Methyl 2,3,4,5,6-pentafluorophenylacetate
Methyl 2,3,4,5,6-pentafluorophenylacetate (CAS: 145682-85-5) is a fluorinated ester with the molecular formula C9H5F5O2 and a molecular weight of 240.13 g/mol. It serves as a valuable building block and intermediate in organic synthesis. Its structure, featuring a pentafluorophenyl group and an acetate ester moiety, makes it suitable for incorporation into more complex molecules, particularly in the development of novel chemical entities and materials.
- Synonyms
- Methyl 2,3,4,5,6-pentafluorophenylacetate5,6-pentafluorophenylacetate145682-85-5C6F5CH2CO2CH3

Organic Synthesis Intermediate
This compound is utilised as a key intermediate in the synthesis of various organic molecules. Its reactive ester group and electron-deficient pentafluorophenyl ring allow for diverse chemical transformations.
Building Block for Fluorinated Compounds
Methyl 2,3,4,5,6-pentafluorophenylacetate functions as a building block for creating more complex fluorinated organic compounds. These are of interest in pharmaceuticals and materials science.
Research and Development
It is employed in research laboratories for exploring new synthetic routes and developing novel chemical compounds with potential applications in diverse scientific fields.
| Molecular weight | 240.13 |
|---|---|
| Linear formula | C6F5CH2CO2CH3 |
| Assay | 99% |
| Density | 1.47 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.43(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 91 °C / 195.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Methyl 2,3,4,5,6-pentafluorophenylacetate used for?
+
Methyl 2,3,4,5,6-pentafluorophenylacetate is primarily used as a building block and intermediate in organic synthesis, particularly for the creation of complex fluorinated compounds.
What are the CAS number and chemical formula for Methyl 2,3,4,5,6-pentafluorophenylacetate?
+
The CAS number is 145682-85-5, and its linear formula is C6F5CH2CO2CH3.
What grade and purity does Tech Serve Solutions supply for Methyl 2,3,4,5,6-pentafluorophenylacetate?
+
Tech Serve Solutions supplies Methyl 2,3,4,5,6-pentafluorophenylacetate with a purity of 99% (assay). This product is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the main safety hazards associated with this compound?
+
Methyl 2,3,4,5,6-pentafluorophenylacetate is a warning chemical (GHS07) that may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, is recommended.
How is Methyl 2,3,4,5,6-pentafluorophenylacetate packed and shipped?
+
This chemical is typically packed according to industry standards for safe transport and is exported globally by Tech Serve Solutions.
How can I request a sample or obtain a quote for Methyl 2,3,4,5,6-pentafluorophenylacetate?
+
To request a sample or obtain a quote, please contact Tech Serve Solutions directly through our website or sales department.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis