Product Name

  • Name

    2-Methoxythiophene

  • EINECS 240-863-2
  • CAS No. 16839-97-7
  • Article Data18
  • CAS DataBase
  • Density 1.109 g/cm3
  • Solubility
  • Melting Point
  • Formula C5H6OS
  • Boiling Point 147.6 °C at 760 mmHg
  • Molecular Weight 114.168
  • Flash Point 43.3 °C
  • Transport Information UN 1993 3/PG 3
  • Appearance Clear yellow liquid
  • Safety 16
  • Risk Codes 10
  • Molecular Structure Molecular Structure of 16839-97-7 (2-Methoxythiophene)
  • Hazard Symbols R10:;
  • Synonyms 2-METHOXYTHIOPHENE;METHYL 2-THIENYL ETHER;Thiophene, 2-methoxy-;2-Methoxythiophene,97%;Methoxythiophene;2-Methoxythiophene,99%
  • PSA 37.47000
  • LogP 1.75670

2-Methoxythiophene Chemical Properties

Molecular Formula:  C5H6OS
Molecular Weight:  114.17
Density:  1.133
Boiling point:  151-152 oC
Refractive index:  1.528
Flash point:  43 oC
Physical State: Clear liquid
Color: yellow
Odor: stench

2-Methoxythiophene Toxicity Data With Reference

Flammable.The toxicological properties of 2-Methoxythiophene have not been fully investigated.

Potential Health Effects
Eye: May cause eye irritation.
Skin: May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion: May cause irritation of the digestive tract. The toxicological properties of 2-Methoxythiophene have not been fully investigated. May be harmful if swallowed.
Inhalation: May cause respiratory tract irritation. The toxicological properties of 2-Methoxythiophene have not been fully investigated. May be harmful if inhaled.

2-Methoxythiophene Safety Profile

Risk Codes:  R10    
Safety Description:  S16  
Transport Information:  UN 1993

2-Methoxythiophene Standards and Recommendations

assay: 97%
refractive index: n20/D 1.528(lit.)

2-Methoxythiophene Specification

Conditions to Avoid: Ignition sources, excess HEAT.
Incompatibilities with Other Materials: Strong oxidizing agents.
Hazardous Decomposition Products: CARBON monoxide, oxides of SULFUR, CARBON DIOXIDE.
Hazardous Polymerization: Has not been reported

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