Safety Data Sheet - Maleic Anhydride

SECTION 1: Identification of the substance/mixture and of the company/undertaking

Chemical Name Maleic Anhydride

Product Form Substance

Catalogue No. AL2859

CAS Number 108-31-6

EC Number 203-571-6

EC Index Number 607-095-00-8

Grade 99% Extra Pure

HSN Code 29171400

Molecular Formula C4H2O3

SECTION 1: Identification of the substance/mixture and of the company/undertaking

1.1 Product identifier

Chemical Name Maleic Anhydride

Catalogue No. AL2859

Product form Substance

CAS Number 108-31-6

EC Number 203-571-6

Grade 99% Extra Pure

EC Index Number 607-095-00-8

Chemical Formula C4H2O3

HSN Code 29171400

Synonyms 2-Butenedioic anhydride

Chemical Structure -

1.2 Relevant identified uses of the substance or mixture and uses advised against

Use of the substance/mixture Intermediate in the production of resins and other chemicals.

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; Skin Corr. 1B; Skin Sens. 1; Resp. Sens. 1

Classification source ECHA C&L Inventory via PubChem CID 7923 - hazard classes notified by at least 50% of companies; pictograms and signal word derived from those statements

2.2 Label elements

Hazard pictograms Corrosive, Irritant, Health Hazard

Signal word Danger

Hazard statements H302: Harmful if swallowed; H314: Causes severe skin burns and eye damage; H317: May cause an allergic skin reaction; H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled

2.3 Other hazards

Other hazards May cause respiratory irritation and skin burns.

SECTION 3: Composition/information on ingredients

3.1 Substance

Name Maleic Anhydride

CAS No. 108-31-6

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, and 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 Water stream or foam may cause frothing. Use dry chemical, carbon dioxide, or water spray.

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 and ventilate. Wear appropriate protective equipment. Contain spill and absorb with inert material.

6.3 Methods and material for containment and cleaning up

Methods for cleaning up Evacuate danger area! Consult an expert! Personal protection: complete protective clothing including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. 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 Use in a fume hood. Wear gloves and eye protection. Avoid inhalation and contact with skin.

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 Fireproof. Store only in original container. Separated from strong oxidants, strong reducing agents and incompatible materials. Dry. Store in an area without drain or sewer access.

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 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

Odour Pungent odor

Odour threshold Not specified

pH value Not applicable

Relative evaporation rate (butylacetate=1) Not specified

Melting point 52.56 °C

Freezing point Not specified

Boiling point 202.0 °C at 760 mm Hg

Flash point 102 °C (closed cup)

Auto-ignition temperature 477 °C

Decomposition temperature Not specified

Flammability (solid, gas) Flammable solid

Vapour pressure 2.5X10-1 mm Hg at 25 °C

Relative vapour density at 20°C 3.38 (Air = 1)

Density 0.934 at 20 °C/4 °C

Solubility In water: reaction with water

Log Pow 1.62

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 Reacts with water to form maleic acid; can polymerize under heat or in the presence of catalysts.

10.2 Chemical stability

Chemical stability Stable under normal laboratory storage conditions.

10.3 Possibility of hazardous reactions

Possibility of hazardous reactions Decomposes on burning. This produces carbon monoxide (see ICSC 0023) and irritating or toxic fumes (or gases). The solution in water is a weak acid.

10.4 Conditions to avoid

Conditions to avoid Avoid contact with incompatible materials and excessive heat.

10.5 Incompatible materials

Incompatible materials Strong oxidizers, bases, and amines.

10.6 Hazardous decomposition products

Hazardous decomposition products Maleic anhydride decomposes exothermically, evolving carbon dioxide in the presence of dimethylamine, triethylamine, pyridine, or quinoline at temperatures above 150 °C.

SECTION 11: Toxicological information

11.1 Information on toxicological effects

Acute toxicity LD50 Guinea pig oral 390 mg/kg; LD50 Guinea pig dermal >20,000 mg/kg bw; LD50 Rabbit dermal 2620 mg/kg

Skin corrosion/irritation H314: Causes severe skin burns and eye damage

Serious eye damage/irritation Not classified (based on available data)

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 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) UN 2215

UN-No. (IMDG) UN 2215

UN-No. (IATA) UN 2215

UN-No. (ADN) UN 2215

UN-No. (RID) UN 2215

14.2 UN proper shipping name

Proper Shipping Name (ADR) Maleic anhydride

Proper Shipping Name (IMDG) Maleic anhydride

Proper Shipping Name (IATA) Maleic anhydride

Proper Shipping Name (ADN) Maleic anhydride

Proper Shipping Name (RID) Maleic anhydride

14.3 Transport hazard class(es)

Transport hazard class(es) 8

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.