Heterocycles with Oxygen (O)

<p>Applications Dibenzo[b,d]furan-2-sulfonic acid (cas# 83863-63-2) is a useful research chemical.<br></p>

<p>Applications 5-Formylfuran-2-boronic Acid Pinacol Ester could be useful for the diastereoselective synthesis of cyclic peptide macrocycles via Petasis borono-Mannich reaction<br>References Yamaguchi, A., et al.: Chem. Commun. (Cambridge, U. K.), 55, 10567 (2019)<br></p>

<p>Applications 5-hydroxy-2,5-dihydrofuran-2-one (cas# 14032-66-7) is a useful research chemical.<br></p>

<p>Applications 4,5-Dimethyl-3-hydroxy-2(5H)-furanone is a fragrant compound that is a key indicator of maple syrup urine disease, a disorder affecting newborn children that is the result of its inability to properly metabolize Valine (V094205), Leucine (L330110) and Isoleucine (I820175). 4,5-Dimethyl-3-hydroxy-2(5H)-furanone is naturally found in fenugreek seeds, and is an odourant present in sherry wines.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Blank, I., et al.: Prog. Flav. Prec. Stud., No vol. given, 103 (1993); Guerra, P. &amp; Yaylayan, V.: J. Agr. Food Chem., 59, 4699 (2011); Mackenzie, D. &amp; Woolf, L.: Brit. Med. J., 1, 90 (1959); Podebrad, F., et al.: J. Inh. Metab. Dis., 22, 107 (1999)<br></p>

<p>Applications 3-{4-[(furan-2-ylmethyl)sulfamoyl]phenyl}prop-2-enoic acid (cas# 391229-93-9) is a useful research chemical.<br></p>

<p>Applications 5-(Aminomethyl)furan-2-carboxylic Acid Hydrochloride is a useful reagent in the preparation of novel heteroaromatic substrates of GABA aminotransferase.<br>References Hawker, D. D., et al.: Bioorg. Med. Chem., 20, 5763 (2012)<br></p>

<p>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.<br>References Bioorg. Med. Chem., 17, 8206 (2009); Gensini, M., et al.: ChemMedChem, 5, 65 (2010)<br></p>

<p>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.<br>References Ikegami, K., and Imamura, H.: Yakugaku Zasshi 96, 614 (1976); Yamaji, A., et al.: Yakugaku Zasshi 105, 1179 (1985)<br></p>

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

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