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33070-32-5 - 5-Bromo-2,2-difluoro-1,3-benzodioxole, 97% - 4-Bromo-1,2-[(difluoromethylene)dioxy]benzene - 3,4-[(Difluoromethylene)dioxy]bromobenzene - B23661 - Alfa Aesar

B23661 5-Bromo-2,2-difluoro-1,3-benzodioxole, 97%

CAS-Nummer
33070-32-5
Synonyme
4-Bromo-1,2-[(difluoromethylene)dioxy]benzene
3,4-[(Difluoromethylene)dioxy]bromobenzene

Größe Preis ($) Menge Verfügbarkeit
1g 35,43
5g 99,19
25g 385,22
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

5-Bromo-2,2-difluoro-1,3-benzodioxole, 97%

MDL
MFCD00236212

Chemische Eigenschaften

Formel
C7H3BrF2O2
Molmasse
237.00
Siedepunkt
78-79°/20mm
Dichte
1.740
Brechungsindex
1.4967
Löslichkeit
Miscible with hexane.

Anwendungen

5-Bromo-2,2-difluoro-1,3- benzodioxole is used as a precursor in organic synthesis. It is used to prepare 5-bromo-2,2-difluoro-1,3-benzodioxole-4-carboxylic acid. It serves as an intermediate in active pharmaceutical ingredients, agrochemicals and in dyestuff field.

Bemerkungen

Light sensitive. Incompatible with strong oxidizing agents and strong acids.

Literaturverweise

Genet, J. P.; Ayad, T.; Ratovelomanana-Vidal, V. Electron-Deficient Diphosphines: The Impact of DIFLUORPHOS in Asymmetric Catalysis. Chem. Rev. 2014, 114 (5), 2824-2880.

Leroux, F. R.; Simon, R.; Nicod, N. A Highly Efficient Low Temperature Modification of the Classical Ullmann Reaction. Lett. Org. Chem. 2006, 3 (12), 948-954.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319

Causes skin irritation. Causes serious eye irritation.

Sicherheitshinweise: P280-P264-P305+P351+P338-P362-P321-P332+P313-P337+P313-P302+P352

Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Take off contaminated clothing and wash before reuse. Specific treatment (see label). If skin irritation occurs: Get medical advice/attention. If eye irritation persists: IF ON SKIN: Wash with plenty of soap and water.

Weitere Referenzen

Beilstein
1425209
Harmonized Tariff Code
2932.99
TSCA
No

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