Organoboranes

<p>Applications 1,1,1,5,7,7,7-Heptamethyl-3,3-bis[(trimethylsilyl)oxy]tetrasiloxane is used in the analysis of organosilicon compounds (eg hexamethyldisiloxane) using gas chromatography or mass spectrometry.<br>References Wurst, M., et al.: Chromatographia, 6, 359 (1973), Wurst, M.: Chemicky Prumysl, 22, 124 (1972)<br></p>

<p>Applications (4-((4aR)-7-(Benzyloxy)-3,4,4a,5-tetrahydro-2H-chromen-3-yl)phenoxy)(tert-butyl)dimethylsilane is an protected intermediate in the synthesis of isoflavone Daidzein (D103500) related compounds.<br></p>

<p>Applications 4-[[[(1,1-Dimethylethyl)diphenylsilyl]oxy]methyl]-2,2-dimethyl-1,3-dioxolane is an intermediate in the synthesis of 1,2-Dioleoyl-rac-glycerol (D482175), which is an analog of 1,3-Dioleoylglycerol (D484210) which is used in the synthesis of amphiphilic gadolinium complexes as MRI contrast agents.<br>References Accardo, A., et. al.: J. Mater. Chem. B., 1, 617 (2013)<br></p>

<p>Applications Ethynyltrimethylsilane is used in the production of novel histone deacetylase inhibitors for the treatment of Freidreich’s ataxia. It also aids in the preparation of conjugated polymers with sn anthracene backbone.<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 Xu, C. et al.: Pharmaceu. 4, 1578 (2011); Kobayashi, E. et al.: J. Polym. Sci. Part A: Polym. Chem., 28, 2641 (1990);<br></p>

<p>Stability Air Sensitive, Moisture Sensitive<br>Applications It is used for synthesis of unsymmetrical biaryls via aromatic C-H borylation-cross-coupling sequence.<br>References Stephens, T. et al.: Org. Lett., 19, 3498 (2017);<br></p>

<p>Applications Benzothiophene-5-boronic acid<br></p>

<p>Applications 4-(2-Ethoxy-2-oxoethoxy)phenylboronic acid<br></p>

<p>Applications Nitro(trimethylsilyl)acetylene acts as a reagent in the synthesis, reactions, complexes, and properties of nitroalkynes as a unique class of energetic materials. Synthesis of nitro(trimethylsilyl)acetylene.<br>References Windler, G. K., et al.: Synthesis, 46, 2383 (2014); Schmitt, R. J., et al.: Synthesis, 2, 123 (1986)<br></p>

<p>Applications Trimethylboroxin (50% Solution in THF) is used in a diverse array of areas, including as a polymerization additive. Trimethylboroxin is also used in the preparation of CBS catalysts for asymmetric reductions.<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 Gilmore, N., et al.: Tetrahedron Asy., 14, 2115 (2003); Najera, C., et al.: Adv. Synth. Catal., 346, 1798 (2004);<br></p>

<p>Applications tert-Butyl-(3-iodo-1,1-dimethyl-propoxy)-dimethyl-silane (cas# 105262-85-9) is used as a reagent in the preparation of Methyl Acetoacetate.<br>References Heslin, J. C., et al.: J. Chem. Soc. [Perkin 1]. 6, 1417 (1988)<br></p>

<p>Applications 3-O-tert-Butyldimethylsilyl-cholest-5-ene-3-ol 24-(2-hydroxyisopropyl) 24-Phenyl Sulfinate is an intermediate in the preparation of Campesterol (C155360).<br></p>

<p>Applications 4-Carboxymethylphenylboronic acid<br></p>

<p>Applications Tetrabutylammonium tetrafluoroborate (cas# 429-42-5) is a useful research chemical.<br></p>

<p>Applications N-Propylboronic Acid is a chemical reagent used in the synthesis of pharmaceutical agents such as inhibitors of mTOR for use in anti-tumor treatments. Also used to synthesize endothelial lipase inhibitors<br>References Takeuchi, C. et al.: J. Med. Chem., 56, 2218 (2013); O'Connell, D. et al.: Bioorg. Med. Chem. Lett., 22, 1397 (2012);<br></p>

<p>Applications Methylboronic Acid is a methylated derivative of boronic acid, a building block towards various intermediates in suzuki coupling.<br>References Baker, J. O., et al.: Biochem.. 22, 2098 (1983); Garner, C.W., et al.: J. Biol. Chem., 255, 5064 (1980)<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 1-Butenylboronic Acid is a reagent used in the synthesis of polyene natural products.<br>References Lee, S. J., et al.: J. Am. Chem. Soc., 130, 466-468 (2008)<br></p>

<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 TETRAMETHYLAMMONIUM BOROHYDRIDE (cas# 16883-45-7) is a useful research chemical.<br></p>

<p>Applications tert-Butyl (Trimethylsilyl)acetate is used to prepare lithium enolates, and is also a useful synthetic intermediate.<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 Rathke, M. &amp; Elghanian, R. tert-Butyl Trimethylsilylacetate In Handbook of Reagents for Organic Synthesis: Reagents for Silicon-Mediated Organic Synthesis; Fuchs, P.; Wiley, 2011; 147-148<br></p>

<p>Applications Nitrosyl Tetrafluoroborate is a reagent in the formation of miRNA-34a-conjugated magnetic nanovectors which shows therapeutic effects by inhibiting cellular migration and invasion through CD44 gene suppression.<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 Lee, H., et al.: J. Nanosci. Nanotechnol., 16, 12939-12946 (2016);<br></p>

<p>Applications 4-tert-Butoxyphenylboronic Acid is a compound used in the preparation of nitrophenylphenol via cross-coupling reaction of nitrohalobenzenes with phenylboronic acids and deprotection.<br>References Kumamoto, N., et al.: Preparation of nitrophenylphenol, JP 2001055360 (2001);<br></p>

<p>Applications m-Carborane, 98% (cas# 16986-24-6) is a useful research chemical.<br></p>

<p>Applications 2-(Ethenyloxy)-1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilane is a useful reagent for organic synthesis used as a reagent in aldol cascade reactions.<br>References Boxer, M., et al.: Journal of the American Chemical Society, 128, 48 (2006);<br></p>

<p>Applications 3-(2-Hydroxypropan-2-yl)phenylboronic acid<br></p>

<p>Applications 4-(Cyanophenyl)boronic Acid Pinacol Ester is used to prepare arylparacyclophanes via Suzuki aryl cross-coupling of bromoparacyclophane with arylboronic acid and arylboronates. It’s also used to prepare tyrosine-modified analogs of α4β7 integrin inhibitor biotin-R8ERY.<br>References Roche, A., et al.: Org. Biomol. Chem.,, 3, 515 (2005); Papst, S., et al.: Bioorg. Med. Chem., 20, 5139 (2012)<br></p>

<p>Applications 2,5-Dimethylthiophene-3-boronic acid<br></p>

<p>Applications 2-Cyclohexylvinylboronic Acid is used in the synthesis of vinylbenziodoxolones, a novel type of hypervalent iodine(III) reagents.<br>References Stridfeldt, E., et al.: Chem. Eur. J., 22, 16066-16070 (2016)<br></p>

<p>Applications 4-Acetylphenylboronic acid4-Acetylphenylboronic Acid is used in several metal catalyzed cross-coupling reaction studies.<br>References Saito, S., et al.: J. Org. Chem., 2, 8024 (1997); Sakai, M., et al.: Organomet., 16, 4229 (1997); Molander, G., et al.: J. Org. Chem., 68, 4302 (2003);<br></p>

<p>Applications (3-Aminopropyl)trimethoxysilane is used in the synthesis of aspirin imprinted polymer on silica gel surface and appreciation on drug sustained release. Fluorine-doped; lectin functionalized ZnO nanoarrays as 3D nano-biointerface for bacterial detection.<br>References Lu, P., et al.: Gaofenzi Cailiao Kexue Yu Gongcheng, 33, 130 (2017); Zheng, L., Talanta, 167, 600 (2017)<br></p>

<p>Applications (4-Ethynylphenyl)trimethylsilane (cas# 16116-92-0) is a useful research chemical.<br></p>

<p>Applications 3-(N,N-Dimethylamino)phenylboronic Acid (cas# 178752-79-9) is a compound useful in organic synthesis.<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 Trichloro[2-(chloromethyl)-2-propen-1-yl]silane is an intermediate used in the synthesis of 2-​(Chloromethyl)​allyl-​trimethylsilane (C371430), which is one of the reagents to synthesize Leucasandrolide A Macrolide (I) via Mukaiyama aldol coupling.2-​(Chloromethyl)​allyl-​trimethylsilane was used in catalytic Sakurai reaction of α,​β-​enones.<br>References Kopecky, D., et al.: J. Am. Chem. Soc., 123, 8420 (2001).Lee, P., et al.: J. Org. Chem., 66, 8646 (2001).<br></p>

<p>Applications Thiazol-4-ylboronic acid (cas# 1016642-07-1) is a useful research chemical.<br></p>

<p>Applications 2-tert-Butyldimethylsilyloxyethyl Tosylate is an intermediate in the synthesis of Everolimus (E945400), which is Everolimus Macrolide immunosuppressant; Everolimus is a derivative of Rapamycin. Everolimus inhibits cytokine-mediated lymphocyte proliferation.<br>References Dumont, F.J., et al.: Curr. Opin. Invest. Drugs, 2, 1220 (2001), Kovarik, J. M., et al.: Clin. Pharmacol. Ther., 69, 48 (2001), Nashan, B., et al.: Ther. Drug Monit., 24, 53 (2002),<br></p>

<p>Applications Di(p-anisyl)iodonium Tetrafluoborate (cas# 1426-58-0) is a compound useful in organic synthesis.<br></p>

<p>Stability Moisture Sensitive<br>Applications 2-phenyl-2-[(trimethylsilyl)oxy]acetonitrile (cas# 25438-37-3) is a useful research chemical.<br></p>

<p>Applications trans-Campestanyl 3-(4-(tert-Butyldimethylsilyl)oxy)-ferulate is an intermediate used in the synthesis of trans-Campestanyl Ferulate (C155308), which is used for synthesis of trans-feruloyl-β-sitostanol.<br>References Condo, A., et al.: J. Agric. Food Chem., 49, 4961 (2001);<br></p>

<p>Applications tert-Butylmethoxydimethylsilane is used as a reactant in the preparation of chlorosilanes.<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 Masaoka, S., et al.: J. Organomet. Chem., 691, 174 (2006);<br></p>

<p>Stability Hygroscopic<br>Applications 2-(4-ethenylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane<br></p>

<p>Applications 3-(Cyclopropylaminocarbonyl)phenylboronic acid<br></p>

<p>Applications B-[3-[[2-Hydroxy-3-[3-(triethoxysilyl)propoxy]propyl]amino]phenyl]boronic acid was prepared for the use as porous polymeric monolith for the specific capture of cis-​diol-​containing flavone under neutral condition.<br>References Pan, J., et al.: Chem. Eng. J., 317, 317-330 (2017);<br></p>

<p>Applications 2,6-Dimethylphenylboronic acid<br></p>

<p>Applications 2-Aminobenzeneboronic acid pinacol ester is a reagent used to synthesize regiospecific quinolines. It can also be used to synthesize (±)-Epimeloscine and (±)-Meloscine.<br>References Zhang, H., et al.: J. Am. Chem. Soc. 133, 10376 (2011); Horn, J., et al.: Org. Lett 10, 4117 (2008)<br></p>

<p>Applications 4-Carboxyphenylboronic acid is a reagent used in suzuki coupling reactions.<br>References Hu, Z., et al.: Wuji Huaxue Xuebao, 34, 387 (2018); Ibrahim, M., et al.: J. Organomet. Chem., 859, 44 (2018); Erami, R. S., et al.: Catalysts, 7, 76 (2017)<br></p>

<p>Applications 3-[(tert-Butyldimethylsilyl)oxy]-1-propanal (cas# 89922-82-7) is a compound useful in organic synthesis.<br></p>

<p>Applications 4-(Methoxycarbonyl)phenylboronic Acid is used in the synthesis and evaluation of several organic compounds including that of 4-Cyclohexylbutyl-N-[(S)-2-oxoazetidin-3-yl]carbamate which is a potent inhibitor of intracellular NAAA activity. Also used in the design and synthesis of BMS-955176 which is a potent, orally active second generation HIV-1 maturation inhibitor.<br>References Nuzzi, A., et al.: Eur. J. Med. Chem., 111, 138 (2016); Rogueiro-Ren, A., et al.: ACS Med. Chem. Lett., 7, 568 (2016);<br></p>

<p>Applications Benzo[b]thien-3-ylboronic acid is used in the synthesis and evaluation of dual wavelength fluorescent benzo[b]thiophene boronic acid derivatives for sugar/glycoprotein sensing.<br>References Akay, S., et al.: Chem. Biol. Drug Des., 70, 279 (2007)<br></p>

<p>Stability Volatile<br>Applications Allyltrimethylsilane is used in the allylation of aldehydes, imines, allylic and benzylic alcohols, and chiral α-keto-amides that are derived from (S)-proline esters.<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 Yadav, J.S., et al.: Tetrahedron Lett., 43, 3783 (2002); Aggarwal, V.K., et al.: Tetrahedron Lett., 37, 3745 (1996); Wang, D.K., et al.: J. Org. Chem., 64, 4233 (1999); Kaur, G., et al.: Tetrahedron Lett., 38, 2521 (1997); Soai, K., et al.: J. Chem. Soc., Chem. Commun., 15, 1016 (1984)<br></p>

<p>Applications Allylboronic acid pinacol ester<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 (2-Ethynylphenyl)boronic acid<br></p>

<p>Applications 2-Hydroxyphenylboronic acid<br></p>

<p>Applications 3,4-Dihydro-2H-1,4-benzoxazine-7-boronic acid pinacol ester is a useful intermediate for the synthesis of naphthamides which functions as VEGFR-2 kinase inhibitors for cancer treatment.<br>References Lv, Y., et al.: ACS Med. Chem. Lett., 5, 592 (2014)<br></p>