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107873-03-0 - 2,2-Difluorocyclopropanecarboxylic acid, 95% - H25752 - Alfa Aesar

H25752 2,2-Difluorocyclopropanecarboxylic acid, 95%

CAS-Nummer
107873-03-0
Synonyme

Größe Preis ($) Menge Verfügbarkeit
250mg 125,00
1g 346,00
5g 1237,00
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2,2-Difluorocyclopropanecarboxylic acid, 95%

MDL
MFCD04115828

Chemische Eigenschaften

Formel
C4H4F2O2
Molmasse
122.07
Schmelzpunkt
55-60°
Siedepunkt
70°/7mm
Löslichkeit
Soluble in water.

Anwendungen

2,2-Difluorocyclopropanecarboxylic acid derivative (i.e. 2,2-difluorocyclopropanecarbonyl chloride) is used in Friedel-Crafts reactions with various arenes to prepare aryl 2,2-difluorocyclopropyl ketones.

Bemerkungen

Incompatible with strong oxidizing agents.

Literaturverweise

Dolbier, W. R.; Cornett, E.; Martinez, H.; Xu, W. Friedel-Crafts Reactions of 2,2-Difluorocyclopropanecarbonyl Chloride: Unexpected Ring-Opening Chemistry. J. Org. Chem. 2011, 76 (9), 3450-3456.

Liu, C-H.; Wang, S-A.; Ruszczycky, M. W.; Chen, H.; Li, K.; Murakami, K.; Liu, H. Studies of 1-Amino-2,2-difluorocyclopropane-1-carboxylic Acid: Mechanism of Decomposition and Inhibition of 1-Aminocyclopropane-1-carboxylic Acid Deaminase. Org. Lett. 2015, 17 (13), 3342-3345.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H314-H318

Causes severe skin burns and eye damage. Causes serious eye damage.

Sicherheitshinweise: P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P363-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Gefahrenklasse
8
Verpackungsgruppe
III
Harmonized Tariff Code
2916.20
TSCA
No

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