Dibromomethane
Synonyms: Methylene dibromide
SECTION 1: Identification of the substance/mixture and of the company/undertaking
Chemical Name
Dibromomethane
Product Form
Substance
Catalogue No.
AL1680
CAS Number
74-95-3
EC Number
200-824-2
EC Index Number
602-004-00-0
Grade
99%
HSN Code
29033020
Molecular Formula
CH2Br2
SECTION 1: Identification of the substance/mixture and of the company/undertaking
1.1 Product identifier
Chemical Name
Dibromomethane
Catalogue No.
AL1680
Product form
Substance
CAS Number
74-95-3
EC Number
200-824-2
Grade
99%
EC Index Number
602-004-00-0
Chemical Formula
CH2Br2
HSN Code
29033020
Synonyms
Methylene dibromide
Chemical Structure
-
1.2 Relevant identified uses of the substance or mixture and uses advised against
Use of the substance/mixture
Solvent, reagent, and heavy liquid for mineral separation.
Uses advised against
Not specified
1.3 Details of the supplier of the safety data sheet
Company identification
Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 Emergency Contact Details
Phone / e-Mail
Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
SECTION 2: Hazards identification
2.1 Classification of the substance or mixture
Classification according to Regulation (EC) No 1272/2008
Acute Tox. 4; Aquatic Chronic 3
Classification source
ECHA C&L Inventory via PubChem CID 3024 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 Label elements
Hazard pictograms
Irritant
Signal word
Warning
Hazard statements
H332: Harmful if inhaled; H412: Harmful to aquatic life with long lasting effects
2.3 Other hazards
Other hazards
May cause respiratory irritation and central nervous system effects.
SECTION 3: Composition/information on ingredients
3.1 Substance
Name
Dibromomethane
CAS No.
74-95-3
SECTION 4: First aid measures
4.1 Description of first aid measures
First-aid measures after inhalation
Remove from exposure. Give oxygen if needed.
First-aid measures after skin contact
Wash with soap and water. Remove contaminated clothing. Seek medical attention if irritation persists.
First-aid measures after eye contact
Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Seek medical attention.
First-aid measures after ingestion
No specific antidote.
4.2 Most important symptoms and effects, both acute and delayed
Symptoms relating to use
Headache, dizziness, nausea, vomiting, and respiratory distress.
4.3 Indication of any immediate medical attention and special treatment needed
General information
Treat symptomatically. Show this safety data sheet to the treating physician.
SECTION 5: Fire-fighting measures
5.1 Extinguishing media
Suitable extinguishing media
Water spray, carbon dioxide, dry chemical powder, foam.
Unsuitable extinguishing media
Not specified
5.2 Special hazards arising from the substance or mixture
Special procedures
The vapour is heavier than air.
5.3 Advice for firefighters
Protection during firefighting
Do not enter fire area without proper protective equipment, including respiratory protection.
SECTION 6: Accidental release measures
6.1.1 For non-emergency personnel
Emergency procedures
Evacuate area. Ventilate and contain spill. Use appropriate protective equipment.
6.3 Methods and material for containment and cleaning up
Methods for cleaning up
Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Ventilation. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent.
6.4 Reference to other sections
Reference
Not specified
SECTION 7: Handling and storage
7.1 Precautions for safe handling
Precautions for safe handling
Use in a fume hood. Wear appropriate personal protective equipment including gloves and goggles.
Hygiene measures
Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 Conditions for safe storage, including any incompatibilities
Storage conditions
Separated from food and feedstuffs, strong oxidants, strong bases and metals. Do NOT store or transport in containers made from aluminium or plastic. Ventilation along the floor.
SECTION 8: Exposure controls/personal protection
8.2 Exposure controls
Hand protection
Protective gloves (e.g. nitrile rubber)
Eye protection
Chemical safety goggles or safety glasses
Skin and body protection
Wear suitable protective clothing
Respiratory protection
200 ppm or less: Any supplied-air respirator. Any self contained breathing apparatus; 1000 ppm or less: Any supplied air respirator with a full facepiece, helmet, or hood.
SECTION 9: Physical and chemical properties
9.1 Information on basic physical and chemical properties
Physical state
Liquid
Colour
Colorless
Odour
Sweet chloroform-like
Odour threshold
Not specified
pH value
Not applicable
Relative evaporation rate (butylacetate=1)
Not specified
Melting point
-52.5 °C
Freezing point
Not specified
Boiling point
97 °C
Flash point
Not applicable
Auto-ignition temperature
515 °C
Decomposition temperature
Not specified
Flammability (solid, gas)
Not flammable
Vapour pressure
Vapor pressure: 40 mm Hg @ 23.3 °C
Relative vapour density at 20°C
6.05 (Air= 1)
Density
2.4969 g/cc @ 20 °C
Solubility
11.70 g1000 g water @ 15 °C; 11.93 g1000 g water @ 30 °C
Log Pow
1.70
Viscosity, kinematic
Not specified
Viscosity, dynamic
Not specified
Explosive properties
Not explosive
Oxidising properties
Not oxidizing
Explosive limits
Not specified
SECTION 10: Stability and reactivity
10.1 Reactivity
Reactivity
Stable under normal conditions. Reacts with strong oxidizing agents.
10.2 Chemical stability
Chemical stability
Stable under recommended storage conditions.
10.3 Possibility of hazardous reactions
Possibility of hazardous reactions
Decomposes on heating. This produces toxic and corrosive fumes including hydrogen bromide and carbon monoxide (see ICSC 0023). Reacts violently with strong oxidants, strong bases and some metals such as aluminium, magnesium and potassium.
10.4 Conditions to avoid
Conditions to avoid
Avoid contact with incompatible materials and excessive heat.
10.5 Incompatible materials
Incompatible materials
Strong oxidizing agents, strong bases.
10.6 Hazardous decomposition products
Hazardous decomposition products
When heated to decomp it emits toxic fumes of hydrogen bromide.
SECTION 11: Toxicological information
11.1 Information on toxicological effects
Acute toxicity
LC50 Rat ihl 40 gcu m2 hr; LD50 Mouse sc 3738 mg/kg
Skin corrosion/irritation
Not classified (based on available data)
Serious eye damage/irritation
Not classified (based on available data)
Respiratory or skin sensitisation
Not classified (based on available data)
Germ cell mutagenicity
Not classified (based on available data)
Carcinogenicity
Not classified (based on available data)
Specific target organ toxicity (single exposure)
Not classified (based on available data)
Specific target organ toxicity (repeated exposure)
Not classified (based on available data)
SECTION 12: Ecological information
12.1 Toxicity
Toxicity information
Not specified
12.2 Persistence - degradability
Persistence - degradability
Not specified
12.3 Bioaccumulative potential
Bioaccumulative potential
Not specified
12.4 Mobility in soil
Mobility in soil
Not specified
12.6 Other adverse effects
Environmental precautions
Not specified
SECTION 13: Disposal considerations
13.1 Waste treatment methods
Additional Info
Dispose of contents/container in accordance with local, regional, national and international regulations.
SECTION 14: Transport information
14.1 UN number
UN-No. (ADR)
2664
UN-No. (IMDG)
2664
UN-No. (IATA)
2664
UN-No. (ADN)
2664
UN-No. (RID)
2664
14.2 UN proper shipping name
Proper Shipping Name (ADR)
Dibromomethane
Proper Shipping Name (IMDG)
Dibromomethane
Proper Shipping Name (IATA)
Dibromomethane
Proper Shipping Name (ADN)
Dibromomethane
Proper Shipping Name (RID)
Dibromomethane
14.3 Transport hazard class(es)
Transport hazard class(es)
6.1
14.4 Packing group
Packing group (ADR)
III
Packing group (IMDG)
III
Packing group (IATA)
III
Packing group (ADN)
III
Packing group (RID)
III
14.5 Environmental hazards
Dangerous for the environment
Not specified
Marine pollutant
Not specified
Other information
No supplementary information available
SECTION 15: Regulatory information
15.1 Safety, health and environmental regulations/legislation specific for the substance or mixture
15.1.1 EU-Regulations
Not specified
SECTION 16: Other Information
Disclaimer
The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at the date of its publication. The information is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a guarantee or quality specification. The information relates only to the specific material designated and may not be valid for such material used in combination with any other materials or in any process, unless specified in the text.