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CYCLOTETRAMETHYLENE TETRANITRAMINE ICSC: 1575
Date of Peer Review: April 2005

HMX
Octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine
Octogen
CAS # 2691-41-0 C4H8N8O8
RTECS # XF7450000 Molecular mass: 296.2
UN # 0226 (wet), 0484 (desensitized)
EC Index #
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Explosive. Gives off irritating or toxic fumes (or gases) in a fire.
NO open flames, NO sparks, and NO smoking.
In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION Risk of fire and explosion.
Closed system, ventilation, explosion-proof electrical equipment and lighting. Do NOT expose to friction or shock.
Combat fire from a sheltered position.
EXPOSURE


Inhalation See Ingestion.
Ventilation (not if powder), local exhaust, or breathing protection.
Fresh air, rest.
Skin MAY BE ABSORBED! Redness.
Protective gloves. Protective clothing.
Remove contaminated clothes. Rinse and then wash skin with water and soap.
Eyes Redness. Pain.
Safety spectacles, or eye protection in combination with breathing protection if powder.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion Confusion. Drowsiness. Convulsions. Unconsciousness.
Do not eat, drink, or smoke during work.
Rinse mouth. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Evacuate danger area! Consult an expert! Remove all ignition sources. Personal protection: chemical protection suit. Cover the spilled material with water. Carefully collect remainder, then remove to safe place. Do NOT wash away into sewer. Do NOT let this chemical enter the environment.
EU Classification
UN Classification
UN Hazard Class: 1.1D
UN Pack Group: II
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-10G1.1
Fireproof. Separated from strong bases, strong acids. Store in an area without drain or sewer access.
IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 2005

SEE IMPORTANT INFORMATION ON BACK
CYCLOTETRAMETHYLENE TETRANITRAMINE ICSC: 1575
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
COLOURLESS CRYSTALS

PHYSICAL DANGERS:
As a result of flow, agitation, etc., electrostatic charges can be generated. Dust explosion possible if in powder or granular form, mixed with air.

CHEMICAL DANGERS:
Heating may cause violent combustion or explosion. May decompose explosively on shock, friction, or concussion. The substance decomposes on heating producing toxic gases including nitrogen oxides. Reacts violently with acids and bases.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
MAK not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of its aerosol, through the skin and by ingestion.

INHALATION RISK:
A harmful concentration of airborne particles can be reached quickly when dispersed.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is irritating to the eyes and the skin. The substance may cause effects on the central nervous system, resulting in irritability, convulsions and lowering of consciousness. Medical observation is indicated.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
The substance may have effects on the kidneys and liver.
PHYSICAL PROPERTIES
Melting point: 275C
Density: 1.9 g/cm
Solubility in water: none
Vapour pressure, Pa at 25C: <0.1
Auto-ignition temperature: 234C
ENVIRONMENTAL DATA
This substance may be hazardous in the environment; special attention should be given to aquatic organisms.
NOTES
Combustion in a confined space may turn into detonation. The substance may be transported only in water (15%) or desensitized with wax.
ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 2005