Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.
The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 250-931-3 | CAS number: 32149-57-8
Guidance on Safe Use
Administrative data
First-aid measures
Description of first aid measures
General advice:
First-aid crew: Ensure self-protection.
Move out of dangerous area.
Take off contaminated clothing and shoes immediately.
If inhaled:
Move to fresh air.
Consult a physician.
In case of skin contact:
Wash off immediately with plenty of water for at least 15 minutes.
Call a physician immediately.
In case of eye contact:
Rinse immediately with plenty of water, also under the eyelids, for at least 15 minutes.
Call a physician immediately.
If swallowed:
Rinse mouth with water.
Immediately give large quantities of water to drink.
Do NOT induce vomiting.
Call a physician immediately.
Fire-fighting measures
Extinguishing media
Suitable extinguishing media:
Dry sodium chloride
Limestone powder
Unsuitable extinguishing media:
Water
Carbon dioxide (CO2)
Foam
Special hazards arising from the substance or mixture
Specific hazards during fire fighting:
May form toxic gases on heating or in case of fire.
Advice for firefighters
Special protective equipment for fire-fighters:
In the event of fire, wear self-contained breathing apparatus.
Further information:
Use water spray to cool unopened containers.
Be aware of a dangerous reaction with water, if the container is ruptured.
Collect contaminated fire extinguishing water separately. This must not be discharged into drains.
Fire residues and contaminated fire extinguishing water must be disposed of in accordance with local regulations.
Accidental release measures
Personal precautions, protective equipment and emergency procedures
Personal precautions:
Wear personal protective equipment.
Evacuate personnel to safe areas.
Avoid dust formation.
Remove all sources of ignition.
Do not smoke.
Environmental precautions
Environmental precautions:
Do not flush into surface water or sanitary sewer system.
Should not be released into the environment.
If the product contaminates rivers and lakes or drains inform respective authorities.
Methods and materials for containment and cleaning up
Methods for cleaning up:
Never allow contact with water.
Cover spilled material with limestone powder.
Use mechanical handling equipment.
Keep in suitable, closed containers for disposal.
Handling and storage
Precautions for safe handling
Advice on safe handling:
Handle under inert gas.
Never allow water to come into contact with the product.
Do not breathe dust.
Avoid contact with skin and eyes.
Have eye wash bottle or eye rinse ready at the work place.
Advice on protection against fire and explosion:
Keep away from sources of ignition - No smoking.
Take precautions against dust explosion.
Conditions for safe storage, including any incompatibilities
Requirements for storage areas and containers:
Keep under inert gas.
Keep container tightly closed in a dry and well-ventilated place.
Protect from humidity and water.
Storage temperature:
-10 - 40 °C
Specific end uses
Specific use(s):
Reagent for organic synthesis.
Transport information
Land transport (UN RTDG/ADR/RID)
- UN number:
- 3205
Shipping information
- Proper shipping name and description:
- ALKALINE EARTH METAL ALCOHOLATES,N.O.S. Magnesi-um-tert-butoxide
- Chemical name:
- Magnesium 2-methylpropan-2-olate
- Language:
- English
- Labels:
- 4.2
SpecialProvisionsopen allclose all
Inland waterway transport (UN RTDG/ADN(R))
- UN number:
- 3205
Shippingopen allclose all
Remarksopen allclose all
Marine transport (UN RTDG/IMDG)
- UN number:
- 3205
Shipping information
- Proper shipping name and description:
- ALKALINE EARTH METAL ALCOHOLATES,N.O.S. Magnesi-um-tert-butoxide
- Chemical name:
- Magnesium 2-methylpropan-2-olate
- Labels:
- 4.2
Remarksopen allclose all
Air transport (UN RTDG/ICAO/IATA)
- UN number:
- 3205
Shipping information
- Proper shipping name and description:
- ALKALINE EARTH METAL ALCOHOLATES,N.O.S. Magnesi-um-tert-butoxide
- Chemical name:
- Magnesium 2-methylpropan-2-olate
- Labels:
- 4.2
Remarksopen allclose all
Additional transport information
SpecialProvisionsopen allclose all
- Special provisions / remarks / other:
- Packing instruction (cargo aircraft):
470
IATA_C
Environmentally hazardous:
no
- Special provisions / remarks / other:
- Packing instruction (passen-ger aircraft):
467
IATA_P
Environmentally hazardous:
no
Exposure controls / personal protection
Engineering measures
Never allow water to come into contact with the product.
Ensure adequate ventilation, especially in confined areas.
Dust must be extracted directly at the point of origin.
Electrical equipment should be protected to the appropriate standard.
Personal protective equipment
Respiratory protection:
Half mask with a particle filter P2 (EN 143).
Hand protection:
Flame retardant gloves
Protective gloves complying with EN 374.
The exact break through time can be obtained from the pro-tective glove producer and this has to be observed.
Protective gloves have to be replaced at the first sign of dete-rioration.
Eye protection:
Eye protection (EN 166)
Tightly fitting safety goggles
Skin and body protection:
Flame retardant antistatic protective clothing
Hygiene measures:
Take off contaminated clothing and shoes immediately.
Do not breathe dust.
Avoid contact with the skin and the eyes.
Keep away from food, drink and animal feedingstuffs.
When using, do not eat, drink or smoke.
Wash hands before breaks and immediately after handling the product.
Protective measures:
Facilities storing or utilizing this material should be equipped with an eyewash facility and safety shower.
Handle in accordance with good industrial hygiene and safety practice.
Environmental exposure controls
General advice:
Do not flush into surface water or sanitary sewer system.
Should not be released into the environment.
If the product contaminates rivers and lakes or drains inform respective authorities.
Stability and reactivity
Reactivity
Risk of violent reaction.
Chemical stability
Decomposes on heating., Sensitive to air., Decomposition under influence of moisture is highly ac-celerated by heating.
Possibility of hazardous reactions
Hazardous reactions:
Reacts violently with water.
Conditions to avoid
Conditions to avoid:
Keep away from open flames, hot surfaces and sources of ignition.
Protect from moisture.
Product is hygroscopic.
Incompatible materials
Materials to avoid:
Water Acids Oxidizing agents
Hazardous decomposition products
Thermal decomposition:
To avoid thermal decomposition, do not overheat.
Disposal considerations
Waste treatment methods
Product:
If recycling is not practicable, dispose of in compliance with local regulations.
Contaminated packaging:
Refer to manufacturer/supplier for information on recov-ery/recycling.
Waste Code:
Waste codes should be assigned by the user, preferably in discussion with the waste disposal authorities.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
