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001234 - Ethyl 4,4,4-trifluoroacetoacetate

CAS Number 372-31-6 MDL Number MFCD00000424
Boiling Point 129-130° Melting Point
Density 1.259 Purity 98%
Molecular Formula C6H7F3O3 Molecular Weight 184.114
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Hazards and Precautions

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Hazard Statements

H226: Flammable liquid and vapour.
H302: Harmful if swallowed.
H312: Harmful in contact with skin.
H332: Harmful if inhaled.
H412: Harmful to aquatic life with long lasting effects.

Precautionary Statements

P210: Keep away from – No smoking.
P233: Keep container tightly closed.
P240: Ground/bond container and receiving equipment.
P241: Use explosion-proof ./ equipment.
P242: Use only non-sparking tools.
P243: Take precautionary measures against static discharge.
P261: Avoid breathing .
P264: Wash hands thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P271: Use only outdoors or in a well-ventilated area.
P273: Avoid release to the environment.
P280: Wear .
P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P303 + P361 + P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P312: Call a POISON CENTER or doctor/physician if you feel unwell.
P322: Specific measures (see . on this label).
P330: Rinse mouth.
P363: Wash contaminated clothing before reuse.
P370 + P378: In case of fire: Use CO2, foam or extinguishing powder for extinction.
P403 + P235: Store in a well-ventilated place. Keep cool.
P501: Dispose of contents/container to local regulations.

Transport Hazards

UN Number 3272
Packing Group III
Shipping Name esters, n.o.s.
Class
Sub Class
Limited Qty 10 L
Excepted Qty Inner(30g/mL)  Outer(1kg/l)
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Technical Information

Reagent used in organic synthesis. A powerful building block for enantiopure chirons in trifluoromethyl-β-amino acid series.1 Has applications in alkylation,2 equilibrium-dependent hydration,3 microbial synthesis of ethyl (R)-4,4,4-trifluoro-3-hydroxybutanoate by asymmetric reduction,4 synthesis of 2-trifluoromethyl-4- and 4-trifluoromethyl-2-quinolinones by reactions between ethyl 4,4,4-trifluoroacetoacetate and various anilines,5 and Platinum-catalyzed enantioselective hydrogenation.6

1. J. Fluorine Chem. 2007, 128, 889. 
2. J. Chem. Soc., Chem. Commun. 1989, 83.
3. Enzyme Microb. Technol. 2003, 32, 491.
4. Biotechnol J. 2007, 2, 260.
5. Synthesis 2003, 2005.
6. Catal. Lett. 200278, 267.