Ethyl triflate

Modify Date: 2026-06-29 22:48:20

Ethyl triflate Structure
Ethyl triflate structure
Common Name Ethyl triflate
CAS Number 425-75-2 Molecular Weight 178.130
Density 1.5±0.1 g/cm3 Boiling Point 115.0±35.0 °C at 760 mmHg
Molecular Formula C3H5F3O3S Melting Point N/A
MSDS Chinese USA Flash Point 35.6±0.0 °C
Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name Ethyl trifluoromethanesulfonate
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.5±0.1 g/cm3
Boiling Point 115.0±35.0 °C at 760 mmHg
Molecular Formula C3H5F3O3S
Molecular Weight 178.130
Flash Point 35.6±0.0 °C
Exact Mass 177.991150
PSA 51.75000
LogP 1.49
Vapour Pressure 23.0±0.2 mmHg at 25°C
Index of Refraction 1.359
InChIKey UVECLJDRPFNRRQ-UHFFFAOYSA-N
SMILES CCOS(=O)(=O)C(F)(F)F

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS02 GHS05
GHS02, GHS05
Signal Word Danger
Hazard Statements H226-H314
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes C:Corrosive;
Risk Phrases R10;R34
Safety Phrases S16-S26-S36/37/39-S45
RIDADR UN 2920 8/PG 2
WGK Germany 2
Packaging Group II
Hazard Class 8
HS Code 2905199090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2905199090
Summary 2905199090. saturated monohydric alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Articles2

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

R.L. Hansen

J. Org. Chem. 30 , 4322, (1965)

R.D. Howells, J.D. McCown

Chem. Rev. 77 , 69, (1977)

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Trifluoromethanesulfonic acid ethyl ester
ethyltriflate
ethyl (trifluoromethyl)sulfonate
Methanesulfonic acid, 1,1,1-trifluoro-, ethyl ester
Ethyl trifluoromethanesulfonate
ethyl trifluoromethanesulphonate
MFCD00000410
Ethyl triflate
EINECS 207-037-3
ethyltrifluoromethane sulfonate
Methanesulfonic acid, trifluoro-, ethyl ester

 Ethyl triflate | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular formula of Ethyl trifluoromethanesulfonate?
A: Molecular formula of Ethyl trifluoromethanesulfonate is C3H5F3O3S.
Q: What is the safety information for Ethyl trifluoromethanesulfonate?
A: Safety information for Ethyl trifluoromethanesulfonate: S16-S26-S36/37/39-S45.
Q: What is the polar surface area (PSA) of Ethyl trifluoromethanesulfonate?
A: Polar surface area (PSA) of Ethyl trifluoromethanesulfonate is 51.75000.
Q: What is the molecular weight of Ethyl trifluoromethanesulfonate?
A: Molecular weight of Ethyl trifluoromethanesulfonate is 178.130.
Q: What are the upstream materials of Ethyl trifluoromethanesulfonate?
A: Related upstream materials(CAS) of Ethyl trifluoromethanesulfonate: 64-17-5;358-23-6;2923-28-6;75-03-6;1493-13-6;105-58-8;60-29-7;68602-57-3;54509-73-8;64-67-5.
Q: What is the LogP of Ethyl trifluoromethanesulfonate?
A: LogP of Ethyl trifluoromethanesulfonate is 1.49.
Q: What is the boiling point of Ethyl trifluoromethanesulfonate?
A: Boiling point of Ethyl trifluoromethanesulfonate is 115.0±35.0 °C at 760 mmHg.
Q: What is the InChIKey of Ethyl trifluoromethanesulfonate?
A: InChIKey of Ethyl trifluoromethanesulfonate is UVECLJDRPFNRRQ-UHFFFAOYSA-N.
Q: What is the CAS number of Ethyl trifluoromethanesulfonate?
A: CAS number of Ethyl trifluoromethanesulfonate is 425-75-2.
Q: What English synonyms does Ethyl trifluoromethanesulfonate have?
A: English synonyms of Ethyl trifluoromethanesulfonate: Trifluoromethanesulfonic acid ethyl ester, ethyltriflate, ethyl (trifluoromethyl)sulfonate, Methanesulfonic acid, 1,1,1-trifluoro-, ethyl ester, Ethyl trifluoromethanesulfonate, ethyl trifluoromethanesulphonate, MFCD00000410, Ethyl triflate, EINECS 207-037-3, ethyltrifluoromethane sulfonate, Methanesulfonic acid, trifluoro-, ethyl ester.

 Ethyl triflatefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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