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LC1256 Thiophene-2-carbaldehyde

for synthesis


Order number Packaging Quantity Price €
AC28256 Glass bottle 50 ml 24.98


Product information
Synonyms Thiophene-2-aldehyde, 2-Thenaldehyde, 2-Formylthiophene
Hill Formula C5H4OS
HS Code 2934 99 90
EC number 202-629-8
Molar mass 112.14 g/mol
CAS number 98-03-3


Chemical and physical data
Solubility (20 °C) practically insoluble
Molar mass 112.14 g/mol
Density 1.22 g/cm3 (20 °C)
Boiling point 195 – 198 °C (1013 hPa)
Flash point 78 °C
Refractive index 1.59 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H302: Harmful if swallowed.
Precautionary Statement(s) P262: Do not get in eyes, on skin, or on clothing.
Signal Word Warning
Hazard Pictogram(s)
Storage class 10 Combustible liquids not in Storage Class 3
WGK WGK 3 highly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Safety information
R Phrase R 22
Harmful if swallowed.
S Phrase S 24/25
Avoid contact with skin and eyes
Categories of danger harmful
Hazard Symbol Harmful


Toxicological data
LD 50 oral LD50 rat 915 mg/kg


Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.221 – 1.223
Identity (IR) passes test


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