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H31641 2,3-Dimethylthiophene, 97%

CAS Number

Stock No. Size Price ($) Quantity Availability
H31641-03 1g 104.00
H31641-06 5g 343.00
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2,3-Dimethylthiophene, 97%


Chemical Properties

Formula Weight
Boiling Point
Flash Point
26° (79°F)
Storage & Sensitivity
Store under Nitrogen. Ambient temperatures.
Insoluble in water.


It has also been found that 2,3-dimethylthiophene can be formylated to yield a dimethylthiophene aldehyde, which as expected proved to have the aldehyde group in the free a-position.


Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents, water, moisture.

Literature References

S Gronowitz,; V Pavulans. The Signs of the Methyl-Methyl Spin Couplings in 2, 3-Dimethylthiophene, 2, 3-Dimethylfuran. Acta Chemica. 1966, 20 2515-2526.

William J. King,; F. F. Nord. Studies In the Thiophene Series. V. Wolf-Kishner Reductions. J. Org. Chem. 1949, 14 (4), 638-642.

GHS Hazard and Precautionary Statements

Hazard Statements: H224-H302-H312-H332

Extremely flammable liquid and vapour. Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled.

Precautionary Statements: P210-P233-P240-P241-P242-P243-P261-P264b-P270-P271-P280-P301+P312-P303+P361+P353-P304+P340-P312-P330-P363-P372-P374-P380-P501c

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Keep container tightly closed. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. Use only non-sparking tools. Take precautionary measures against static discharge. Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Rinse mouth. Wash contaminated clothing before reuse. Explosion risk in case of fire. Fight fire with normal precautions from a reasonable distance. Evacuate area. Dispose of contents/ container to an approved waste disposal plant

Other References

Hazard Class
Packing Group
Harmonized Tariff Code


  • A18926

    1-Bromo-2-methoxynaphthalene, 97%
  • A19572

    4-Methyl-2-phenylthiazole, 98%
  • H31603

    2-(Trifluoromethoxy)benzyl chloride, 98%
  • L13083

    Sodium ethoxide, 21% w/w in ethanol

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