Safety data sheet
According to EC Directive 91/155/EEC
MERCK Schuchardt
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1. Identification of the substance/preparation and of the company/undertaking
Identification of the product
Catalogue No.: 804807
Product name: Isophorone for synthesis

Manufacturer/supplier identification
Company: Merck Ltd.
9th Floor, Monterey Tower, 2170 New Petchburi Road, Bangkapi, Huaykwang, Bangkok 10320
Tel: (662) 308 - 0218

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2. Composition/information on ingredients
Synonyms
3,5,5-Trimethyl-2-cyclohexen-1-one

CAS-No.: 78-59-1 EC-Index-No.: 606-012-00-8
Molar mass: 138.21 EINECS-No.: 201-126-0
Molecular formula: C9H14O

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3. Hazards identification
Irritating to eyes, respiratory system and skin.

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4. First aid measures
After inhalation: fresh air.
After skin contact: wash off with plenty of water. Remove contaminated clothing.
After eye contact: rinse out with plenty of water with the eyelid held wide open. Summon eye specialist.
After swallowing: make victim drink plenty of water, induce vomiting, summon doctor.

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5. Fire-fighting measures
Suitable extinguishing media:
Water, CO2, foam, powder.

Special risks:
Combustible. Development of hazardous combustion gases or vapours possible in the event of fire.

Special protective equipment for fire fighting:
Do not stay in dangerous zone without self-contained breathing apparatus.

Other information:
Prevent fire-fighting water from entering surface water or groundwater.

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6. Accidental release measures
Person-related precautionary measures:
Do not inhale vapours/aerosols. Ensure supply of fresh air in enclosed rooms.
Environmental-protection measures:
Do not allow to enter sewerage system.
Procedures for cleaning / absorption:
Take up with liquid-absorbent material (e.g. Chemizorb ). Forward for disposal. Clean up affected area.

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7. Handling and storage
Handling:
No further requirements.

Storage:
At +15C to +25C. Tightly closed in a well-ventilated place, away from sources of ignition and heat.

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8. Exposure controls/personal protection
Specific control parameter
MAK Germany (max. workplace conc.)
Isophorone 2 ml/m3 or 11 mg/m3

Personal protective equipment:
Respiratory protection: required when vapours/aerosols are generated.
Eye protection: required
Hand protection: required

Protective clothing should be selected specifically for the working place, depending on concentration and quantity of the hazardous substances handled. The resistance of the protective clothing to chemicals should be ascertained with the respective supplier.
Industrial hygiene: Change contaminated clothing. Application of skin-protective barrier cream recommended. Wash hands and face after working with substance.

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9. Physical and chemical properties
Form: liquid
Colour: colourless
Odour: characteristic
pH value
at 12 g/l water ( ) 7
Melting temperature -8 C
Boiling temperature 215 C
Ignition temperature 460 C
Flash point 86 C
Explosion limits lower 0.8 Vol%
upper 3.8 Vol%
Vapour pressure (38 C) 1 hPa
Density (20 C) 0.92 g/cm3
Solubility in water (20 C) 12 g/l
organic solvents (20 C) soluble

Further information
Distillable in an undecomposed state at normal pressure.

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10. Stability and reactivity
Conditions to be avoided
no information available

Substances to be avoided
oxidizing agent

Hazardous decomposition products
no information available

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11. Toxicological information
Acute toxicity
LD50 (oral, rat): 2300 mg/kg
LD50 (dermal, rabbit): 1500 mg/kg

The literature data available to us do not conform with the labelling prescribed by the EC. The EC has dossiers of the manufacturers which have not been published.

Subacute to chronic toxicity
The carcinogenic potential requires further clarification.
An embryotoxic effect need not be feared when the threshold limit value is observed.

Further toxicological information
After inhalation: Irritations of the mucous membranes, coughing, and dyspnoea.
After skin contact: Irritations.
After eye contact: Irritations.
After swallowing: irritations of mucous membranes in the mouth, pharynx, oesophagus and gastrointestinal tract.

No description of any further symptoms is avaiable.

Further data
The product should be handled with the care usual when dealing with chemicals.

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12. Ecological information
Ecotoxic effects:
Fish toxicity: L.idus LC50: 205 mg/l /48 h

Further ecologic data:
No ecological problems are to be expected when the product is handled and used with due care and attention.

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13. Disposal considerations
Product:
There are no uniform EC Regulations for the disposal of chemicals or residues. Chemical residues generally count as special waste. The disposal of the latter is regulated in the EC member countries through corresponding laws and regulations. We recommend that you contact either the authorities in charge or approved waste disposal companies which will advise you on how to dispose of special waste.

Packaging:
Disposal in compliance with official regulations. Handle contaminated packaging in the same way as the substance itself. If not officially specified differently, non-contaminated packaging may be treated like household waste or recycled.

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14. Transport information
Not subject to transport regulations.

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15. Regulatory information
Labelling according to EC Directives
Symbol: Xi Irritant immediately and show this container or label.
R-phrases: R 36/37/38 Irritating to eyes, respiratory system and skin.
S-phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
EC-No.: 201-126-0 EC label

German regulations
Water pollution class 1 (slightly polluting substance)

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16. Other information
Reason for alteration
General update.

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