8.08157

Thiophene

for synthesis

• Synonym(s): Thiophene
• Empirical Formula (Hill Notation): C₄H₄S
• CAS Number: 110-02-1
• Molecular Weight: 84.14
• MDL number: MFCD00005413
• UNSPSC Code: 12352005
• EC Index Number: 203-729-4
• NACRES: NA.22

Properties

• vapor pressure: 80 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥99.0% (GC)
• form: liquid
• autoignition temp.: 395 °C
• potency: 1400 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 1.5-12.5 % (v/v)
• bp: 83-84 °C/1013 mbar
• mp: -38 °C
• transition temp: flash point -9 °C
• density: 1.06 g/cm³ at 20 °C
• storage temp.: 2-30°C
• SMILES string: [s]1cccc1
• InChI: 1S/C4H4S/c1-2-4-5-3-1/h1-4H
• InChI key: YTPLMLYBLZKORZ-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.062 - 1.065
Identity (IR): passes test

Safety Information

• Pictograms: GHS02,GHS07
• Signal Word: Danger
• Hazard Statements: H225 - H302 - H319 - H412
• Precautionary Statements: P210 - P233 - P240 - P273 - P301 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Liq. 2
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 15.8 °F
• Flash Point(C): -9 °C