GFS CHEMICALS, INC.

                                      P.O. Box 245 Powell, OH 43065

                                   740-881-5501(Tel.) 740-881-5989(Fax)

                                   1-800-424-9300(Chemtrec 24Hr. Info.)



                                  MATERIAL SAFETY DATA SHEET

                                                                                                     3126

                                         cis-2,3-EPOXYBUTANE



CHEMICAL NAME & SYNONYMS                                                  DOT CLASS     SARA TITLE 313

cis-2,3-Epoxybutane                                                       3/II          No

cis-2,3-Dimethyloxirane; cis-2-Butene Oxide                               TSCA listed - No



FORMULA                              REPORTABLE QUANTITY                  F.W.          CAS#

CH 3(HCOCH)CH 3                              N/A                          72.11         1758-33-4



PHYSICAL DATA

Density 0.826; Boiling point 60-61°C; Melting point -80°C.



APPEARANCE & ODOR

Clear, colorless to light yellow liquid.



REACTIVITY & CONDITIONS TO AVOID

Stable. Incompatible with oxidizing materials, heat and sources of ignition. Will decompose on

exposure to moist air or water.



FIRE HAZARDS

Flammable liquid, will emit toxic fumes of carbon monoxide and carbon dioxide. Firefighters wear

SCBA.



EXTINGUISHER                                                              FLASHPOINT    LEL   UEL

CO 2, ABC dry powder, foam, water spray or fog.                           -26°C         Not known



HEALTH HAZARDS

The chemical, physical and toxicological properties of this product have not been fully

investigated. It is supplied for use in research and development only and must be used by or

under the supervision of a technically qualified individual. May be harmful by inhalation,

ingestion or skin absorption. May be irritating to skin, eyes and mucous membranes. LD/TD no

data. OSHA PEL/ACGIH TLV not established. Mutagenic data. While not a listed carcinogen, it may

be carcinogenic.



FIRST AID

Remove contaminated clothing immediately and launder before reuse. Discard contaminated shoes.

For eyes, flush with plenty of water for at least fifteen minutes. Seek medical attention

immediately. For skin, wash thoroughly with soap and water, while removing clothing. Seek

medical attention. For inhalation, remove to fresh air. If not breathing give mouth to mouth

resuscitation. If breathing is difficult, give oxygen. Seek medical attention at once. For

ingestion, seek medical attention at once.



SPECIAL PRECAUTIONS

Wear goggles, rubber gloves, protective clothing. Use only with adequate ventilation and/or

suitable respiratory protection. Avoid all contact. Store cylinder in a refrigerator, protected

from air and moisture.



SPILLS & LEAKS

Remove ignition sources. Ventilate area. Equip personnel with respirator. Take up spill in

absorbent and dispose to incinerator or other suitable hazardous waste.





CATALOG #                                                       PREPARED BY                   DATE

3126                                                                MDM                  November 6, 2006



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