ALDRICH CHEMICAL CO -- 3,4-DIHYDRO-2H-PYRAN, 97% D10620-8  -- 6850-00N014288
<pre>=====================  Product Identification  =====================

Product ID:3,4-DIHYDRO-2H-PYRAN, 97% D10620-8
MSDS Date:01/19/1988
FSC:6850
NIIN:00N014288
=== Responsible Party ===
Company Name:ALDRICH CHEMICAL CO
Box:355
City:MILWAUKEE
State:WI
ZIP:53201
Country:US
Info Phone Num:414-273-3850
CAGE:60928
=== Contractor Identification ===
Company Name:ALDRICH CHEMICAL CO INC
Address:1001 WEST ST PAUL AVE
Box:355
City:MILWAUKEE
State:WI
ZIP:53233
Country:US
Phone:414-273-3850
CAGE:60928

=============  Composition/Information on Ingredients  =============

Ingred Name:2H-PYRAN, 3,4-DIHYDRO-, 97%
CAS:110-87-2
RTECS #:UP7700000
Fraction by Wt: 97%

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:YES  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE:MAY BE HARMFUL BY INHALATION,
    INGESTION OR SKIN ABSORPTION. VAPOR OR MIST IS IRRITATING TO
    EYES,MUCOUS MEMBRANES AND UPPER RESPIRATORY TRACT.
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:SEE HEALTH HAZARDS.
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

=======================  First Aid Measures  =======================

First Aid:EYES:IMMEDIATELY FLUSH W/COPIOUS AMTS OF WATER FOR AT LEAST
    15 MINUTES. SKIN:IMMEDIATELY FLUSH W/COPIOUS AMTS OF WATER FOR 15
    MINUTES WHILE REMOVING CONTAMINATED CLOTHING AND SHOES. REMOVE AND
    WASH CO NTAMINATED CLOTHING PROMPTLY. INHAL:REMOVE TO FRESH AIR.
    SUPPORT BRTHG (GIVE O*2/ARTF RESP), CALL MD. INGEST:CALL MD
    IMMEDIATELY .

=====================  Fire Fighting Measures  =====================

Flash Point Method:CC
Flash Point:4F,-16C
Extinguishing Media:CARBON DIOXIDE, DRY CHEMICAL POWDER, ALCOHOL OR
    POLYMER FOAM. WATER MAY BE EFFECTIVE FOR COOLING BUT NOT
    EXTINGUISHMENT.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT TO PREVENT CONTACT WITH SKIN AND EYES.
    EXTREMELY FLAMM. USE WATER SPRAY TO COOL FIRE-EXPOSED CNTNRS.
Unusual Fire/Explosion Hazard:VAPOR MAY TRAVEL CONSIDERABLE DISTANCE TO
    SOURCE OF IGNITION & FLASH BACK. CNTNR EXPLOSION MAY OCCUR UNDER
    FIRE CONDITIONS. FORMS EXPLOSIVE MIXTURES IN AIR.

==================  Accidental Release Measures  ==================

Spill Release Procedures:EVACUATE AREA. SHUT OFF ALL SOURCES OF IGNIT.
    WEAR NIOSH/MSHA APPRVD SCBA/RUBBER BOOTS/HEAVY RUBBER GLOVES. COVER
    W/ACTIVATED CARBON ADSORBENT. TAKE UP, PLACE IN CLOSED CNTNRS.
    TRANSPORT OUTDOORS. VEN T AREA/WASH SPILL SITE AFTER MATL PICKUP
    COMPLETE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:STORE IN COOL, DRY PLACE. KEEP AWAY
    FROM HEAT, SPARKS & OPEN FLAME. KEEP TIGHTLY CLOSED. DO NOT BREATHE
    VAPOR. AVOID CNTCT W/EYES, SKIN & CLOTHING.
Other Precautions:IRRITANT. USE NONSPARKING TOOLS.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:WEAR APPROPRIATE NIOSH/MSHA APPROVED RESPIRATOR.
Ventilation:MECHANICAL EXHAUST REQUIRED.
Protective Gloves:CHEMICAL RESISTANT GLOVES.
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:PROTECTIVE CLOTHING. SAFETY SHOWER AND EYE
    BATH.
Work Hygienic Practices:WASH HANDS THOROUGHLY AFTER USE AND BEFORE
    EATING, DRINKING, SMOKING OR USING SANITARY FACILITIES .
Supplemental Safety and Health
NONE SPECIFIED BY MANUFACTURER.

==================  Physical/Chemical Properties  ==================

HCC:F3
Boiling Pt:B.P. Text:187F,86C
Melt/Freeze Pt:M.P/F.P Text:-94F,-70C
Spec Gravity:0.922
Appearance and Odor:NONE SPECIFIED BY MANUFACTURER.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
OXIDIZING AGENTS, STRONG ACIDS, ALCOHOLS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:TOXIC FUMES OF:CO, CO*2.

====================  Disposal Considerations  ====================

Waste Disposal Methods:BURN IN CHEMICAL INCINERATOR EQUIPPED
    W/AFTERBURNER AND SCRUBBER BUT EXERT EXTRA CARE IN IGNITING AS
    MATERIAL IS HIGHLY FLAMMABLE. DISPOSE OF I/A/W FEDERAL, STATE AND
    LOCAL REGULATIONS.

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