Safety Data Sheet - Pyrocatechol

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

Chemical Name Pyrocatechol

Product Form Substance

Catalogue No. AL3873

CAS Number 120-80-9

EC Number 204-427-5

EC Index Number 604-007-00-8

Grade AR

HSN Code 29072990

Molecular Formula C6H4(OH)2

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

1.1 Product identifier

Chemical Name Pyrocatechol

Catalogue No. AL3873

Product form Substance

CAS Number 120-80-9

EC Number 204-427-5

Grade AR

EC Index Number 604-007-00-8

Chemical Formula C6H4(OH)2

HSN Code 29072990

Synonyms 1,2-Dihydroxybenzene, Catechol

Chemical Structure -

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

Use of the substance/mixture Analytical reagent, chemical intermediate

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 Irrit. 2; Eye Irrit. 2

Classification source ECHA C&L Inventory via PubChem CID 289 - 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 H302: Harmful if swallowed; H312: Harmful in contact with skin; H315: Causes skin irritation; H319: Causes serious eye irritation

2.3 Other hazards

Other hazards May cause respiratory irritation; harmful if swallowed or in contact with skin.

SECTION 3: Composition/information on ingredients

3.1 Substance

Name Pyrocatechol

CAS No. 120-80-9

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 water. If this chemical penetrates the clothing, immediately remove the clothing and wash the skin with water. If symptoms occur after washing, get medical attention immediately.

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 Symptoms of exposure may include headache, dizziness, and skin 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 Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.

Unsuitable extinguishing media Not specified

5.2 Special hazards arising from the substance or mixture

Special procedures On combustion, forms irritating fumes.

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.

6.3 Methods and material for containment and cleaning up

Methods for cleaning up Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers. If appropriate, moisten first to prevent dusting.

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 with gloves and in a fume hood. Avoid contact with skin and eyes.

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 Well closed. Separated from oxidants and food and feedstuffs. Keep in the dark. Ventilation along the floor. 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 appropriate respiratory protection if ventilation is inadequate.

SECTION 9: Physical and chemical properties

9.1 Information on basic physical and chemical properties

Physical state Solid

Colour White

Odour Faint characteristic odor

Odour threshold Not established

pH value 5-6

Relative evaporation rate (butylacetate=1) Not applicable

Melting point 105 °C

Freezing point Not applicable

Boiling point 245.5 °C at 760 mm Hg; sublimes

Flash point 260 °F (127 °C) (Closed cup)

Auto-ignition temperature 510 °C

Decomposition temperature Not established

Flammability (solid, gas) Combustible

Vapour pressure VP: 10 mm Hg at 118.3 °C

Relative vapour density at 20°C 3.79 (Air = 1)

Density 1.344

Solubility In water, 4.61X10+5 mg/L at 25 °C

Log Pow 0.88

Viscosity, kinematic Not applicable

Viscosity, dynamic Not applicable

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; may react with strong oxidizing agents.

10.2 Chemical stability

Chemical stability Discolors in air and light its aqueous solution soon turns brown.

10.3 Possibility of hazardous reactions

Possibility of hazardous reactions On combustion, forms toxic fumes. Reacts violently with oxidants. This generates fire and explosion hazard.

10.4 Conditions to avoid

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

10.5 Incompatible materials

Incompatible materials Strong oxidizers, strong acids, and bases.

10.6 Hazardous decomposition products

Hazardous decomposition products Decomposition compounds: phenol derivatives, carbon oxides, irritating smokes.

SECTION 11: Toxicological information

11.1 Information on toxicological effects

Acute toxicity LD50 Rat oral 300 mg/kg; LD50 Mouse oral 260 mg/kg; LD50 Mouse ip 190 mg/kg

Skin corrosion/irritation H315: Causes skin irritation

Serious eye damage/irritation H319: Causes serious eye irritation

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) UN 2811

UN-No. (IMDG) UN 2811

UN-No. (IATA) UN 2811

UN-No. (ADN) UN 2811

UN-No. (RID) UN 2811

14.2 UN proper shipping name

Proper Shipping Name (ADR) Toxic solid, organic, n.o.s.

Proper Shipping Name (IMDG) Toxic solid, organic, n.o.s.

Proper Shipping Name (IATA) Toxic solid, organic, n.o.s.

Proper Shipping Name (ADN) Toxic solid, organic, n.o.s.

Proper Shipping Name (RID) Toxic solid, organic, n.o.s.

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.