bromination of arenes

bromine

fire: negligible fire hazard., may ignite or explode on contact with combustible materials
prevention: avoid contact with combustible materials
first aid: regular dry chemical, carbon dioxide, regular foam

inhalation: irritation, copious mucous secretion, coughing, nosebleeds, and headache. delayed symptoms: nausea, diarrhea and abdominal pains, pulmonary edema, pneumonitis or pneumonia
prevention: ventilation, local exhaust
first aid: remove from exposure immediately; get immediate medical attention

skin: ooling sensation, burning sensation, redness, pain, brown discoloration, blisters, discharging pustules, destructive burns and deep-seated ulcers
prevention: protective gloves and clothing
first aid: remove contaminated clothes and jewelry, thoroughly wash skin with water, get medical attention immediately

eyes: redness, pain, blurred vision, burns, lacrimation, photophobia, loss of vision
prevention: safety goggles
first aid: thoroughly wash eyes with water for several min, remove contact lenses if possible, seek medical attention immediately, and continue to wash eyes with water

ingestion: burns of the mouth, throat and stomach, brown discoloration and corrosion of the tongue and mucous membranes, sore throat, and vomiting
prevention: do not eat or drink in the laboratory
first aid: contact physician immediately; give large amounts of water or milk and allow vomiting to occur; when vomiting occurs, keep head lower than hips

cyclohexene

fire: severe fire hazard, vapors or gases may ignite at distant ignition sources
prevention: no flames, no sparks, no contact with hot surfaces
first aid: carbon dioxide, regular dry chemical, water

inhalation: irritation, central nervous system, depression, headache, dizziness, drowsiness, labored breathing, and kidney and liver damage
prevention: ventilation, local exhaust
first aid: remove from exposure immediately, keep warm and at rest. get medical attention immediately

skin: defatting of the skin, redness, and burning sensation
prevention: protective gloves and clothing
first aid: remove contaminated clothes and jewelry, thoroughly wash skin with water

eyes: redness and irritation
prevention: safety goggles
first aid: thoroughly wash eyes with water for several minutes, remove contact lenses if possible, and seek medical attention immediately

ingestion: nausea, labored breathing, central nervous system involvement, pulmonary aspiration, and pneumonia
prevention: do not eat or drink in the laboratory

first aid: if vomiting occurs, keep head lower than hips; contact physician immediately

dichloromethane (known carcinogen) (possible mutagen)

fire: slight fire hazard
prevention: avoid heat, flames, sparks
first aid: carbon dioxide, regular dry chemical, and water

inhalation: irritation, lightheadedness, dizziness, tingling, numbness of the extremities, sensation of heat, sensation of fullness in the head, drunkenness, mental confusion, nausea, headache, and fatigue
prevention: ventilation, local exhaust
first aid: remove from exposure immediately; get medical attention

skin: irritation, possibly burns, skin absorption may occur causing effects detailed in inhalation
prevention: protective gloves and clothing
first aid: remove contaminated clothes and jewelry, thoroughly wash skin with water

eyes: pain, and extreme irritation
prevention: safety goggles
first aid: thoroughly wash eyes with water for several min, remove contact lenses if possible, and seek medical attention immediately

ingestion: rapid, then slowed respiration, gastrointestinal ulceration and hemorrhage, and unconsciousness, central nervous system depression, and liver and kidney damage
prevention: do not eat or drink in the laboratory
first aid: if vomiting occurs, keep head lower than hips; get medical attention, if needed

ethylbenzene (possible carcinogen) (possible mutagen)

fire: severe fire hazard, vapors or gases may ignite at distant ignition sources
prevention: no flames, no sparks, no contact with hot surfaces
first aid: regular dry chemical, carbon dioxide, water for cooling, regular foam

inhalation: severe irritation, cough, fatigue, depression, dizziness, and headache
prevention: ventilation, local exhaust
first aid: remove from exposure immediately; get medical attention immediately

skin: irritation, inflammation, 1st or 2nd degree burns; absorption through skin may cause systemic toxicity
prevention: protective gloves and clothing
first aid: remove contaminated clothes and jewelry, thoroughly wash skin with water, get medical attention immediately

eyes: irritation and lacrimation
prevention: safety goggles
first aid: thoroughly wash eyes with water for several minutes, remove contact lenses if possible, and seek

ingestion: abdominal pain, nausea, vomiting, aspiration with extensive edema and hemorrhage of lung tissue
prevention: do not eat or drink in the laboratory
first aid: contact physician immediately. give water or milk; if vomiting occurs, keep head lower than hip

tert-butylbenzene

fire: flammable. emits toxic fumes under fire conditions
prevention: no flames, no sparks, no contact with hot surfaces
first aid: carbon dioxide, dry chemical powder or appropriate foam. water may cool, but not extinguish

inhalation: may be harmful if inhaled
prevention: ventilation, local exhaust
first aid: remove to fresh aid. if breathing is difficult, give oxygen

skin: may be harmful if absorbed through skin
prevention: protective gloves and clothing
first aid: immediately flush skin with soap and copious amounts of water for at least 15 minutes. remove contaminated clothing

eyes: may be harmful to the eyes
prevention: safety goggles
first aid: immediately flash eyes with copious amounts of water lifting upper and lower lids often. seek medical advice

ingestion: may be harmful if swallowed
prevention: do not eat or drink in the laboratory
first aid: if swallowed wash out mouth with water. call a physician

toluene (possible mutagen)

fire: severe fire hazard. vapors or gases may ignite at distant ignition sources
prevention: no flames, no sparks, no contact with hot surfaces
first aid: regular dry chemical, carbon dioxide, water for cooling, regular foam

inhalation: fatigue, weakness, confusion, headache, nausea, and drowsiness
prevention: ventilation, loc al exhaust
first aid: remove from exposure immediately; get medical attention

skin: irritation and drying
prevention: protective gloves and clothing
first aid: remove contaminated clothes and jewelry, thoroughly wash skin with water

eyes: irritation and corneal burns
prevention: safety goggles
first aid: thoroughly wash eyes with water for several min, remove contact lenses if possible, and seek medical attention immediately

ingestion: abdominal spasms, systemic effects given in inhalation, coughing, and gagging
prevention: do not eat or drink in the laboratory
first aid: contact physician immediately. if vomiting occurs keep, head lower than hips

isopropylbenzene

fire: highly flammable
prevention: no flames, no sparks, no contact with hot surfaces
first aid: powder, AFFF, foam, carbon dioxide

inhalation: ataxia, cough, dizziness, drowsiness, headache, sore throat, unconsciousness
prevention: ventilation, local exhaust
first aid: fresh air, rest. halfupright position. refer for medical attention

skin: dry skin
prevention: protective gloves and clothing
first aid: remove contaminated clothes. rinse and then wash skin with water and soap

eyes: redness, pain
prevention: safety goggles
first aid: first rinse with plenty of water for several minutes; remove contact lenses if possible; seek medical attention

ingestion: ataxia, cough, dizziness, drowsiness, headache, sore throat, unconsciousness
prevention: do not eat or drink in the laboratory
first aid: rinse mouth. do not induce vomiting. refer for medical attention