriasis. This drug can be radiolabeled with carbon, fluorine, or iodine isotopes for use in positron emission tomography (PET) imaging of primary tumors. The drug binds to response elements on cells through electrostatic interactions between the molecular orbitals of the 2 amino groups and the nucleophilic centers of these molecules.

Please enquire for more information about Pigment Yellow 127 including the price, delivery time and more detailed product information at the technical inquiry form on this page

Tibolone is a synthetic steroidal estrogen with both estrogenic and progestogenic activity. It has been shown to be effective in the treatment of postmenopausal symptoms, especially those related to the breast. Tibolone is also used for prevention of osteoporosis and to prevent recurrence of hormone-dependent cancers such as breast cancer or endometrial cancer. Tibolone binds to both estrogen receptor subtypes (ERα and ERβ) and progesterone receptor (PR), but with higher affinity for ERβ. This leads to increased levels of circulating estradiol and progesterone when compared to other estrogens such as nomegestrol acetate or conjugated equine estrogen. The drug also decreases expression of genes that are regulated by the response element (RE) in ERβ-positive cells, which may contribute to its anti-cancer effects. Tibolone has been shown to be statistically more effective than nomegestrol acetate in reducing hot flashes

2-(4-Nitrophenoxy)ethanol (NPEO) is a water soluble, synthetic compound that has been shown to have anti-tumor properties. NPEO was found to be toxic to tumor cells in vitro and inhibits the growth of tumor cells in vivo. NPEO also inhibits the synthesis of DNA and RNA, which are important for cell division. This inhibitory effect may lead to the death of cancer cells by interfering with their ability to grow and divide.

2'-Iodoacetophenone is a bioactive molecule that reacts with boronic acids to form aryl boronic acid derivatives. This reaction can be carried out in chlorobenzene or dihedral solvents, and it is scalable and applicable to a variety of boronic acids. The product of this reaction is an organocatalyst for the synthesis of bioactive molecules. 2'-Iodoacetophenone also reacts with dipole-containing additives to form dichlorodiphenyldichloroethane, which has been used as a fungicide, insecticide, and herbicide.

Isobavachalcone is a natural compound that belongs to the group of flavonoids. It has been shown to be cytotoxic at high concentrations (e.g., 50 μM) in HL-60 cells and induce apoptosis by increasing the expression of pro-apoptotic proteins. Isobavachalcone also has anti-inflammatory properties, which may be due to its ability to inhibit the production of reactive oxygen species and increase the expression of nuclear DNA binding protein DDB2. Isobavachalcone can be used as an analytical tool for determining mitochondrial membrane potential and for identifying compounds with autophagic activity.

2,2'-Dimethylbibenzyl is a chemical compound that has been used as a precursor for the synthesis of other chemicals. It can be synthesized by reacting dodecyl chloride with an aryl halide, then reacting the product with anhydrous hydroxyl group in the presence of a radical coupling agent. The reaction products are chlorosulfonic acid and 2,2'-dimethylbibenzyl. This chemical compound is a strong electron acceptor and can help to produce radical coupling reactions. It also reacts with protonated water to form sulfoxide and trifluoroacetic acid.

Fluvastatin is a statin that lowers blood cholesterol and triglycerides by inhibiting HMG-CoA reductase, an enzyme that plays a critical role in the synthesis of cholesterol. Fluvastatin has also been shown to reduce the incidence of myocardial infarction, and to reduce atherosclerotic lesions in animal models, reducing the incidence of cardiovascular disease. Fluvastatin also has been shown to inhibit the activation of toll-like receptor 4 (TLR4) by lipopolysaccharide (LPS), which may be related to its anti-inflammatory effects. Furthermore, through lowering blood cholesterol, Fluvastatin also inhibits tubulointerstitial injury and prevents renal damage caused by high concentrations of the lipid.

All-trans-Anhydro retinol is a retinoid that is biologically active as an antioxidant, with reactive properties. It has been shown to be photodecomposable in the presence of light, and it reacts rapidly with nucleophiles. All-trans-Anhydro retinol can be used as a model system for biological studies on the mechanisms of mitochondrial membrane potential and transfer reactions. All-trans-Anhydro retinol has been shown to decrease mitochondrial membrane potential in rat liver microsomes and inhibit fatty acid synthesis in liver cells, while also being a synthetic analog of all-trans retinoic acid.

3-Phenylcoumarin is a naturally occurring compound that has been shown to have cytotoxic effects on cervical cancer cells. It is also a reactive and inflammatory agent, which can lead to the development of inflammatory diseases in humans. 3-Phenylcoumarin has been shown to inhibit the growth of cancer cells by inhibiting DNA synthesis and cell division, as well as by causing programmed cell death. This compound was found to be effective at an effective dose of 10µM in a rotarod test. The molecular modeling studies suggest that 3-phenylcoumarin binds to the active site of human liver microsomal cytochrome P450 enzymes and inhibits their activity. Viscosity has also been found to be an important factor for determining the solubility and stability of this compound.

Vanillic acid hydrazide is a multinuclear compound with condensation products. It has been shown to have antibacterial, anticancer and skeleton-related properties. Vanillic acid hydrazide is able to bind to the 4-hydroxybenzoic acid and introduce it into the cell in order to inhibit the synthesis of fatty acids. This compound also inhibits the growth of cancer cells by preventing their proliferation and proliferation by binding to DNA. Vanillic acid hydrazide may also bind to fatty acids on cell membranes, which would lead to a decrease in membrane fluidity and increase in membrane permeability, leading to cell death.

Hydrocinnamaldehyde is a reactive aldehyde that is used for the synthesis of other compounds. It can be obtained by catalyzing the oxidative cleavage of cinnamyl alcohol. Hydrocinnamaldehyde is also found in marine environments, where it reacts with oxygen to form an unstable compound called hydrocinnamic acid. Hydrocinnamic acid then undergoes an oxidation-reduction process that converts it to hydrocinnamaldehyde. Hydrocinnamaldehyde is one of two carbene precursors used in the Grubbs reaction, which allows for the selective formation of C-C bonds from alkenes and alkynes. The other carbene precursor, methyllithium, is commercially unavailable and has been replaced by hydrocinnamaldehyde as a more economical alternative in this reaction.
Hydrocinnamaldehyde can also be used to synthesize palytoxin, which is a toxic compound found in shellfish such as oysters and clams

1-(2,4-Dimethoxyphenyl)-2-nitropropene is a versatile building block that can be used in the synthesis of a wide range of compounds. It is a high quality chemical with a CAS number of 15804-78-1. This compound has been used as an intermediate to synthesize other compounds such as 2-amino-3,5,6-trimethylbenzaldehyde and 1-(2,4-dimethoxyphenyl)-2-(pyrrolidin-1-yl)propene. The compound is also useful as a reagent for reaction components in organic chemistry and biochemistry.

An endogenous retinoic acid receptor (RAR) agonist that upregulates forkhead box class O (FoxO) transcription factor. Suppresses activity and proliferation of sebaceous glands. Used for treating nodulocystic acne. Induces differentiation, neurite outgrowth and inhibits proliferation of neuroblastoma cells. A potential chemopreventive agent in non-small cell lung cancer, head and neck squamous cell carcinoma and neuroblastoma.

2-Vinylnaphthalene is a chemical compound that belongs to the group of polymers. It is a colorless liquid with a boiling point of 260°C and a molecular weight of 192.19 g/mol. 2-Vinylnaphthalene has been shown to be highly resistant to radiation and can be used in polymer matrices as an electron-donor material. The polymerized form of 2-vinylnaphthalene has high resistance to photochemical degradation, and exhibits fluorescence properties with excitation at 350 nm.
2-Vinylnaphthalene has also been studied as a model system for the study of ionizing radiation, where it was found to exhibit high activation energies for decomposition reactions.

L-Homocysteine thiolactone hydrochloride is a synthetic radiotracer. It has been used as a positron emission tomography (PET) radiopharmaceutical to image brain tumors and other cancers. L-homocysteine thiolactone hydrochloride is synthesized from L-cysteine and aluminium chloride. The yield of this reaction is usually low, but can be increased by addition of sodium hydroxide or tetrabutylammonium bromide. L-homocysteine thiolactone hydrochloride has been shown to be an effective radiotracer for the detection of cancerous tissue in the brain, breast, and prostate.

5b-Pregnan-3a-ol-20-one is a natural product that belongs to the group of steroids. It has been shown to inhibit the polymerase chain reaction in animals. The drug also inhibits pain and has been shown to be effective in models of epilepsy. 5b-Pregnan-3a-ol-20-one binds to DNA, preventing transcription and replication. It also stabilizes the surface of cells, which may be important for its uptake by cells. This compound interacts with Tlr4, which may activate immune cells and lead to seizures. 5b-Pregnan-3a-ol-20-one is oxidized by cytochrome P450 enzymes, leading to the production of hydrogen peroxide and formation of a carbonyl group on the molecule.

2-Propylglutaric acid (2PGA) is a metabolic byproduct of the metabolism of branched chain amino acids. It is found in urine samples and has been shown to cause liver lesions in rats. 2PGA is metabolized to propionic acid, which can be detected in urine as a marker for renal dysfunction. 2PGA also increases gamma-aminobutyric acid levels in the brain and may have an effect on GABAergic neurotransmission. The elimination rate of 2PGA is slower than that of propionic acid, which means that it persists longer in the body than other metabolites. This chemical ionization technique can be used to measure the concentration of 2PGA and other fatty acids in biological fluids.

2,6-Dichloro-1,5-dinitronaphthalene is an organic compound that is used as a reagent for the synthesis of other compounds. It can also be used in research for the synthesis of 2,6-dichloro-1,5-dinitronaphthalene derivatives. The CAS number for this compound is 320600-07-5. This compound is a versatile building block and has many uses as a fine chemical.

Beta-tropine is a fatty acid that is synthesized from tiglic acid. It is used in sample preparation for the determination of nitrogen and carbon content and to determine the presence of ester linkages. Beta-tropine has been shown to inhibit the activity of enzymes, such as citrate lyase and malonic acid decarboxylase, which are involved in oxidative metabolism. Beta-tropine also inhibits the activity of mt2 receptors, which are involved in the regulation of blood pressure. This drug may have physiological effects on humans because it inhibits human serum aminopeptidase, an enzyme that catalyzes the hydrolysis of peptides with basic or neutral amino acids at their carboxy terminus.

Betamethasone Valerate Impurity D is a reaction component that is used as a reagent in the synthesis of compounds with a variety of activities, including antibacterial, anti-inflammatory and antiparasitic. It is also used to create a variety of building blocks and intermediates for pharmaceuticals. Betamethasone Valerate Impurity D has been shown to be an effective anti-parasitic agent against Trypanosoma cruzi and Leishmania amazonensis in vitro.

Fluvastatin is a statin that lowers blood cholesterol and triglycerides by inhibiting HMG-CoA reductase, an enzyme that plays a critical role in the synthesis of cholesterol. Fluvastatin has also been shown to reduce the incidence of myocardial infarction, and to reduce atherosclerotic lesions in animal models, reducing the incidence of cardiovascular disease. Fluvastatin also has been shown to inhibit the activation of toll-like receptor 4 (TLR4) by lipopolysaccharide (LPS), which may be related to its anti-inflammatory effects. Furthermore, through lowering blood cholesterol, Fluvastatin also inhibits tubulointerstitial injury and prevents renal damage caused by high concentrations of the lipid.

Please enquire for more information about Thymosin α1 including the price, delivery time and more detailed product information at the technical inquiry form on this page

7-Ketocholesterol is a reactive molecule that can induce inflammation and has been shown to be associated with eye disorders. 7-Ketocholesterol is an intermediate in the biosynthesis of cholesterol and is converted to 7-keto-cholesterol by the enzyme HMG-CoA reductase. This compound has also been shown to be a potent inducer of autophagy, which is a process that degrades intracellular components. 7-Ketocholesterol binds to cell nuclei and alters their shape, which may lead to cancerous cell growth. For example, this molecule induces apoptosis in cultured human retinal pigment epithelial cells. The mechanism of action for 7-ketocholesterol involves mitochondrial membrane potential, ATP binding cassette transporters, and DNA polymerase chain reaction (PCR).

1,3-Dipropylurea is a nucleophilic organic compound. It is soluble in organic solvents such as benzyl alcohol, nitrous oxide, and ethylene glycol. It also has a constant boiling point of 215°C at atmospheric pressure. The reaction rate for the formation of 1,3-dipropylurea from benzaldehyde and propylene oxide is dependent on the solvent used. The yields are higher in polar solvents such as nitrous oxide or ethylene glycol than in nonpolar solvents like benzene or hexane. This reaction can be catalyzed by cyanoborohydride and the use of a base such as sodium hydroxide or potassium tert-butoxide speeds up the reaction rate considerably.

3-Fluorocinnamic acid is an organic compound that belongs to the class of amides. It reacts with metal ions such as copper, silver, or gold. 3-Fluorocinnamic acid has a constant boiling point and can be used in the preparation of cinnamic acid derivatives. 3-Fluorocinnamic acid also has redox potential and is used as a substrate in enzyme preparations. 3-Fluorocinnamic acid can be synthesized by hydrolysis of malonic acid and metal salts with hydrochloric acid, which then reacts with triticum aestivum. The product is purified by recrystallization from water. This compound inhibits the reaction that converts lactose into glucose and galactose, leading to the production of lactic acid from milk.

1,2,3,4-Dibenzanthracene is a polycyclic aromatic hydrocarbon that is used as a fluorescent probe in fluorescence spectrometry. 1,2,3,4-Dibenzanthracene is a substrate for cytochrome P450 enzymes. The rate of metabolism is dependent on the enzyme concentration and the pH. 1,2,3,4-dibenzanthracene has been shown to inhibit protein synthesis in rat liver microsomes and hamster V79 cells. It also binds to hematopoietic cells through receptor binding and inhibits DNA synthesis by interacting with nitrogen atoms.