Chemical Name: 2-(Trifluoromethyl)acrylic acid
IUPAC NAME: 2-(trifluoromethyl)prop-2-enoic acid
CAS No.: 381-98-6
Molecular Formula: C₄H₃F₃O₂
Molecular Weight: 140.06 g/mol
Melting Point: 51-52 °C(lit.)
Density: 1.393 g/cm³ 
Flash Point: 70.3 °C
Boiling Point: 192.6 °C at 760 mmHg
 2-(Trifluoromethyl)acrylic acid (CAS NO:381-98-6) is a light yellow - transparent chunks with a mild odor,it is stable under normal temperatures and pressures,but incompatible with strong oxidizing agents.Following is the structure:

                         
Product Categories about 2-(Trifluoromethyl)acrylic acid (CAS NO:381-98-6) are pharmacetical ; Fluorochemicals ; Fluorinated Building Blocks ; Fluorinating Reagents & Building Blocks for Fluorinated Biochemical Compounds ; Synthetic Organic Chemistry ; Acrylic Acids and SaltsSelf Assembly&Contact Printing ; Acrylic Monomers ; Fluorine-Containing Monomers for 157 nm UV Lithography Resist Polymers ; Lithography Monomers ; Monomers
The chemical synonymous of 2-(Trifluoromethyl)acrylic acid (CAS NO:381-98-6) are 2-(Trifluoromethyl)propenoicacid,min.98% ; 2-(Trifluoromethyl)propenoic acid 98% ; 2-(Trifluoromethyl)propenoicacid98% ; 2-(Trifluoromethyl)acrylic acid(98%)

Hazard Note: Corrosive
Hazard Codes:
    C: Corrosive 
    Xi: Irritant
Risk Statements about 2-(Trifluoromethyl)acrylic acid (CAS NO:381-98-6):
    R36/37/38 Irritating to eyes, respiratory system and skin.
Safety Statements about 2-(Trifluoromethyl)acrylic acid (CAS NO:381-98-6):
    S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
    S45 In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)  
    S37/39 Wear suitable gloves and eye/face protection. 
    S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.

1. Storage: Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container.
2. Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
3. Personal Protection: Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.Skin: Wear appropriate protective gloves to prevent skin exposure.Clothing: Wear appropriate protective clothing to prevent skin exposure.Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. 
4. Fire Fighting: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire. Combustible solid.Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam.