Name | Thiophene |
Synonyms | Thiofen Thiophen thio-fura Thiophene Thiaphene Thiofuram USAF ek-1860 Thiofurfuran Thiophene-2,5-d2 Thiacyclopentadiene furan Cyclopentadiene thia sulfur metalloCene branched clutter |
CAS | 110-02-1 |
EINECS | 203-729-4 |
InChI | InChI=1/C4H4S/c1-2-4-5-3-1/h1-4H |
Molecular Formula | C4H4S |
Molar Mass | 84.14 |
Density | 1.051 g/mL at 25 °C (lit.) |
Melting Point | -38 °C (lit.) |
Boling Point | 84 °C (lit.) |
Flash Point | -9 °C |
Water Solubility | INSOLUBLE |
Solubility | Miscible with carbon tetrachloride, heptane, pyrimidine, dioxane, toluene, and many organicsolvents (quoted, Keith and Walters, 1992) |
Vapor Presure | 40 mm Hg ( 12.5 °C) |
Vapor Density | 2.9 (vs air) |
Appearance | powder |
Specific Gravity | 1.06 |
Color | Clear |
Merck | 14,9353 |
BRN | 103222 |
Storage Condition | Store below +30°C. |
Stability | Stable. Highly flammable. Incompatible with strong oxidizing agents, nitrates. |
Explosive Limit | 1.5-12.5%(V) |
Refractive Index | n20/D 1.529(lit.) |
Physical and Chemical Properties | Character: colorless transparent liquid with aromatic odor similar to benzene. melting point -38.2 ℃ boiling point 84.2 ℃ relative density 1.0649 refractive index 1.5289 flash point -6.7 ℃ solubility, ether and other organic solvents, insoluble in water. |
Use | Used as raw materials and plasticizers in medicine, dyes, plastics and other industries |
Risk Codes | R45 - May cause cancer R46 - May cause heritable genetic damage R11 - Highly Flammable R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R41 - Risk of serious damage to eyes R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R36 - Irritating to the eyes R20/22 - Harmful by inhalation and if swallowed. R37/38 - Irritating to respiratory system and skin. R22 - Harmful if swallowed R48/20/21/22 - |
Safety Description | S53 - Avoid exposure - obtain special instructions before use. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S16 - Keep away from sources of ignition. S36 - Wear suitable protective clothing. |
UN IDs | UN 2414 3/PG 2 |
WGK Germany | 3 |
RTECS | XM7350000 |
TSCA | Yes |
HS Code | 29349990 |
Hazard Note | Irritant/Highly Flammable |
Hazard Class | 3 |
Packing Group | II |
Toxicity | LD50 orally in Rabbit: 1400 mg/kg |
Downstream Products | 2-Thiopheneacetic acid pyrante |
colorless transparent liquid, flammable, with aromatic odor similar to benzene. Soluble in ethanol, ether and other organic solvents, do not dissolve in water, heat to 850 ° C does not decompose. The relative density was 1. 0649. Melting Point -38.2 °c. Boiling point 84.2 °c. Flash point -6.7 °c. Refractive index 5289.
for the preparation of synthetic drugs (such as thiabridine, thiopyrimidine and cephalosporin, etc.), dyes, plastics and so on. It can also be used as a reagent for the extraction and separation of metals such as uranium.