Heterocycles with Oxygen (O)

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

<p>Applications (2S)-2-​Ethynyltetrahydro-​furan is a heterocyclic chemical reagent used in organic synthesis.<br></p>

<p>Applications N-(furan-3-ylmethyl)cyclohexanamine (cas# 462068-58-2) is a useful research chemical.<br></p>

<p>Applications Intermediate used to produce a variety of pharmaceutical agents, such as analgesic compounds and retinoic acid receptor (RAR) antagonists.<br>References Caldwell, J.; et al.: Bioorg. Med. Chem. Lett., 17, 2281 (2007), Tashiro, T., et al.: Biosci., Biotechnol., Biochem., 72, 2398 (2008),<br></p>

<p>Applications 2,3:5,6-Di-O-isopropylidene-alpha-D-mannofuranose (cas# 14131-84-1) is a useful research chemical.<br></p>

<p>Applications 2-((Methyldisulfanyl)methyl)tetrahydrofuran is a useful compound in organic chemistry.<br></p>

<p>Applications Used in the preparation of antifungal agents.<br>References Del Poeta, M. et al.; Antimicrob. Agents Ch., 42, 2495 (1998)<br></p>

<p>Applications (2S,3S,4R,5R)-2-(6-Amino-9H-purin-9-yl)-5-(((3-aminophenyl)thio)methyl)tetrahydrofuran-3,4-diol is an enantiomer of (2R,3R,4S,5S)-2-(6-Amino-9H-purin-9-yl)-5-(((3-aminophenyl)thio)methyl)tetrahydrofuran-3,4-diol (A577286), which an intermediate used in the synthesis of S-adenosylhomocysteine analogs with biological activities.<br>References Lawrence, F., et al.: Biochem. S-Adenosylmethionine Relat. Compd., Proc. Conf., 637 (1982); Shire, D., et al.: Nucleosides &amp; Nucleotides, 2, 21 (1983)<br></p>

<p>Applications 2,3-Dihydro-2,2,4,6,7-pentamethylbenzofuran is an 2,3-Dihydrobenzofuran derivative which is an important intermediate of medicines and agricultural chemicals.<br>References Kim, H. J., et al.: Hwahak Konghak, 43, 662-667 (2005)<br></p>

<p>Stability Air Sensitive, Unstable in DMSO<br>Applications 2,2-DIMETHYL-2,3-DIHYDRO-1-BENZOFURAN-5-THIOL (cas# 1248920-72-0) is a useful research chemical.<br></p>

<p>Applications 2,5-Diacetoxy-2,5-dihydrofuran is used as a reagent to synthesize Mexicanin H, a biologically active sesquiterpene lactone that exhibits antiparasitic activity against Trypanosoma cruzi (a parasite that causes Chagas disease)<br>References Jimenez-Ortiz, V., et al.: Parasitology, 91, 170 (2005); Romo, J., et al.: Tetrahedron Lett., No vol. given, 1029 (1966)<br></p>

<p>Impurity Darifenacin 5 Carboxymethyl Impurity/ Darifenacin Bromo Impurity<br>Applications 5-(2-Bromoethyl)-2,3-dihydrobenzofuran (cas# 127264-14-6) is a compound useful in organic synthesis.<br></p>

<p>Stability Hygroscopic<br>Applications Tetrahydrofuran-2,5-dicarboxylic Acid (cas# 2240-81-5) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,5-Dihydrofuran is used in the synthesis of Sch 38516 aglycon (fluvirucin B1) an influenza A antibiotic.<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 Tomita, K. et al.: J. Antibiot., 44, 940 (1991); Houri, A. et al.: J. Am. Chem. Soc., 117, 2943 (1995);<br></p>

<p>Applications 2-Acetylfuran is a widely used reagent in manufacturing pharmaceuticals and aroma compounds.<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 Bertero, M., et al.: Fuel, 95, 263 (2012); Dang, Q., et al.: J. Medn. Chem., 54, 153 (2011); Candu, N., et al.: Topics. Catalysis., 52, 571 (2009);<br></p>

<p>Applications (5-Formylfuran-2-yl)boronic Acid is a reagent used in Suzuki cross-couplings with deactivated aryl bromides and activated aryl chlorides.<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 Trinh, T. N., et al.: Org. Biomol. Chem., 12, 9562-9571 (2014);<br></p>

<p>Applications Tetrahydro-3-furanmethanamine is an intermediate in the synthesis of Dinoteturan (D482100), a neonicotinoid insecticide.<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></p>

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

<p>Applications 2-(Ethoxymethyl)furan (cas# 6270-56-0) is a useful research chemical.<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></p>

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

<p>Applications 2-Carboxyfuran-5-boronic acid, pinacol ester<br></p>

<p>Applications Methyl 2-Deoxy-D-erythropentafuranose 5-(2,2-Dimethylpropanoate) is an intermediate for the synthesis of 2-Deoxy-D-threopentofuranoside.<br></p>

<p>Applications 3-Furanmethanol (cas# 4412-91-3) is a useful research chemical.<br></p>

<p>Applications 2,5-Furandicarboxylic Acid Diethyl Ester (cas# 53662-83-2) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-(5-formylfuran-2-yl)benzoic Acid (cas# 88460-72-4) is a useful research chemical.<br></p>

<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>