Heterociclos con oxígeno (O)

Applications (S)-4,4,7A-TRIMETHYL-5,6,7,7A-TETRAHYDROBENZOFURAN-2(4H)-ONE (cas# 15356-74-8) is a useful research chemical.

Applications 5-Formylfuran-2-boronic Acid Neopentyl Glycol Ester is a useful reagent in lapatinib synthesis.
References Radl, S., et al.: PCT Int. Appl. (2014), WO 2014059956 A1

Applications 2-(Ethoxymethyl)furan (cas# 6270-56-0) is a useful research chemical.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications 6-Chloro-1-benzofuran-2-carboxylic Acid is used to prepare cis-diaminocyclohexane derivatives as factor Xa inhibitors. It is also used to synthesize tachykinin NK2 receptor antagonists.
References Bioorg. Med. Chem., 17, 8206 (2009); Gensini, M., et al.: ChemMedChem, 5, 65 (2010)

Applications 2-((Tetrahydrofuran-2-yl)methoxy)phenoxy)tetrahydro-2H-pyran is an intermediate used in the synthesis of Bufetolol (B689435), a β-adrenergic blocking agent and it inhibits the activation of adenyl cyclase.
References Ikegami, K., and Imamura, H.: Yakugaku Zasshi 96, 614 (1976); Yamaji, A., et al.: Yakugaku Zasshi 105, 1179 (1985)

Applications 5-[2-(Trifluoromethoxy)phenyl]-2-furancarboxylic Acid is a reactant used in the preparation of (phenyl)-N-[(mercapto)(pyrrolyl)triazolyl]furancarboxamide and (phenoxy)-N-[(mercapto)(pyrrolyl)triazolyl]acetamide derivatives as herbicides.
References Xue, S., Lu, C.: Youji Huaxue, 28, 1083 (2008)

Applications 7-Bromo-1-benzofuran
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications 5-HYDROXY-4-PROPYL-5H-FURAN-2-ONE (cas# 78920-10-2) is a useful research chemical.

Applications cis-2,5-Dimethyltetrahydrofuran is a byproduct of the catalytic conversion of sugars and polyols to biomass-derived carbohydrates. Dihydrofuranyl derivative.
References West, R. et al.: Catalysis Today., 147, 115 (2009);

Applications Tetrahydro-3-furanmethanamine is an intermediate in the synthesis of Dinoteturan (D482100), a neonicotinoid insecticide.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Stability Moisture Sensitive
Applications 4,7-dimethyl-1,3-dihydro-2-benzofuran-1,3-dione (cas# 5463-50-3) is a useful research chemical.