Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
Sourcing 2,2'-Bithiophene?
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organic electronic material
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Read moreSourcing 2,2'-Bithiophene?
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2,2'-Bithiophene is an organic electronic material composed of two thiophene rings linked at the 2-position. It is commonly used as a building block in the synthesis of conjugated polymers and small molecules for organic electronics.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for 2,2'-Bithiophene (CAS 492-97-7) is 2934.99.
2934.99
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
2-thiophen-2-ylthiophene
OHZAHWOAMVVGEL-UHFFFAOYSA-N
C1=CSC(=C1)C2=CC=CS2