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Safety Data Sheet EN

Diacetone alcohol ≥98 %, for synthesis

CAS 123-42-2
EC 204-626-7

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
Diacetone alcohol ≥98 %, for synthesis
Product Code
3546
Chemical Name
Diacetone alcohol
Synonyms
4-Hydroxy-4-methylpentan-2-one

Regulatory Identifiers

CAS Number
123-42-2 Check regulations →
EC Number
204-626-7 Check regulations →
REACH No.
01-2119473975-21

Identified Uses

Laboratory chemical Laboratory and analytical use

Uses advised against

Do not use for products which come into contact with foodstuffs. Do not use for private purposes (household). Food, drink and animal feeding-stuffs.

Manufacturers & Suppliers

Carl Roth GmbH + Co. KG logo

Carl Roth GmbH + Co. KG

national supplier

Schoemperlenstr. 3-5 D-76185 Karlsruhe Germany

+49 (0) 721 - 56 06 0

www.carlroth.de

Emergency Contacts

Giftzentrale München

+49/(0)89 19240

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified warning

Hazard Classifications

Flam. Liq. Cat. 3 H226
Eye Irrit. Cat. 2 H319
Repr. Cat. 2 H361
STOT SE Cat. 3 H335

GHS Pictograms

GHS02 - Flammable

GHS02

GHS07 - Health hazard

GHS07

GHS08 - Serious health hazard

GHS08

Hazard Statements

H226 Flammable liquid and vapour
H319 Causes serious eye irritation
H335 May cause respiratory irritation
H361 Suspected of damaging fertility. Suspected of damaging the unborn child (if swallowed)

Precautionary Statements

P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking
P280 Wear protective gloves/eye protection
P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or 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

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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
Diacetone alcohol EC: 204-626-7 123-42-2 --- Yes
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Provide fresh air. In all cases of doubt, or when symptoms persist, seek medical advice.

Skin contact

Rinse skin with water/shower.

Eye contact

Irrigate copiously with clean, fresh water for at least 10 minutes, holding the eyelids apart. In case of eye irritation consult an ophthalmologist.

Ingestion

In case of accident or unwellness, seek medical advice immediately (show directions for use or safety data sheet if possible).

05

Firefighting Measures

Extinguishing media, specific hazards, and firefighter protection

Suitable media

co-ordinate firefighting measures to the fire surroundings! water spray, dry extinguishing powder, BC-powder, carbon dioxide (CO₂)

Unsuitable media

water jet

Specific hazards

Combustible. In case of insufficient ventilation and/or in use, may form flammable/explosive vapourair mixture. Solvent vapours are heavier than air and may spread along floors. Places which are not ventilated, e.g. unventilated below ground level areas such as trenches, conduits and shafts, are particularly prone to the presence of flammable substances or mixtures. Vapours are heavier than air, spread along floors and form explosive mixtures with air. Vapours may form explosive mixtures with air.

Instructions

Fight fire with normal precautions from a reasonable distance.

Firefighter Protection

In case of fire and/or explosion do not breathe fumes. Wear self-contained breathing apparatus.

06

Accidental Release Measures

Spill cleanup procedures, containment, and environmental protection

Emergency procedures

Use personal protective equipment as required. Avoid contact with skin, eyes and clothes. Do not breathe vapour/spray. Avoidance of ignition sources.

Environmental

Keep away from drains, surface and ground water. Retain contaminated washing water and dispose of it.

Cleanup methods

Absorb with liquid-binding material (sand, diatomaceous earth, acid- or universal binding agents).

Materials: liquid-binding material (sand, diatomaceous earth, acid- or universal binding agents)

Related Products

Similar products with comparable safety profiles

07

Handling and Storage

Safe handling precautions, storage conditions, and workplace requirements

Handling

Provision of sufficient ventilation. Avoid exposure. Keep away from sources of ignition - No smoking. Take precautionary measures against static discharge.

Storage

Keep container tightly closed. Recommended storage temperature: 15 – 25 °C

Hygiene

Wash hands before breaks and after work. Keep away from food, drink and animal feedingstuffs. When using do not smoke.

Fire prevention

Keep away from sources of ignition - No smoking. Take precautionary measures against static discharge.

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Hands

Wear suitable gloves. Chemical protection gloves are suitable, which are tested according to EN 374. Type of material: Butyl caoutchouc (butyl rubber). Material thickness: 0,7 mm. Breakthrough times of the glove material: >480 minutes (permeation: level 6). For special purposes, it is recommended to check the resistance to chemicals of the protective gloves mentioned above together with the supplier of these gloves. The times are approximate values from measurements at 22 ° C and permanent contact. Increased temperatures due to heated substances, body heat etc. and a reduction of the effective layer thickness by stretching can lead to a considerable reduction of the breakthrough time. If in doubt, contact manufacturer. At an approx. 1.5 times larger / smaller layer thickness, the respective breakthrough time is doubled / halved. The data apply only to the pure substance. When transferred to substance mixtures, they may only be considered as a guide.

Eyes

Use safety goggle with side protection.

Respiratory

Respiratory protection necessary at: Aerosol or mist formation. Type: A (against organic gases and vapours with a boiling point of > 65 °C , colour code: Brown). Observe the wear time limits according GefStoffV in combination with the rules for using respiratory protection apparatus (DGUV-Rule 112/190).

Skin/Body

Take recovery periods for skin regeneration. Preventive skin protection (barrier creams/ointments) is recommended.

Environmental

Keep away from drains, surface and ground water.

09

Physical and Chemical Properties

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

Upper Explosive Limit
339 g/m³ (UEL) / 6,9 vol% (UEL)
Cloud Point
---
Explosive Limits
---
Molecular Weight
---
Relative Density
---
Flammability
flammable liquid in accordance with GHS criteria
Solubility In Fat
---
Freezing Point
---
Properties Status
---
Form
---
Relative Evaporation Rate
---
Evaporation Rate
---
Auto Ignition Temperature
515 °C
Boiling Point
166 °C
Voc Content
---
Appearance
---
Physical State
liquid
Bulk Density
---
Dynamic Viscosity
3,22 mPa s at 20 °C
Partition Coefficient
n-octanol/water (log value): -0,09 (ECHA) Soil organic carbon/water (log KOC): 0 (ECHA)
Colour Intensity
---
Decomposition Temperature
not relevant
Melting Point
-44 °C
Ph
not determined
Lower Explosive Limit
62 g/m³ (LEL) - 1,2 vol% (LEL)
Crystallisation Point
---
Vapor Pressure
1,32 hPa at 20 °C
Solubility
not determined
Metal Corrosion
---
Softening Point
---
Solidification Point
---
Flash Point
58,5 °C at 101,3 kPa (ECHA)
Solubility In Water
not determined
Odor
faintly perceptible - mild sweet
State Under Standard Conditions
---
Vapor Density
---
Density
0,93 – 0,94[g] /cm³ at 20 °C
Kinematic Viscosity
3,426[mm²] /s at 20 °C
Colour
clear - light yellow
Physical State Data
liquid
Odor Threshold
---
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

The material is stable under normal ambient and anticipated storage and handling conditions of temperature and pressure.

Reactivity

It's a reactive substance. Risk of ignition. If heated Risk of ignition. Vapours may form explosive mixtures with air.

Hazardous reactions

Violent reaction with: strong oxidiser, Bases, Acids, Alkali metals, Amines

Avoid

Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.

Incompatible

Rubber articles, different plastics

Decomposition

Hazardous combustion products: see section 5.

12

Ecological Information

Environmental toxicity, biodegradation, and bioaccumulation data

The data for this section has not been processed yet.

13

Disposal Considerations

Waste treatment methods, disposal recommendations, and waste codes

The data for this section has not been processed yet.

14

Transport Information

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

UN Number
UN 1148
Shipping Name
DIACETONE ALCOHOL
Transport Class
3
Packing Group
III
ADR

Provisions for dangerous goods (ADR) should be complied within the premises.

IMDG

Provisions for dangerous goods (ADR) should be complied within the premises.

IATA

Provisions for dangerous goods (ADR) should be complied within the premises.

15

Regulatory Information

Chemical regulations, safety assessments, and compliance status

The data for this section has not been processed yet.

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Frequently Asked Questions

Common questions about safety, handling, and properties

What other names is Diacetone alcohol ≥98 %, for synthesis known by?

Diacetone alcohol ≥98 %, for synthesis is also known as: 4-Hydroxy-4-methylpentan-2-one

What is the hazard signal word for Diacetone alcohol ≥98 %, for synthesis?

The signal word is warning.

What is the physical form of Diacetone alcohol ≥98 %, for synthesis?

Diacetone alcohol ≥98 %, for synthesis is a liquid with clear - light yellow color. It has faintly perceptible - mild sweet odor.

What is the solubility of Diacetone alcohol ≥98 %, for synthesis?

not determined

What is Diacetone alcohol ≥98 %, for synthesis used for?

Laboratory chemical Laboratory and analytical use

What are the hazard statements for Diacetone alcohol ≥98 %, for synthesis?

This substance has 4 hazard statements:

  • H226: Flammable liquid and vapour
  • H319: Causes serious eye irritation
  • H335: May cause respiratory irritation
  • H361: Suspected of damaging fertility. Suspected of damaging the unborn child (if swallowed)

What is the melting point of Diacetone alcohol ≥98 %, for synthesis?

The melting point is -44 °C and the boiling point is 166 °C.

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