The Molecular Structure of 4-Fluorophenol (CAS NO.371-41-5):

Empirical Formula: C₆H₅FO
Molecular Weight: 112.1017 
IUPAC Name: 4-fluorophenol  
Appearance: white to light yellow crystal powder
Nominal Mass: 112 Da
Average Mass: 112.1017 Da
Monoisotopic Mass: 112.032443 Da 
Index of Refraction: 1.523
Molar Refractivity: 28.12 cm³
Molar Volume: 92 cm³
Surface Tension: 38.5 dyne/cm
Density: 1.217 g/cm³
Flash Point: 74.8 °C
Enthalpy of Vaporization: 43.67 kJ/mol
Boiling Point: 183.3 °C at 760 mmHg
Vapour Pressure: 0.569 mmHg at 25°C 
InChI
InChI=1/C6H5FO/c7-5-1-3-6(8)4-2-5/h1-4,8H
Smiles
c1(ccc(F)cc1)O
Water Solubility: 50 g/L
Heat Of Vaporization: 43.7 kJ/mol
Synonyms: 4-Fluoro-pheno ; Fluorophenol ; F-fluoro-pheno ; P-fluorphenol ; phenol, p-fluoro- ; 4-Fluorophenol ; P-fluorophenola 
Product Categories: Liquid Crystal intermediates;Fluoro-Aromatics;Aromatic Phenols;Phenol&Thiophenol&Mercaptan;Building Blocks for Liquid Crystals;Functional Materials;Phenols (Building Blocks for Liquid Crystals);Pharmaceutical Intermediate;Organic Building Blocks;Oxygen Compounds;Phenols

 4-Fluorophenol (CAS NO.371-41-5) can be used as intermediates of liquid Crystals.

RTECS : SL4550000
RTECS Class:Tumorigen; Reproductive Effector
Ingestion:May cause gastrointestinal irritation with nausea, vomiting and diarrhea. May cause dizziness, irregular breathing, and weakness.
Inhalation:Causes respiratory tract irritation. May cause irritation of the mucous membranes.
Skin:Causes skin irritation.
Eyes:Causes eye irritation. May cause eye injury. May cause severe eye burns.
 

Ingestion:Do NOT induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Inhalation:Get medical aid immediately. Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Skin:Get medical aid immediately. Immediately flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Destroy contaminated shoes.
Eyes:Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately. 

Storage:Store in a cool, dry place. Store in a tightly closed container.
Handling:Wash thoroughly after handling. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Avoid ingestion and inhalation. Use only in a chemical fume hood.
Stability:Stable under normal temperatures and pressures.

Hazard Codes: XnCTF+
Risk Statements: 20/21/22-36/37/38-52/53 
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed
R36/37/38: Irritating to eyes, respiratory system and skin
R52/53: Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Statements: 26-37/39-61-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S37/39: Wear suitable gloves and eye/face protection
S61: Avoid release to the environment. Refer to special instructions / safety data sheets
S36: Wear suitable protective clothing
RIDADR: UN 2928 6.1/PG 2
WGK Germany: 1
RTECS: SL4550000
F: 10-23
F 10: Keep under argon
F 23: Sensitive to air
Hazard Note: Corrosive/Harmful
TSCA: T
HazardClass: 6.1
PackingGroup: III

Product Categories: Liquid Crystal intermediates;Fluoro-Aromatics;Aromatic Phenols;Phenol&Thiophenol&Mercaptan;Building Blocks for Liquid Crystals;Functional Materials;Phenols (Building Blocks for Liquid Crystals);Pharmaceutical Intermediate;Organic Building Blocks;Oxygen Compounds;Phenols

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.

Fire Fighting:Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing media: Use foam, dry chemical, or carbon dioxide.