ChemicalBook >> CAS DataBase List >>1,1,1-Trifluoro-2,4-pentanedione

1,1,1-Trifluoro-2,4-pentanedione

CAS No.
367-57-7
Chemical Name:
1,1,1-Trifluoro-2,4-pentanedione
Synonyms
1,1,1-Trifluoropentane-2,4-dione;TRIFLUOROACETYLACETONE;tfacac;Tfpd-H;(Trifluor;AKOS MSC-0319;CF3COH=CHCOCH3;1,1,1-Trifluoro-2,4-;Trifluoro-2,4-pentane;uoro-2,4-pentanedione
CBNumber:
CB6699233
Molecular Formula:
C5H5F3O2
Molecular Weight:
154.09
MDL Number:
MFCD00000427
MOL File:
367-57-7.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 03:02:13

1,1,1-Trifluoro-2,4-pentanedione Properties

Boiling point 105-107 °C (lit.)
Density 1.27 g/mL at 25 °C (lit.)
refractive index n20/D 1.388(lit.)
Flash point 79 °F
storage temp. 2-8°C
form Liquid
pka 6.69±0.10(Predicted)
Specific Gravity 1.270
color deep brownish-yellow
Water Solubility slightly soluble
BRN 1705177
InChI InChI=1S/C5H5F3O2/c1-3(9)2-4(10)5(6,7)8/h2H2,1H3
InChIKey SHXHPUAKLCCLDV-UHFFFAOYSA-N
SMILES C(F)(F)(F)C(=O)CC(=O)C
CAS DataBase Reference 367-57-7(CAS DataBase Reference)
FDA UNII 9N20A8G8SW
NIST Chemistry Reference 2,4-Pentanedione, 1,1,1-trifluoro-(367-57-7)
EPA Substance Registry System 2,4-Pentanedione, 1,1,1-trifluoro- (367-57-7)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)
GHS02,GHS07
Signal word  Warning
Hazard statements  H226-H302+H312+H332
Precautionary statements  P210-P280-P301+P312+P330-P302+P352+P312-P304+P340+P312
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  Xn,F,Xi
Risk Statements  10-20/21/22-36/37/38
Safety Statements  36/37-36/37/39-26-16
RIDADR  UN 1224 3/PG 3
WGK Germany  3
Hazard Note  Flammable/Irritant
TSCA  TSCA listed
HazardClass  3
PackingGroup  III
HS Code  29147090
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 4 Dermal
Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Flam. Liq. 3
Limited Quantities 5.0 L (1.3 gallons) (liquid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
2
2 0

1,1,1-Trifluoro-2,4-pentanedione price More Price(48)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 235970 1,1,1-Trifluoro-2,4-pentanedione 98% 367-57-7 10g $93.6 2026-04-30 Buy
Sigma-Aldrich 235970 1,1,1-Trifluoro-2,4-pentanedione 98% 367-57-7 25g $112 2026-04-30 Buy
TCI Chemical T0434 Trifluoroacetylacetone >98.0%(GC) 367-57-7 25g $70 2026-04-30 Buy
TCI Chemical T0434 Trifluoroacetylacetone >98.0%(GC) 367-57-7 100g $202 2026-04-30 Buy
Strem Chemicals 09-7210 1,1,1-Trifluoroacetylacetone, min. 98% min.98% 367-57-7 10g $65 2026-04-30 Buy
Product number Packaging Price Buy
235970 10g $93.6 Buy
235970 25g $112 Buy
T0434 25g $70 Buy
T0434 100g $202 Buy
09-7210 10g $65 Buy

1,1,1-Trifluoro-2,4-pentanedione Chemical Properties,Uses,Production

Synthesis

method for synthesizing 1,1,1-trifluoro-2,4-pentanedione is disclosed, which involves the Claisen condensation reaction using ethyl trifluoroacetate and acetone as raw materials. Experiments show that the optimal conditions for synthesizing 1,1,1-trifluoro-2,4-pentanedione are: using an ethanolic solution of sodium ethoxide as a catalyst, anhydrous diethyl ether as a solvent, and reacting at 30°C for 2 h, achieving a yield of 33%. The structure of 1,1,1-trifluoro-2,4-pentanedione was confirmed by elemental analysis, infrared spectroscopy, and proton nuclear magnetic resonance spectroscopy. The synthetic reaction formula is shown in the figure below:

Synthesis of 367-57-7

Figure 1,1,1-Trifluoro-2,4-pentanedione synthetic reaction formula

Chemical Properties

Clear light yellow to orange liquid

Uses

1,1,1-Trifluoro-2,4-pentanedione has been used as reagent in the preparation of 2-alkylcarbonyl and 2-benzoyl-3-trifluoromethylquinoxaline 1,4-di-N-oxide derivatives.

General Description

1,1,1-Trifluoro-2,4-pentanedione is known as trifluoro-acetylacetone (TFAA). Molecular structure of 1,1,1-trifluoro-pentane-2,4-dione has been investigated by Density Functional Theory (DFT) calculations.

Global( 328)Suppliers
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TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61

View Lastest Price from 1,1,1-Trifluoro-2,4-pentanedione manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1,1,1-Trifluoroacetylacetone pictures 2026-09-02 1,1,1-Trifluoroacetylacetone
367-57-7
$1.00-111.00 1KG 99% Henan Fengda Chemical Co., Ltd
1, 1, 1-Trifluoro-2, 4-Pentanedione pictures 2026-05-28 1, 1, 1-Trifluoro-2, 4-Pentanedione
367-57-7
$2.00-5.00 1KG 99% 10000kg Hebei Chuanghai Biotechnology Co,.LTD
1,1,1-Trifluoro-2,4-pentanedione pictures 2025-06-27 1,1,1-Trifluoro-2,4-pentanedione
367-57-7
$10.00-30.00 50KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd
1,1,1-Trifluoro-2,4-pentadione 1,1,1-trifluoro-4-pentanedione 1,1,1-Trifluoroacetylacetone99% 1,1,1-TRIFLUOROACETOACETONE 1,1,1-TRIFLUORO-2,4-PENTANEDIONE TRIFLUOROACETYLACETONE 1,1,1-TRIFLUORO-2,4-PENTANEDIONE 99% 4-Pentanedione,1,1,1-trifluoro-2 CF3COH=CHCOCH3 α,α,α-Trifluoroacetylacetone, 1,1,1-Trifluoroacetylacetone 1,1,1-Trifluoroacetylacetone, min. 98% tfacac 1,1,1-Trifluoro-2,4- 1,1,1-Trifluoropentane-2,4-dione 99% 1,1,1-Trifluoropentane-2,4-dione, 97%+ (Trifluoroacetyl)acetone, 2,4-Dioxo-1,1,1-trifluoropentane 1,1,1-Trifluoro-2,4-pentanedione, 98% 10ML 1,1,1-Trifluoro-2,4-pentanedione,98% 1,1,1-Trifluoro-2,4-pentanedione, 98% 25ML Trifluoro-2,4-pentane (Trifluoroacetyl)acetone, 2,4-Dioxo-1,1,1-trifluoropentane, 1,1,1-Trifluoroacetylacetone 1,1,1-Trifluoroacetylacetone,98% α,α,α-Trifluoroacetylacetone 1,1,1-Trifluoroacetylacetone 1,1,1-Trifluoro-2,4-pentanedione 1,1,1-TRIFLUORO-2,4-PENTANEDIONE 1,1,1-TRIFLUOROACETYLACETONE AKOS MSC-0319 ALPHA,ALPHA,ALPHA-TRIFLUOROACETYLACETONE ACETYL TRIFLUOROACETONE Tfpd-H 1,1,1-Trifluoroacetylacetone,min.98% 2,4-Pentanedione, 1,1,1-trifluoro- 1,1,1-Trifluoroacetylacetone 99% (Trifluor Trifluoroacetylacetone > uoro-2,4-pentanedione 1,1,1-TRIFLUOROACETYLACETONE 1,1,1-Trifluoro-2,4-pentanedione α,α,α-Trifluoroacetylacetone 1,1,1-Trifluoropentane-2,4-dione TRIFLUOROACETYLACETONE 367-57-7 367-22-1 CF3COCH2COCH3 CH3COCH2COCF3 C5H5F3O2 KETONE Organic Building Blocks C3 to C6 Carbonyl Compounds Building Blocks Ketones Environmentally-friendly Oxidation Ligands (Environmentally-friendly Oxidation) API intermediates Environmentally-friendly Oxidation Ligands (Environmentally-friendly Oxidation) Synthetic Organic Chemistry organofluorine compounds Achiral Oxygen Building Blocks C3 to C6