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Trimethyl phosphite

CAS 121-45-9
EC 204-471-5
LANGUAGE EN
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Product Identification

More information about Trimethyl phosphite

Basic Product Information

Product Name
Trimethyl phosphite
Product Code
43988

Regulatory Identifiers

CAS Number
121-45-9 Check regulations

Chemical Abstracts Service registry number - unique identifier for chemical substances

EC Number
204-471-5 Check regulations

European Community number - used for regulatory compliance in EU/EEA

Uses Information

Identified Uses
SU24 Scientific research and development

Overview

Trimethyl phosphite (CAS: 121-45-9 ) is a unpleasant substance commonly used su24 scientific research and development.

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Hazard Identification

More about safety measures

Classification Status

Classified

Signal Word

warning (Warning)

Hazard Classifications

Flam. Liq. Category 3 H226
Repr. Category 2 H361
Acute Tox. Category 4 H302
Skin Irrit. Category 2 H315
Eye Irrit. Category 2A H319
STOT SE Category 3 H335
GHS02 pictogramGHS07 pictogramGHS08 pictogram

Hazard Statements

  • H226: Flammable liquid and vapour.
  • H302: Harmful if swallowed.
  • H315: Causes skin irritation.
  • H319: Causes serious eye irritation.
  • H361: Suspected of damaging fertility or the unborn child.
  • H335: May cause respiratory irritation.

Precautionary Statements

  • P210: Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
  • P201: Obtain special instructions before use.
  • P261: Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P280: Wear protective gloves/protective clothing/eye protection/face protection.
  • P281: Use personal protective equipment as required.
  • P303+P361+P353: IF ON SKIN (or hair): Remove/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.
  • P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
  • P405: Store locked up.
  • P501: Dispose of contents/container in accordance with local/regional/national/international regulations.

Suppliers & Organizations

Alfa Aesar Thermo Fisher Scientific Chemicals, Inc. Logo

Alfa Aesar Thermo Fisher Scientific Chemicals, Inc.

manufacturer

📍

30 Bond Street, Ward Hill, MA 01835-8099

🌍

US

📞

800-343-0660

📠

800-322-4757

✉️ [email protected]
🌐 http://www.alfa.com

Emergency Contacts

Emergency Contact

📞

(800) 343-0660

🕒

Monday-Friday, 8am-7pm EST

Carechem 24

📞

(866) 928-0789

Similar Substances

D
Dimethyl phosphite
CAS: 868-85-9
T
Triethyl phosphite
CAS: 122-52-1
T
Trimethyl phosphate
CAS: 512-56-1
T
Triphenylphosphite
CAS: 101-02-0
T
Tris (nonylphenyl) phosphite
No identifier available
T
Triethyl phosphate
CAS: 78-40-0
T
Triphenylphosphine
CAS: 603-35-0
T
Triphenyl phosphate
CAS: 115-86-6

Physical & Chemical Properties

More about properties
Physical State
Liquid
Physical State Data
liquid
State Under Standard Conditions
Not available
Appearance
Unpleasant
Colour
Not available
Colour Intensity
Not available
Form
Liquid
Odor
Unpleasant
Odor Threshold
Not determined.
Ph
Not determined.
Melting Point
-78 ℃ (-108 ºF)
Boiling Point
111-112 °C (232-234 °F)
Flash Point
27 °C (81 ºF)
Freezing Point
Not available
Softening Point
Not available
Solidification Point
Not available
Cloud Point
Not available
Crystallisation Point
Not available
Evaporation Rate
Not determined.
Relative Evaporation Rate
Not available
Vapor Pressure
28 hPa (21 mm Hg)
Vapor Density
Not determined.
Relative Density
Not determined.
Bulk Density
Not available
Density
1.052 g/cm3 (8.779 lbs/gal)
Flammability
Not determined.
Upper Explosive Limit
Not determined.
Lower Explosive Limit
Not determined.
Auto Ignition Temperature
Not determined.
Decomposition Temperature
Not determined.
Solubility
Hydrolyzes
Partition Coefficient
Not determined.
Solubility In Water
Hydrolyzes
Solubility In Fat
Not available
Kinematic Viscosity
Not determined.
Dynamic Viscosity
Not determined.
Surface Tension
Not available
Explosive Properties
Product is not explosive. However, formation of explosive air/vapor mixtures is possible.
Oxidizing Properties
Not available
Molecular Weight
Not available
Solid Content
Not available
Solvent Content
Not available
Gas Group
Not available
Relative Vapor Density
Not determined.
Dissociation Constant
Not available
Hydrolysis Rate
Not available
Concentration
Not available
Temperature
Not available
Particle Characteristics
Not available
Particle Size
Not available
Particle Size Distribution
Not available
Particle Shape
Not available
Particle Aspect Ratio
Not available
Particle Aggregation State
Not available
Particle Agglomeration State
Not available
Particle Specific Surface Area
Not available
Particle Dustiness
Not available
Voc Content
Not available
Voc Concentration
Not available
Voc Content Info
Not available
Metal Corrosion
Not available

Frequently Asked Questions

View full documentation

What is the hazard signal word for Trimethyl phosphite?

The signal word for this substance is "warning".

What is the physical form of Trimethyl phosphite?

Trimethyl phosphite is a liquid appearing as unpleasant . It has unpleasant odor.

What is the solubility of Trimethyl phosphite?

Hydrolyzes

What is Trimethyl phosphite used for?

SU24 Scientific research and development

What are the hazard statements for Trimethyl phosphite?

This substance has 6 hazard statements: H226: Flammable liquid and vapour. H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. H361: Suspected of damaging fertility or the unborn child. H335: May cause respiratory irritation.

What is the melting point of Trimethyl phosphite?

The melting point is -78 ℃ (-108 ºF) and the boiling point is 111-112 °C (232-234 °F).