Product ID:1-METHYL-2-PYRROLIDONE, 69118
MSDS Date:10/01/1994
FSC:6810
NIIN:00N072356
MSDS Number: CBYBH

Emergency Phone: 314-771-5765

Info Phone: 314-771-5765

Cage: 21076

Telephone: 314-771-5765

Cage: 21076

2-PYRROLIDINONE, 1-METHYL-; (1-METHYL-2-PYRROLIDONE)

CAS: 872-50-4

RTECS: UY5790000

Fraction By Weight: 100%

OSHA PEL N/K

ACGIH TLV: N/K

LD50 LC50 Mixture:LD50:(ORAL,RAT) 3914 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:HARMFUL IF SWALLOWED, INHALED OR
ABSORBED THROUGH SKIN. VAPOR IS IRRITATING TO THE EYES, MUCOUS
MEMBRANES AND UPPER RESPIRATORY TRACT. CAUSES SKIN IRRITATION.
PROLONGED EXPOSURE CAN CAUSE STOMAC H PAINS, VOMITING, DIARRHEA.
CHRONIC:OVEREXPOSURE MAY CAUSE REPRODUCTIVE DISORDER(S) BASED ON
TESTS W/ (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:LAB ANIMALS. TARGET ORGANS:BONE
MARROW, THYMUS, SPLEEN, LYMPHATIC SYSTEM. RATS EXPOSED TO
1-METHYL-2-PYRROLIDINONE AT CONC OF 1 MG/L AS AN AEROSOL FOR 10
DAYS SHOWED DEPLETION OF HEMATOPOIETI C CELLS IN BONE MARROW &
ATROPHY OF LYMPHOID TISSUES OF THE THYMUS, SPLEEN & LYMPH NODES.
TARGET ORGAN DATA:EFTS(SUPDAT)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:EYES:IMMED FLUSH W/COPIOUS AMTS OF WATER FOR AT LST 15 MINS.
ASSURE ADEQ FLUSHING BY SEPARATING EYELIDS W/FINGERS. SKIN:IMMED
FLUSH W/COPIOUS AMTS OF WATER FOR AT LST 15 MINS WHILE REMOVING
CONTAM CLT HG & SHOES. REMOVE & WASH CONTAM CLTHG PROMPTLY. DISCARD
CONTAM SHOES. INHAL:REMOVE TO FRESH AIR. IF NOT BRTHG GIVE ARTF
RESP. IF BRTHG IS DFCLT, GIVE OXYG. INGEST:WASH OUT MOUTH W/WATER
(SUPP DATA)

Flash Point:187F,86C
Lower Limits:1.3%
Upper Limits:9.5%
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL POWDER OR
APPROPRIATE FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA & FULL PROTECTIVE
EQUIPMENT . COMBUSTIBLE LIQUID.
Unusual Fire/Explosion Hazard:EMITS TOXIC FUMES UNDER FIRE CONDITIONS.

Spill Release Procedures:EVACUATE AREA. WEAR NIOSH APPROVED SCBA,
RUBBER BOOTS & HEAVY RUBBER GLOVES. ABSORB ON SAND OR VERMICULITE &
PLACE IN CLOSED CONTAINERS FOR DISPOSAL. VENTILATE AREA & WASH
SPILL SITE AFTER MATL PICKUP IS COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:DO NOT BREATHE VAPOR. AVOID CONTACT
W/EYES, SKIN, & CLOTHING. MAY BE READILY ABSORBED THRU SKIN.
IRRITANT. POSSIBLE TERATOGEN. KEEP TIGHTLY CLOSED.
Other Precautions:KEEP AWAY FROM HEAT & OPEN FLAME. STORE IN A COOL,
DRY PLACE. HARMFUL BY INHAL, IN CONTACT W/SKIN & IF SWALLOWED.
IRRITATING TO EYES, RESP SYSTEM & SKIN. POSSIBLE RISK OF
IRREVERSIBLE EFTS. COMBUSTIBL E. HYGROSCOPIC. STORE UNDER NITROGEN.

Respiratory Protection:NIOSH APPROVED RESPIRATOR.
Ventilation:USE ONLY IN A CHEMICAL FUME HOOD.
Protective Gloves:WEAR HEAVY RUBBER GLOVES.
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:EYE WASH FOUNTAIN & DELUGE SHOWER WHICH MEET
ANSI DESIGN CRITERIA . WEAR SUITABLE PROTECTIVE CLOTHING.
Work Hygienic Practices:WASH THOROUGHLY AFTER HANDLING.
Supplemental Safety and Health
VP:0.29 @ 20C; 0.99 @ 40C. EFTS OF OVEREXP:ON FERTILITY
(POST-IMPLANTATION MORTALITY). SPECIFIC DEVELOPMENTAL ABNORMS (CNS,
MUSCULOSKELETAL SYSTEM). FIRST AID PROC:PROVIDED PERSON IS
CONSCIOUS. CALL M D.

Boiling Pt:B.P. Text:>178F,>81C
Melt/Freeze Pt:M.P/F.P Text:-11F,-24C
Vapor Pres:SUPP DATA
Vapor Density:3.4
Spec Gravity:1.033
Appearance and Odor:COLORLESS LIQUID.

Stability Indicator/Materials to Avoid:YES
STRONG ACIDS, STRONG OXIDIZING AGENTS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY PRODUCE
CARBON MONOXIDE, CARBON DIOXIDE & NITROGEN OXIDES.

Waste Disposal Methods:THIS COMBUSTIBLE MATERIAL MAY BE BURNED IN A
CHEMICAL INCINERATOR EQUIPPED W/AFTERBURNER & SCRUBBER. OBSERVE ALL
FEDERAL, STATE & LOCAL ENVIRONMENTAL REGULATIONS.

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particular situation.