≥97%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
2,5-Diiodothiophene was used in the preparation of oligothiophene films. It was used in maskless fabrication of periodic patterns of a conjugated polymer. It was also used in fabrication of oligothiophene and polythiophene micropatterns.
| Pubchem Sid | 504754374 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504754374 |
| Canonical Smiles | C1=C(SC(=C1)I)I |
| IUPAC Name | 2,5-diiodothiophene |
| InChIKey | PNYWRAHWEIOAGK-UHFFFAOYSA-N |
| INCHI | 1S/C4H2I2S/c5-3-1-2-4(6)7-3/h1-2H |
| Isomeric SMILES | C1=C(SC(=C1)I)I |
| WGK Germany | 3 |
| Molecular Weight | 335.93 |
| Beilstein | 17,35 |
| Reaxy-Rn | 109915 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=109915&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Thiophenes |
| Subclass | 2,5-disubstituted thiophenes |
| Intermediate Tree Nodes | Not available |
| Direct Parent | 2,5-disubstituted thiophenes |
| Alternative Parents | Aryl iodides Heteroaromatic compounds Organoiodides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | 2,5-disubstituted thiophene - Aryl iodide - Aryl halide - Heteroaromatic compound - Hydrocarbon derivative - Organoiodide - Organohalogen compound - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as 2,5-disubstituted thiophenes. These are organic compounds containing a thiophene that is disubstituted at the C-2, and C5-positions. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 L2206208 | Certificate of Analysis | Jun 09, 2026 | D155849 |
| B2602052 | Certificate of Analysis | Feb 11, 2026 | D155849 |
| L2417094 | Certificate of Analysis | Dec 21, 2024 | D155849 |
| K2401014 | Certificate of Analysis | Nov 09, 2024 | D155849 |
| D1930030 | Certificate of Analysis | Oct 12, 2024 | D155849 |
| B2324014 | Certificate of Analysis | Dec 10, 2022 | D155849 |
| Sensitivity | light sensitive;heat sensitive |
|---|---|
| Flash Point(°F) | 204.8 °F |
| Flash Point(°C) | 96 °C |
| Boil Point(°C) | 139-140°C |
| Melt Point(°C) | 39-43°C |
| Molecular Weight | 335.930 g/mol |
| XLogP3 | 3.000 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 335.797 Da |
| Monoisotopic Mass | 335.797 Da |
| Topological Polar Surface Area | 28.200 Ų |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 58.700 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
