MSDS for ACETYL CHLORIDE
1 - PRODUCT IDENTIFICATION
PRODUCT NAME: ACETYL CHLORIDE
FORMULA: CH3COCL
FORMULA WT: 78.50
CAS NO.: 75-36-5
NIOSH/RTECS NO.: AO6390000
COMMON SYNONYMS: ACETIC ACID CHLORIDE; ACETIC CHLORIDE; ETHANOYL CHLORIDE
PRODUCT CODES: 9013
EFFECTIVE: 12/02/85
REVISION #01
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 3 SEVERE (POISON)
FLAMMABILITY - 3 SEVERE (FLAMMABLE)
REACTIVITY - 3 SEVERE (WATER REACTIVE)
CONTACT - 4 EXTREME (CORROSIVE)
HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).
LABORATORY PROTECTIVE EQUIPMENT
GOGGLES & SHIELD; LAB COAT & APRON; VENT HOOD; PROPER GLOVES; CLASS B
EXTINGUISHER
PRECAUTIONARY LABEL STATEMENTS
DANGER
FLAMMABLE
CONTACT WITH WATER OR MOIST AIR LIBERATES TOXIC FUMES.
CAUSES SEVERE BURNS
HARMFUL IF INHALED
KEEP AWAY FROM HEAT, SPARKS, FLAME. DO NOT GET IN EYES, ON SKIN, ON CLOTHING.
AVOID BREATHING VAPOR. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH ADEQUATE
VENTILATION. WASH THOROUGHLY AFTER HANDLING. IN CASE OF FIRE, USE DRY
CHEMICAL OR CARBON DIOXIDE. DO NOT USE WATER. IN CASE OF SPILL, SOAK UP
WITH SAND OR EARTH. FLUSH SPILL AREA WITH WATER.
SAF-T-DATA(TM) STORAGE COLOR CODE: RED STRIPE (STORE SEPARATELY)
2 - HAZARDOUS COMPONENTS
COMPONENT % CAS NO.
ACETYL CHLORIDE 90-100 75-36-5
3 - PHYSICAL DATA
MSDS for ACETYL CHLORIDE Page 2
BOILING POINT: 51 C ( 124 F) VAPOR PRESSURE(MM HG): 750
MELTING POINT: -112 C ( -170 F) VAPOR DENSITY(AIR=1): 2.7
SPECIFIC GRAVITY: 1.10 EVAPORATION RATE: N/A
(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): DECOMPOSES % VOLATILES BY VOLUME: 100
APPEARANCE & ODOR: COLORLESS LIQUID, PUNGENT ODOR.
4 - FIRE AND EXPLOSION HAZARD DATA
FLASH POINT (CLOSED CUP: 4 C ( 40 F) NFPA 704M RATING: 3-3-2 W
FLAMMABLE LIMITS: UPPER - N/A % LOWER - N/A %
FIRE EXTINGUISHING MEDIA
USE DRY CHEMICAL OR CARBON DIOXIDE. DO NOT USE WATER.
SPECIAL FIRE-FIGHTING PROCEDURES
FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED
BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.
MOVE EXPOSED CONTAINERS FROM FIRE AREA IF IT CAN BE DONE WITHOUT RISK.
USE WATER TO KEEP FIRE-EXPOSED CONTAINERS COOL; DO NOT GET WATER INSIDE
CONTAINERS.
UNUSUAL FIRE & EXPLOSION HAZARDS
GIVES OFF FLAMMABLE VAPORS. VAPORS MAY FORM EXPLOSIVE MIXTURE WITH AIR.
CLOSED CONTAINERS EXPOSED TO HEAT MAY EXPLODE.
REACTS VIOLENTLY WITH WATER.
TOXIC GASES PRODUCED
PHOSGENE, HYDROGEN CHLORIDE
5 - HEALTH HAZARD DATA
CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO
EFFECTS OF OVEREXPOSURE
INHALATION OF VAPORS MAY CAUSE COUGHING, CHEST PAINS, OR NOSE AND THROAT
IRRITATION.
INGESTION MAY CAUSE SEVERE BURNING OF MOUTH AND STOMACH.
TARGET ORGANS
NONE IDENTIFIED
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
NONE IDENTIFIED
MSDS for ACETYL CHLORIDE Page 3
ROUTES OF ENTRY
NONE INDICATED
EMERGENCY AND FIRST AID PROCEDURES
CALL A PHYSICIAN.
IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL
RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES OR SKIN WITH PLENTY OF WATER FOR
AT LEAST 15 MINUTES WHILE REMOVING CONTAMINATED CLOTHING AND SHOES.
WASH CLOTHING BEFORE RE-USE.
6 - REACTIVITY DATA
STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR
CONDITIONS TO AVOID: HEAT, MOISTURE, FLAME, SOURCES OF IGNITION
INCOMPATIBLES: WATER, ALCOHOLS, STRONG BASES, STRONG OXIDIZING AGENTS,
AMINES
DECOMPOSITION PRODUCTS: PHOSGENE, HYDROGEN CHLORIDE
7 - SPILL AND DISPOSAL PROCEDURES
STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE
WEAR SELF-CONTAINED BREATHING APPARATUS AND FULL PROTECTIVE CLOTHING.
SHUT OFF IGNITION SOURCES; NO FLARES, SMOKING, OR FLAMES IN AREA. STOP
LEAK IF YOU CAN DO SO WITHOUT RISK. DO NOT USE WATER. TAKE UP WITH SAND
OR OTHER NON-COMBUSTIBLE ABSORBENT MATERIAL AND PLACE INTO CONTAINER FOR
LATER DISPOSAL. FLUSH SPILL AREA WITH WATER.
DISPOSAL PROCEDURE
DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL
ENVIRONMENTAL REGULATIONS.
8 - PROTECTIVE EQUIPMENT
VENTILATION: USE ADEQUATE GENERAL OR LOCAL EXHAUST VENTILATION
TO KEEP FUME OR DUST LEVELS AS LOW AS POSSIBLE.
RESPIRATORY PROTECTION: NONE REQUIRED WHERE ADEQUATE VENTILATION
CONDITIONS EXIST. IF AIRBORNE CONCENTRATION IS
HIGH, A CHEMICAL CARTRIDGE RESPIRATOR WITH ACID/
ORGANIC CARTRIDGE IS RECOMMENDED. IF
CONCENTRATION EXCEEDS CAPACITY OF CARTRIDGE
RESPIRATOR, A SELF-CONTAINED BREATHING APPARATUS
IS ADVISED.
EYE/SKIN PROTECTION: SAFETY GOGGLES AND FACE SHIELD, UNIFORM,
PROTECTIVE SUIT, RUBBER GLOVES ARE RECOMMENDED.
MSDS for ACETYL CHLORIDE Page 4
9 - STORAGE AND HANDLING PRECAUTIONS
SAF-T-DATA(TM) STORAGE COLOR CODE: RED STRIPE (STORE SEPARATELY)
SPECIAL PRECAUTIONS
KEEP CONTAINER TIGHTLY CLOSED. STORE AWAY FROM WATER OR LOCATIONS WHERE
WATER MAY BE USED TO EXTINGUISH FIRE.
STORE IN A COOL, WELL-VENTILATED AREA AWAY FROM SOURCES OF HEAT, FLAME, OR
IGNITION.
10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
DOMESTIC (D.O.T.)
PROPER SHIPPING NAME ACETYL CHLORIDE
HAZARD CLASS FLAMMABLE LIQUID
UN/NA UN1717
LABELS FLAMMABLE LIQUID
REPORTABLE QUANTITY 5000 LBS.
INTERNATIONAL (I.M.O.)
PROPER SHIPPING NAME ACETYL CHLORIDE
HAZARD CLASS 3.2, 8
UN/NA UN1717
LABELS FLAMMABLE LIQUID, CORROSIVE