methyl 2,2-difluorobenzo[d][1,3]dioxole-5-carboxylate CAS: 773873-95-3


methyl 2,2-difluorobenzo[d][1,3]dioxole-5-carboxylate CAS: 773873-95-3

Basic Information:

Product name :methyl 2,2-difluorobenzo[d][1,3]dioxole-5-carboxylate
Synonyms : methyl2,2-difluorobenzo[d][1,3]dioxole-5-carboxylate;1,3-Benzodioxole-5-carboxylicacid,2,2-difluoro-,Methylester;2,2-Difluorobenzodioxole-5-carboxylicacidMethylester;2,2-Difluoro-benzo[1,3]dioxole-5-carboxylicacidmeChemicalbookthylester;Methyl2,2-difluoro-1,3-benzodioxole-5-carboxylate;Methyl3,4-(difluoromethylenedioxy)benzoate,2,2-Difluoro-5-(methoxycarbonyl)-1,3-benzodioxole;EOS-61003;methyl2,2-difluoro-2H-1,3-benzodioxole-5-carboxylate
CAS number :773873-95-3
Molecular formula :C9H6F2O4
Molecular weight :216.138
Structural formula:


Product Detail

Product Tags

Physical and Chemical Properties

Appearance and properties: No data available

Odor: No data

pH value: No data available

Melting/freezing point (°C) : No data available

Boiling point, initial boiling point and boiling range (°C) : No data available

Spontaneous combustion temperature (°C) : No data available

Flash point (°C) : No data available

Decomposition temperature (°C) : No data available

Explosion limit [% (volume fraction)] : No data available

Evaporation rate [acetate (n) butyl ester in 1] : No data available

Saturated vapor pressure (kPa) : No data available

Flammability (solid, gas) : No data available

Relative density (water in 1) : No data available

Vapor density (air in 1) : No data available

Odor threshold (mg/m3) : No data available

N-octanol/water partition coefficient (lg P) : No data available

Solubility: No data available

Viscosity: No data available

Safety information

First aid measure
Inhalation: If inhaled, move the patient to fresh air.
Skin contact: Remove contaminated clothing and rinse skin thoroughly with soap and water. If you feel uncomfortable, seek medical attention.
Eye contact: Separate eyelids and rinse with running water or normal saline. Seek immediate medical attention.
Ingestion: Gargle, do not induce vomiting. Seek immediate medical attention.

Fire protection measures
Extinguishing agent:
Extinguish fire with water mist, dry powder, foam or carbon dioxide extinguishing agent.
Avoid using direct running water to extinguish the fire, which may cause splashing of flammable liquid and spread the fire.
Special hazards:No data available.

Fire precautions and protective measures:
Fire personnel should wear air breathing apparatus, wear full fire clothing, and fight fire upwind.
If possible, move the container from the fire to an open area.
Containers in the fire area must be evacuated immediately if they are discolored or emit sound from the safety relief device.
Isolate the accident site and prohibit irrelevant personnel from entering. Contain and treat fire water to prevent environmental pollution.

Storage condition

Store in a cool & dry place.


Packed in 25kg/drum, or packed according to customer needs.

Application Fields

Pharmaceutical intermediates

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