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Pentafluorophenyl trifluoroacetate

Also known as: PFP-O-TFA, Trifluoroacetic acid pentafluorophenyl ester, Perfluorophenyl 2,2,2-trifluoroacetate, Pentafluorphenyl trifluoracetate, (2,3,4,5,6-pentafluorophenyl) 2,2,2-trifluoroacetate, TFA-OPFP, Pentafluorophenyl Trifluoroacetate

Pentafluorophenyl trifluoroacetate (CAS 14533-84-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8F8O2 and a molecular weight of 280.07200 g/mol. Key properties include a melting point of 4°C(lit.), a boiling point of 122-123 °C(lit.), a density of 1.63 g/mL at 25 °C(lit.) and a flash point of 52.2 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
14533-84-7
Jingsj CID
J-29876-0
Molecular Formula
C8F8O2
Molecular Weight
280.07200 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Melting Point4°C(lit.)
Boiling Point122-123 °C(lit.)
Density1.63 g/mL at 25 °C(lit.)
Flash Point52.2 °C
Exact Mass279.97700
PSA26.30000
LogP2.84980
Refractive Indexn20/D 1.368(lit.)
Storage ConditionsStore at RT.

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning
  • H226 — Flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2915900090
Summary2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Pentafluorophenyl trifluoroacetate?

The CAS number of Pentafluorophenyl trifluoroacetate is 14533-84-7.

What are the molecular formula and molecular weight of Pentafluorophenyl trifluoroacetate?

Pentafluorophenyl trifluoroacetate has molecular formula C8F8O2 and molecular weight 280.07200 g/mol.

Is Pentafluorophenyl trifluoroacetate hazardous?

Pentafluorophenyl trifluoroacetate has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Pentafluorophenyl trifluoroacetate?

For Pentafluorophenyl trifluoroacetate, Upstream Products: Pentafluorophenol, Trifluoroacetic anhydride, Trifluoroacetyl chloride; Downstream Products: Fmoc-Phe-OPfp, Fmoc-O-tert-butyl-L-tyrosine pentafluorophenyl ester, Fmoc-Lys(Boc)-OPfp.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Pentafluorophenyl trifluoroacetate (CAS 14533-84-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29876-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.