Chemical Safety Data Sheet MSDS / SDS
Ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate
Revision Date:2026-03-22Revision Number:1
Product identifier
- Product name: Ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate
- CBnumber: CB4855565
- CAS: 88767-98-0
- EINECS Number: 1308068-626-2
- Synonyms: (2R)-2-ethyl-2-hydroxy-4-phenylbutanoic acid;Ethyl (R)-2-hydroxy-4-phenylbutyrate triflate
Relevant identified uses of the substance or mixture and uses advised against
- Relevant identified uses: For R&D use only. Not for medicinal, household or other use.
- Uses advised against: none
Company Identification
- Company: Chemicalbook
- Address: Building 1, Huihuang International, Shangdi 10th Street, Haidian District, Beijing
- Telephone: 010-86108875
GHS Label elements, including precautionary statements
-
Symbol(GHS)
- Signal wordDanger
P501 Dispose of contents/container to..…
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P330 Rinse mouth.
P310 Immediately call a POISON CENTER or doctor/physician.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P271 Use only outdoors or in a well-ventilated area.
P270 Do not eat, drink or smoke when using this product.
P264 Wash skin thouroughly after handling.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
Hazard statements
H410 Very toxic to aquatic life with long lasting effects
H335 May cause respiratory irritation
H318 Causes serious eye damage
H315 Causes skin irritation
H302 Harmful if swallowed
Substance
- Product name: Ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate
- Synonyms: Ethyl (R)-4-phenyl-2-[[(trifluoromethyl)sulfonyl]oxy]butyrate,Ethyl (R)-2-Hydroxy-4-phenylbutyrate Triflate
- CAS: 88767-98-0
- EC number: 1308068-626-2
- MF: C13H15F3O5S
- MW: 340.31
If inhaled
Remove person to fresh air and keep comfortable for breathing. Get medical advice/ attention if you feel unwell.
In case of skin contact
Take off all contaminated clothing immediately. If on skin, rinse well with water. If skin irritation or rash occurs: Get medical advice/ attention.
In case of eye contact
Rinse with plenty of water. If easy to do, remove contact lens, if worn. If eye irritation persists: Get medical advice/ attention.
If swallowed
Get medical advice/ attention. Rinse mouth.
Most important symptoms and effects, both acute and delayed
None known.
Suitable extinguishing media
Dry powder, Foam, Water spray, Carbon dioxide (CO2)
Specific hazards during fire fighting
No information available.
Specific extinguishing methods
Use extinguishing measures that are appropriate to local circumstances and the surrounding environment. Immediately evacuate personnel to safe areas. Remove undamaged containers from fire area if it is safe to do so.
Special protective equipment for fire-fighters
Use personal protective equipment.
Personal precautions, protective equipment and emergency procedures
Wear suitable protective equipment. Keep people away from and upwind of spill/leak. Ensure adequate ventilation. Entry to non-involved personnel should be controlled around the leakage area by roping off, etc.
Environmental precautions
Prevent product from entering drains.
Methods and materials for containment and cleaning up
Collect as much of the spill as possible with a suitable absorbent material.
Handling
Technical measuresPrevent generation of vapor or mist.
Local/Total ventilation
Ensure adequate ventilation. Use a local exhaust ventilation.
Advice on safe handling
Avoid contact with skin, eyes and clothing. Wear personal protective equipment. Wash hands and face thoroughly after handling.
Avoidance of contact
Oxidizing agents
Storage
Conditions for safe storageKeep container tightly closed. Store in a cool and shaded area.
Ingredients with workplace control parameters
Contains no substances with occupational exposure limit values.
Engineering measures
Install a closed system or local exhaust.
Also install safety shower and eye bath.
Also install safety shower and eye bath.
Personal protective equipment
Respiratory protectionGas mask
Eye/face protection
Safety glasses
Face-shield
Skin and body protection
Face-shield
Protective suit
Hand protection
Protective gloves *Use personal protective equipment(PPE) approved under appropriate government standards and follow local and national regulations.
Information on basic physicochemical properties
- Physical stateclear liquid
- Molecular weight340.31 g/mol
- Viscosity, kinematicNo data available
- Viscosity, dynamicNo data available
- Decomposition temperatureNo data available
- Autoignition temperatureNo data available
- Partition coefficient: n-octanol/waterNo data available
- Solubility in other solventsNo data available
- Water solubilityNo data available
- Relative density1.29
- Vapor pressureNo data available
- Lower explosion limit / Lower flammability limitNo data available
- Upper explosion limit / Upper flammability limitNo data available
- FlammabilityNo data available
- Evaporation rateNo data available
- Flash point190 °C (Calculated value)
- Boiling point/boiling range390.8±42.0 °C(Predicted)
- Melting point/freezing pointNo data available
- pHNo data available
- Odor ThresholdNo data available
- OdorNo data available
- Coloryellow - orange
- Appearanceliquid
Reactivity
No data available
Chemical stability
Stable under normal conditions.
Possibility of hazardous reactions
None under normal processing.
Incompatible materials
Oxidizing agents
Hazardous decomposition products
Carbon monoxide, Carbon dioxide (CO2), Hydrogen fluoride
Acute toxicity
Classified based on available data. For more details, see section 2.
Skin corrosion/irritation
Classified based on available data. For more details, see section 2.
Serious eye damage/eye irritation
Classified based on available data. For more details, see section 2.
Respiratory or skin sensitization
Classified based on available data. For more details, see section 2.
Germ cell mutagenicity
Classified based on available data. For more details, see section 2.
Carcinogenicity
Classified based on available data. For more details, see section 2.
Reproductive toxicity
Classified based on available data. For more details, see section 2.
STOT-single exposure
Classified based on available data. For more details, see section 2.
STOT-repeated exposure
Classified based on available data. For more details, see section 2.
Repeated dose toxicity
Classified based on available data. For more details, see section 2.
Aspiration toxicity
Classified based on available data. For more details, see section 2.
Ecotoxicity
No data available
Persistence and degradability
No data available
Bioaccumulative potential
No data available
Mobility in soil
No data available
Other adverse effects
No data available
Disposal methods
Waste from residuesDisposal in accordance with local and national regulations. Entrust disposal to a licensed waste disposal company.
Contaminated packaging
Disposal in accordance with local and national regulations. Before disposal of used container, remove contents completely.
International Regulations
IATA-DGR
UN/ID No.Not applicable
Proper shipping name
Not applicable
Class
Not applicable
Subsidiary risk
Not applicable
Packing group
Not applicable
IMDG-Code
UN numberNot applicable
Proper shipping name
Not applicable
Class
Not applicable
Subsidiary risk
Not applicable
Packing group
Not applicable
EmS Code
Not applicable
Domestic regulation
GB 6944/12268
UN numberNot applicable
Proper shipping name
Not applicable
Class
Not applicable
Subsidiary risk
Not applicable
Packing group
Not applicable
Measures on the Environmental Administration of New Chemical Substances Registration
Registration/Notification numberB1A232215843
Downstream users need to comply with the conditions of safe use of the chemical, understand the environmental and health hazard and risk management measures identified on the SDS as well as the local/national regulations concerning the chemical.
Downstream users need to comply with the conditions of safe use of the chemical, understand the environmental and health hazard and risk management measures identified on the SDS as well as the local/national regulations concerning the chemical.
The ingredients of this product are reported in the following inventories
CH BAGREGNot in compliance with the inventory
TSCA
Substance(s) not listed on TSCA inventory
AICS
Not in compliance with the inventory
DSL
This product contains the following components that are not on the
Canadian DSL nor NDSL.
Ethyl (R)-4-Phenyl-2-(trifluoromethanesulfonyloxy)butyrate
ENCS
Canadian DSL nor NDSL.
Ethyl (R)-4-Phenyl-2-(trifluoromethanesulfonyloxy)butyrate
Not in compliance with the inventory
ISHL
Not in compliance with the inventory
KECI
Not in compliance with the inventory
PICCS
Not in compliance with the inventory
IECSC
Not in compliance with the inventory
NZIoC
Not in compliance with the inventory
Abbreviations and acronyms
CAS: Chemical Abstracts Service
TWA: Time-Weighted Average
STEL: Short-Term Exposure Limit
LD50: Lethal Dose 50%
LC50: Lethal Concentration 50%
EC50: Effective Concentration 50%
PEL: Permissible Exposure Limit
TLV: Threshold Limit Value
IMDG: International Maritime Dangerous Goods Code
IATA: International Air Transport Association
ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
DOT: US Department of Transportation
NFPA: National Fire Protection Association
NIOSH: National Institute for Occupational Safety and Health
OSHA: Occupational Safety and Health Administration
TWA: Time-Weighted Average
STEL: Short-Term Exposure Limit
LD50: Lethal Dose 50%
LC50: Lethal Concentration 50%
EC50: Effective Concentration 50%
PEL: Permissible Exposure Limit
TLV: Threshold Limit Value
IMDG: International Maritime Dangerous Goods Code
IATA: International Air Transport Association
ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
DOT: US Department of Transportation
NFPA: National Fire Protection Association
NIOSH: National Institute for Occupational Safety and Health
OSHA: Occupational Safety and Health Administration
Disclaimer:
The information in this MSDS is only applicable to the specified product, unless otherwise specified, it is not applicable to the mixture of this product and other substances. This MSDS only provides information on the safety of the product for those who have received the appropriate professional training for the user of the product. Users of this MSDS must make independent judgments on the applicability of this SDS. The authors of this MSDS will not be held responsible for any harm caused by the use of this MSDS.