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A15692 2-Bromo-1,3,5-triisopropylbenzene, 96%

CAS-Nummer
21524-34-5
Synonyme
1-Bromo-2,4,6-triisopropylbenzene
2,4,6-Triisopropylbromobenzene

Stock No. Größe Preis ($) Menge Verfügbarkeit
A15692-14 25g 86,00
A15692-22 100g 305,00
A15692-36 500g 1271,00
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2-Bromo-1,3,5-triisopropylbenzene, 96%

MDL
MFCD00051547

Chemische Eigenschaften

Formel
C15H23Br
Molmasse
283.25
Siedepunkt
125-126°/4mm
Brechungsindex
1.5225
Storage & Sensitivity
Ambient temperatures.
Löslichkeit
Slightly miscible with water.

Anwendungen

2-Bromo-1,3,5-triisopropylbenzene is used in Suzuki reaction. It is found to effect highly selective ring closures of homoallylic alcohols to substituted tetrahydrofurans.

Bemerkungen

Incompatible with strong oxidizing agents.

Literaturverweise

Metallation with t-BuLi in THF at -78o followed by elemental Se generates (2,4,6-triisopropylphenyl)selenium bromide in situ which has been found to effect highly selective ring closures of homoallylic alcohols to substituted tetrahydrofurans: J. Org. Chem., 60, 3572 (1995).

/n

Lugi?ina, J.; Rjabovs, V.; Belyakov, S.; Turks, M. On Moffatt dehydration of glucose-derived nitro alcohols. Carbohydr. Res. 2012, 350, 86-89.

Ueda, S.; Ali, S.; Fors, B. P.; Buchwald, S. L. Me3(OMe)tBuXPhos: A Surrogate Ligand for Me4tBuXPhos in Palladium-Catalyzed C-N and C-O Bond-Forming Reactions. J. Org. Chem. 2012, 77 (5), 2543-2547.

Endo, K.; Ohkubo, T.; Shibata, T. Chemoselective Suzuki Coupling of Diborylmethane for Facile Synthesis of Benzylboronates. Org. Lett. 2011, 13 (13), 3368-3371.

Jaka, A.; Dalicsek, Z.; Soós, T. A Robust and Efficient Catalyst Possessing an Electron-Deficient Ligand for the Palladium-Catalyzed Direct Arylation of Heteroarenes. Eur. J. Org. Chem.2015, 2015 (1), 56-59.

Weitere Referenzen

Beilstein
1953440
Harmonized Tariff Code
2903.99
TSCA
No

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