3,3'-Dimethyl-4,4'-diaminodicyclohexylmethane
4,4'-Diamino-3,3'-dimethyldicyclohexylmethane
4,4'-Methylenebis-(2-methylcyclohexanamine)
C15H30N2
Molecular mass: 238.5
ICSC # 1464
CAS # 6864-37-5
RTECS # GU5980000
EC # 612-110-00-1
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Types of Hazard/ Exposure
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Acute Hazards/ Symptoms
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Prevention
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First Aid/
Fire Fighting
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FIRE
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Combustible.
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NO open flames.
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Powder, alcohol-resistant foam, water spray, carbon dioxide.
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Explosion
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Exposure
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AVOID ALL CONTACT!
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IN ALL CASES CONSULT A DOCTOR!
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•Inhalation
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Burning sensation.
Cough.
Sore throat.
Laboured breathing.
Shortness of breath.
Symptoms may be delayed (see Notes).
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Ventilation, local exhaust, or breathing protection.
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Fresh air, rest.
Refer for medical attention.
Half-upright position.
Artificial respiration may be needed.
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•Skin
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Serious skin burns.
Pain.
Redness.
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Protective gloves.
Protective clothing.
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Remove contaminated clothes.
Rinse skin with plenty of water or shower.
Refer for medical attention.
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•Eyes
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Pain.
Redness.
Severe deep burns.
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Face shield,
or eye protection in combination with breathing protection.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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•Ingestion
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Abdominal pain.
Burning sensation.
Shock or collapse.
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Do not eat, drink, or smoke during work.
Wash hands before eating.
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Rinse mouth.
Give plenty of water to drink.
Do NOT induce vomiting.
Refer for medical attention.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Consult an expert!
Do NOT let this chemical enter the environment.
Collect leaking and spilled liquid in sealable plastic containers as far as possible.
(Extra personal protection: complete protective clothing including self-contained breathing apparatus.)
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Separated from
food and feedstuffs
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Do not transport with food and feedstuffs.
T symbol
C symbol
N symbol
R: 22-23/24-35-51/53
S: 1/2-26-36/37/39-45-61
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Important Data
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Physical State; Appearance:
COLOURLESS
TO YELLOW
LIQUID
Physical Dangers:
Chemical Dangers:
The substance is a weak base.
The substance decomposes
on burning
producing
nitrogen oxides
.
Occupational Exposure Limits:
TLV not established.
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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 contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C
; on spraying or dispersing, however, much faster.
Effects of Short-Term Exposure:
The substance
is severely corrosive to
the eyes
and
the skin.
The substance
is corrosive to
the respiratory tract.
Corrosive on ingestion.
Inhalation of the aerosol at high levels may cause lung oedema (see Notes).
Effects of Long-Term or Repeated Exposure:
The substance may have effects on the skin resulting in chronic disease (scleroderma).
The substance may have effects on the
blood
,
cardiovascular system
,
kidneys
and
liver
, resulting in
anaemia
,
cardiac disorders
,
kidney impairment
and
liver impairment
.
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Physical
Properties
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Boiling point: 342°C
Melting point: -7°C
Relative density (water = 1): 0.95
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Solubility in water, g/100 ml at 20°C: 0.4
Vapour pressure, Pa at 20°C: 0.08
Octanol/water partition coefficient as log Pow: 2.5
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Environmental
Data
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The substance is toxic to aquatic organisms.
It is strongly advised that this substance does not enter the environment.
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N O T E S
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Epi-Cure 113, Hardener SL and Laromin C are trade names.
The symptoms of lung oedema often do not become manifest until a few hours have passed and they are aggravated by physical effort. Rest and medical observation is therefore essential.
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ADDITIONAL INFORMATION
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ICSC: 1464
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2,2'-DIMETHYL-4,4'-METHYLENEBIS(CYCLOHEXYLAMINE)
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(C) IPCS, CEC, 1994
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IMPORTANT LEGAL NOTICE:
Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH,
the CEC or the IPCS is responsible for the use which might be made of this
information. This card contains the collective views of the IPCS Peer Review Committee and may
not reflect in all cases all the detailed requirements included in national legislation
on the subject. The user should verify compliance of the cards with the relevant legislation
in the country of use.
The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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