4,4'-Methylenebis(phenyl isocyanate)

Synonyms: MDI, Diphenylmethane-4,4'-diisocyanate

SECTION 1: Identification of the substance/mixture and of the company/undertaking
Chemical Name 4,4'-Methylenebis(phenyl isocyanate)
Product Form Substance
Catalogue No. AL3053
CAS Number 101-68-8
EC Number 202-966-0
EC Index Number 615-005-00-9
Grade 98%
HSN Code 29291090
Molecular Formula C15H10N2O2
SECTION 1: Identification of the substance/mixture and of the company/undertaking
1.1 Product identifier
Chemical Name 4,4'-Methylenebis(phenyl isocyanate)
Catalogue No. AL3053
Product form Substance
CAS Number 101-68-8
EC Number 202-966-0
Grade 98%
EC Index Number 615-005-00-9
Chemical Formula C15H10N2O2
HSN Code 29291090
Synonyms MDI, Diphenylmethane-4,4'-diisocyanate
Chemical Structure -
1.2 Relevant identified uses of the substance or mixture and uses advised against
Use of the substance/mixture Used in the production of polyurethanes and coatings.
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 Skin Irrit. 2; Skin Sens. 1; Eye Irrit. 2; Acute Tox. 4; Resp. Sens. 1; STOT SE 3; Carc. 2; STOT RE 2
Classification source ECHA C&L Inventory via PubChem CID 7570 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements
2.2 Label elements
Hazard pictograms Irritant, Health Hazard
Signal word Danger
Hazard statements H315: Causes skin irritation; H317: May cause an allergic skin reaction; H319: Causes serious eye irritation; H332: Harmful if inhaled; H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled; H335: May cause respiratory irritation; H351: Suspected of causing cancer; H373: May causes damage to organs through prolonged or repeated exposure
Precautionary statements P203, P233, P260, P261, P264, P264+P265, P271, P272, P280, P284, P302+P352, P304+P340, P305+P351+P338, P317, P318, P319, P321, P332+P317, P333+P317, P337+P317, P342+P316, P362+P364, P403, P403+P233, P405, P501
2.3 Other hazards
Other hazards Respiratory sensitizer; may cause allergic skin reaction.
SECTION 3: Composition/information on ingredients
3.1 Substance
Name 4,4'-Methylenebis(phenyl isocyanate)
CAS No. 101-68-8
SECTION 4: First aid measures
4.1 Description of first aid measures
First-aid measures after inhalation If this chemical has been inhaled, remove the exposed person to fresh air at once. If breathing has stopped, perform artificial respiration. Keep the person warm and at rest.
First-aid measures after skin contact If this chemical contacts the skin, immediately wash the contaminated skin with soap and water. If this chemical penetrates the clothing, immediately remove the clothing, wash the skin with soap and water, and get medical attention promptly.
First-aid measures after eye contact If this chemical contacts the eyes, immediately wash (irrigate) the eyes with large amounts of water, occasionally lifting the lower and upper lids. Get medical attention immediately.
First-aid measures after ingestion If this chemical has been swallowed, get medical attention immediately.
4.2 Most important symptoms and effects, both acute and delayed
Symptoms relating to use Coughing, shortness of breath, skin irritation, eye irritation.
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 May produce toxic fumes in a fire. Use water spray to cool containers.
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. Wear appropriate protective equipment. Contain and collect spillage.
6.3 Methods and material for containment and cleaning up
Methods for cleaning up Evacuate danger area! Consult an expert! Personal protection: chemical protection suit including self-contained breathing apparatus. Sweep spilled substance into covered sealable containers. Carefully collect remainder. Then store and dispose of according to local regulations.
6.4 Reference to other sections
Reference Not specified
SECTION 7: Handling and storage
7.1 Precautions for safe handling
Precautions for safe handling Handle in a fume hood. Use gloves and protective eyewear. Avoid inhalation and skin contact.
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 and incompatible materials. See Chemical Dangers. Cool. Dry. Keep in the dark.
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 Use a NIOSH-approved respirator if exposure limits are exceeded.
SECTION 9: Physical and chemical properties
9.1 Information on basic physical and chemical properties
Physical state Solid
Colour White to pale yellow
Odour Odorless
Odour threshold Not established
pH value Not applicable
Relative evaporation rate (butylacetate=1) Not established
Melting point 37 °C
Freezing point Not established
Boiling point BP: 196 °C at 5 mm Hg
Flash point 196 °C c.c.
Auto-ignition temperature 240 °C
Decomposition temperature Not established
Flammability (solid, gas) Not flammable under normal conditions
Vapour pressure 5e-06 mmHg at 77 °F
Relative vapour density at 20°C Relative vapor density (air = 1): 8.6
Density Density: 1.197 g/cu cm at 70 °C
Solubility Soluble in acetone, benzene, kerosene, and nitrobenzene
Log Pow Not established
Viscosity, kinematic Not established
Viscosity, dynamic Not established
Explosive properties Not explosive
Oxidising properties Not oxidizing
Explosive limits Not applicable
SECTION 10: Stability and reactivity
10.1 Reactivity
Reactivity Stable under normal conditions. Reacts with water, alcohols, and amines.
10.2 Chemical stability
Chemical stability Stable under recommended storage conditions.
10.3 Possibility of hazardous reactions
Possibility of hazardous reactions The substance may polymerize under the influence of temperatures above 204 °C. On combustion, forms toxic and corrosive fumes including nitrogen oxides and hydrogen cyanide (see ICSC 0492). Reacts readily with water. This produces insoluble polyureas.
10.4 Conditions to avoid
Conditions to avoid Avoid contact with incompatible materials and excessive heat.
10.5 Incompatible materials
Incompatible materials Water, alcohols, amines, strong acids and bases.
10.6 Hazardous decomposition products
Hazardous decomposition products When heated to decomposition it emits toxic fumes of nitrogen oxides and sulfur oxides.
SECTION 11: Toxicological information
11.1 Information on toxicological effects
Acute toxicity LC50 Rat (male) inhalation 369 mgcu m4 hr; LC50 Rat (female) inhalation 380 mgcu m4 hr
Skin corrosion/irritation H315: Causes skin irritation
Serious eye damage/irritation H319: Causes serious eye irritation
Respiratory or skin sensitisation H317: May cause an allergic skin reaction; H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled
Germ cell mutagenicity Not classified (based on available data)
Carcinogenicity H351: Suspected of causing cancer
Specific target organ toxicity (single exposure) H335: May cause respiratory irritation
Specific target organ toxicity (repeated exposure) H373: May causes damage to organs through prolonged or repeated exposure
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) Not classified as dangerous goods.
UN-No. (IMDG) Not classified as dangerous goods.
UN-No. (IATA) Not classified as dangerous goods.
UN-No. (ADN) Not classified as dangerous goods.
UN-No. (RID) Not classified as dangerous goods.
14.2 UN proper shipping name
Proper Shipping Name (ADR) Not applicable
Proper Shipping Name (IMDG) Not applicable
Proper Shipping Name (IATA) Not applicable
Proper Shipping Name (ADN) Not applicable
Proper Shipping Name (RID) Not applicable
14.3 Transport hazard class(es)
Transport hazard class(es) Not applicable
14.4 Packing group
Packing group (ADR) Not applicable
Packing group (IMDG) Not applicable
Packing group (IATA) Not applicable
Packing group (ADN) Not applicable
Packing group (RID) Not applicable
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.