Identification
Product identifiers, regulatory numbers, and supplier information
Product Information
- Product Name
- Letrozole
- Product Code
- L6545
Regulatory Identifiers
- CAS Number
- 112809-51-5 Check regulations →
Identified Uses
Laboratory chemicals, Manufacture of substances
Manufacturers & Suppliers
Merck Life Science BV
manufacturer
Ildefonse Vandammestraat 5/7B B-1560 HOEILAART
+32 (0)3 899-1301
Emergency Contacts
CHEMTREC
+(32) 28 083237
Anti-poison centre
070 245245
Hazard Identification
GHS classification, signal word, pictograms, and hazard statements
Hazard Classifications
GHS Pictograms
GHS08
Hazard Statements
Precautionary Statements
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Composition / Information on Ingredients
Chemical components, concentration ranges, and hazardous substance identification
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Letrozole | 112809-51-5 | 100% | Yes |
First Aid Measures
Emergency procedures for chemical exposure incidents
After inhalation: fresh air. Call in physician.
Take off immediately all contaminated clothing. Rinse skin with water/ shower. Consult a physician.
After eye contact: rinse out with plenty of water. Call in ophthalmologist. Remove contact lenses.
After swallowing: immediately make victim drink water (two glasses at most). Consult a physician.
Firefighting Measures
Extinguishing media, specific hazards, and firefighter protection
Water, Foam, Carbon dioxide (CO2), Dry powder
For this substance/mixture no limitations of extinguishing agents are given.
Carbon oxides, Nitrogen oxides (NOx). Combustible. Development of hazardous combustion gases or vapours possible in the event of fire.
Suppress (knock down) gases/vapours/mists with a water spray jet.
Firefighter Protection
Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing.
Accidental Release Measures
Spill cleanup procedures, containment, and environmental protection
Avoid inhalation of dusts. Avoid substance contact. Ensure adequate ventilation. Evacuate the danger area, observe emergency procedures, consult an expert.
Do not let product enter drains.
Take up dry. Clean up affected area.
Related Products
Similar products with comparable safety profiles
Handling and Storage
Safe handling precautions, storage conditions, and workplace requirements
Work under hood. Do not inhale substance/mixture.
Tightly closed. Dry. Keep locked up or in an area accessible only to qualified or authorised persons.
Change contaminated clothing. Preventive skin protection recommended. Wash hands after working with substance.
Exposure Controls / PPE
Occupational exposure limits, engineering controls, and protective equipment
Full contact Material: Nitrile rubber Minimum layer thickness: 0,11 mm Break through time: 480 min Material tested:KCL 741 Dermatril® L. Splash contact Material: Nitrile rubber Minimum layer thickness: 0,11 mm Break through time: 480 min Material tested:KCL 741 Dermatril® L. This recommendation applies only to the product stated in the safety data sheet, supplied by us and for the designated use. When dissolving in or mixing with other substances and under conditions deviating from those stated in EN 16523-1 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de).
Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Safety glasses
required when dusts 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. Recommended Filter type: Filter type P3. The entrepeneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented.
protective clothing
Do not let product enter drains.
Physical and Chemical Properties
Appearance, physical state, melting point, boiling point, and material characteristics
Stability and Reactivity
Chemical stability, hazardous reactions, and incompatible materials
The product is chemically stable under standard ambient conditions (room temperature) .
The following applies in general to flammable organic substances and mixtures: in correspondingly fine distribution, when whirled up a dust explosion potential may generally be assumed.
No data available
no information available
Strong oxidizing agents
In the event of fire: see section 5
Ecological Information
Environmental toxicity, biodegradation, and bioaccumulation data
The data for this section has not been processed yet.
Disposal Considerations
Waste treatment methods, disposal recommendations, and waste codes
The data for this section has not been processed yet.
Transport Information
UN numbers, shipping names, transport classes, and regulatory requirements
- Shipping Name
- Not dangerous goods
Regulatory Information
Chemical regulations, safety assessments, and compliance status
The data for this section has not been processed yet.
Frequently Asked Questions
Common questions about safety, handling, and properties
What is the hazard signal word for Letrozole?
The signal word is warning.
What is the physical form of Letrozole?
Letrozole is a powder with white color. It has no data available odor.
What is the solubility of Letrozole?
dimethyl sulfoxide 50 g/l - soluble
What is Letrozole used for?
Laboratory chemicals, Manufacture of substances
What are the hazard statements for Letrozole?
This substance has 2 hazard statements:
- H361fd: Suspected of damaging fertility. Suspected of damaging the unborn child.
- H373: May cause damage to organs through prolonged or repeated exposure.
What is the melting point of Letrozole?
The melting point is 181 - 183 °C and the boiling point is No data available.