Ethylethoxymethylene-3-oxo-4,4,4-trifluorobutyrate , 80%+(isomersmixture) , 571-55-1

CAS NO.：571-55-1

Empirical Formula: C9H11F3O4

Molecular Weight: 240.18

MDL number: MFCD02677683

EINECS: 611-474-9

PRODUCT Properties

• Boiling point: 80-82 °C1 mm Hg(lit.)
• Density: 1.235 g/mL at 25 °C(lit.)
• refractive index: n20/D 1.429(lit.)
• Flash point: 220 °F
• storage temp.: 2-8°C
• form: clear liquid
• color: Light orange to Yellow to Green
• Specific Gravity: 1.239
• InChI: InChI=1S/C9H11F3O4/c1-3-15-5-6(8(14)16-4-2)7(13)9(10,11)12/h5H,3-4H2,1-2H3
• InChIKey: XNGGOXOLHQANRB-WAYWQWQTSA-N
• SMILES: C(OCC)(=O)C(=COCC)C(=O)C(F)(F)F
• CAS DataBase Reference: 571-55-1(CAS DataBase Reference)

Description and Uses

Ethyl 2-(ethoxymethylene)-4,4,4-trifluoro-3-oxobutyrate may be employed as a starting reagent for the synthesis of 1-methyl-3-trifluoromethyl-1H-pyrazole-4- carboxylic acid.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319
• Precautionary statements: P264-P280a-P305+P351+P338-P321-P332+P313-P337+P313
• Hazard Codes: Xi,Xn
• Risk Statements: 36/37/38-22
• Safety Statements: 26-36/37/39-23
• WGK Germany: 3
• HazardClass: IRRITANT
• HS Code: 29171900