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Safety Data Sheet EN

tert-Butanol

CAS 75-65-0

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
tert-Butanol
Product Code
471712

Regulatory Identifiers

CAS Number
75-65-0 Check regulations →

Identified Uses

Laboratory chemicals, Synthesis of substances

Manufacturers & Suppliers

S

Sigma-Aldrich Inc.

manufacturer

3050 SPRUCE ST, ST. LOUIS MO 63103, UNITED STATES

+1 314 771-5765

Emergency Contacts

CHEMTREC

800-424-9300

24 Hours/day; 7 Days/week

CHEMTREC

+1-703-527-3887

24 Hours/day; 7 Days/week

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified danger

Hazard Classifications

Flam. Liq. Cat. 2 H225
Acute Tox. Cat. 4 H332
Eye Irrit. Cat. 2A H319
STOT SE Cat. 3 H335
STOT SE Cat. 3 H336

GHS Pictograms

GHS02 - Flammable

GHS02

GHS07 - Health hazard

GHS07

Hazard Statements

H225 Highly flammable liquid and vapor.
H319 Causes serious eye irritation.
H332 Harmful if inhaled.
H335 May cause respiratory irritation.
H336 May cause drowsiness or dizziness.

Precautionary Statements

P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P241 Use explosion-proof electrical/ ventilating/ lighting/ equipment.
P242 Use only non-sparking tools.
P243 Take precautionary measures against static discharge.
P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P264 Wash skin thoroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/ eye protection/ face protection.
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P337 + P313 If eye irritation persists: Get medical advice/ attention.
P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
P403 + P233 Store in a well-ventilated place. Keep container tightly closed.
P403 + P235 Store in a well-ventilated place. Keep cool.
P405 Store locked up.
P501 Dispose of contents/ container to an approved waste disposal plant.
IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor if you feel unwell.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance
Chemical Name CAS Number Concentration Hazardous
tert-Butanol EC: 200-889-7 75-65-0 100% Yes
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

fresh air. Call in physician.

Skin contact

Take off immediately all contaminated clothing. Rinse skin with water/ shower.

Eye contact

rinse out with plenty of water. Call in ophthalmologist. Remove contact lenses.

Ingestion

immediately make victim drink water (two glasses at most). Consult a physician.

Immediate Medical Attention

Call in physician. Call in ophthalmologist.

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

Carbon dioxide (CO2) Foam Dry powder

Unsuitable media

For this substance/mixture no limitations of extinguishing agents are given.

Specific hazards

Carbon oxides. Combustible. Development of hazardous combustion gases or vapours possible in the event of fire. Forms explosive mixtures with air at ambient temperatures.

Instructions

Fight fire remotely due to the risk of explosion. Remove container from danger zone and cool with water.

Firefighter Protection

In the event of fire, wear self-contained breathing apparatus.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Do not breathe vapors, aerosols. Avoid substance contact. Ensure adequate ventilation. Keep away from heat and sources of ignition. Evacuate the danger area, observe emergency procedures, consult an expert.

Environmental

Do not let product enter drains. Risk of explosion.

Cleanup methods

Take up with liquid-absorbent material (e.g. Chemizorb®). Dispose of properly. Clean up affected area.

Materials: liquid-absorbent material (e.g. Chemizorb®)

—

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Work under hood. Do not inhale substance/mixture. Avoid generation of vapours/aerosols.

Storage

Keep container tightly closed in a dry and well-ventilated place. Keep away from heat and sources of ignition.

Hygiene

Change contaminated clothing. Preventive skin protection recommended. Wash hands after working with substance.

Fire prevention

Keep away from open flames, hot surfaces and sources of ignition.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Eyes

Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Safety glasses

Respiratory

required when vapours/aerosols are generated. Our recommendations on filtering respiratory protection are based on the following standards: DIN EN 143, DIN 14387 and other accompanying standards relating to the used respiratory protection system.

Skin/Body

Flame retardant antistatic protective clothing.

Environmental

Do not let product enter drains. Risk of explosion.

09

Physical and Chemical Properties

Appearance, physical state, melting point, boiling point, and material characteristics

Language Code
---
Physical State
liquid
Physical State Data
liquid
State Under Standard Conditions
---
Appearance
---
Colour
---
Colour Intensity
---
Form
liquid
Odor
camphor-like
Odor Threshold
ca.71 ppm
Ph
at 20 °C (68 °F) neutral
Melting Point
23 - 26 °C (73 - 79 °F)
Boiling Point
83 °C 181 °F
Flash Point
15 °C (59 °F) - closed cup
Freezing Point
---
Softening Point
---
Solidification Point
---
Cloud Point
---
Crystallisation Point
---
Relative Evaporation Rate
---
Evaporation Rate
---
Vapor Pressure
40.7 hPa at 20 °C (68 °F)
Vapor Density
2.56
Relative Density
---
Bulk Density
---
Density
---
Flammability
---
Upper Explosive Limit
8.0 % (V)
Lower Explosive Limit
2.3 % (V)
Explosive Limits
---
Auto Ignition Temperature
470 °C (878 °F) at 1,013 hPa - see user defined free text
Decomposition Temperature
---
Solubility
---
Partition Coefficient
log Pow: 0.30 - Bioaccumulation is not expected.
Solubility In Water
soluble
Solubility In Fat
---
Molecular Weight
---
Voc Content
---
Metal Corrosion
---
Dynamic Viscosity
---
Kinematic Viscosity
---
Properties Status
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

The product is chemically stable under standard ambient conditions (room temperature).

Reactivity

Vapors may form explosive mixture with air.

Hazardous reactions

Violent reactions possible with: Alkali metals, Alkaline earth metals, Strong acids, Aluminum, Strong oxidizing agents

Avoid

Warming.

Incompatible

rubber, various plastics

Decomposition

In the event of fire: see section 5

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

12.1 Toxicity

Toxicity to fish flow-through test LC50 - Pimephales promelas (fathead minnow) - > 961 mg/l - 96 h (OECD Test Guideline 203) Toxicity to daphnia and other aquatic invertebrates static test EC50 - Daphnia magna (Water flea) - 933 mg/l - 48 h (Directive 67/548/EEC, Annex V, C.2.) Toxicity to algae IC50 - Desmodesmus subspicatus (green algae) - > 1,000 mg/l - 72 h Remarks: (IUCLID) Toxicity to bacteria EC10 - Pseudomonas putida - 6,900 mg/l - 16 h Remarks: (External MSDS)

12.2 Persistence and degradability

Biodegradability Result: > 99.9 % - Readily eliminated from water (OECD Test Guideline 302B)

12.3 Bioaccumulative potential

No data available

12.4 Mobility in soil

No data available

12.5 Results of PBT and vPvB assessment

No data available

12.6 Endocrine disrupting properties

No data available

12.7 Other adverse effects

No data available

12.5 Results of PBT and vPvB assessment

PBT/vPvB assessment not available as chemical safety assessment not required/not conducted

PBT/vPvB assessment not available as chemical safety assessment not required/not conducted

12.6 Other adverse effects

Stability in water Remarks: No data available
13

Disposal Considerations

Waste treatment methods, disposal recommendations, and waste codes

Treatment

Waste material must be disposed of in accordance with the national and local regulations.

Disposal

Leave chemicals in original containers. No mixing with other waste.

14

Transport Information

UN numbers, shipping names, transport classes, and regulatory requirements

UN Number
1120
Shipping Name
Butanols
Transport Class
3
Packing Group
II
15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

?

Frequently Asked Questions

Common questions about safety, handling, and properties

What is the hazard signal word for tert-Butanol?

The signal word is danger.

What is the physical form of tert-Butanol?

tert-Butanol is a liquid . It has camphor-like odor.

What is tert-Butanol used for?

Laboratory chemicals, Synthesis of substances

What are the hazard statements for tert-Butanol?

This substance has 5 hazard statements:

  • H225: Highly flammable liquid and vapor.
  • H319: Causes serious eye irritation.
  • H332: Harmful if inhaled.
  • H335: May cause respiratory irritation.
  • H336: May cause drowsiness or dizziness.

What is the melting point of tert-Butanol?

The melting point is 23 - 26 °C (73 - 79 °F) and the boiling point is 83 °C 181 °F.