Ethyl methylphosphonate
[CAS# 1832-53-7]

Identification

• Classification: Organic raw materials >> Inorganic acid ester
• Name: Ethyl methylphosphonate
• Synonyms: ethoxy(methyl)phosphinic acid
• Molecular Formula: C₃H₉O₃P
• Molecular Weight: 124.08
• CAS Registry Number: 1832-53-7
• EC Number: 624-251-6
• SMILES: CCOP(=O)(C)O

Properties

• Solubility: 1.303e+005 mg/L (25 ºC water)
• Density: 1.2±0.1 g/cm³, Calc.^*
• Index of Refraction: 1.407, Calc.^*
• Melting point: -8.43 ºC
• Boiling Point: 222.16 ºC, 178.5±23.0 ºC (760 mmHg), Calc.^*
• Flash Point: 61.8±22.6 ºC, Calc.^*

Safety Data

• Hazard Symbols: GHS06;GHS07 Danger
• Hazard Statements: H301-H315-H319-H335
• Precautionary Statements: P261-P264-P264+P265-P270-P271-P280-P301+P316-P302+P352-P304+P340-P305+P351+P338-P319-P321-P330-P332+P317-P337+P317-P362+P364-P403+P233-P405-P501

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	3	H301
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335