≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488194445 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488194445 |
| Kanonisches Lächeln | C#CC1=CSC=C1 |
| IUPAC Name | 3-ethynylthiophene |
| InChIKey | MJHLPKWONJUCFK-UHFFFAOYSA-N |
| INCHI | 1S/C6H4S/c1-2-6-3-4-7-5-6/h1,3-5H |
| Isomere SMILES | C#CC1=CSC=C1 |
| WGK Deutschland | 3 |
| UN-Nummer | 1993 |
| Molekulargewicht | 108.16 |
| Reaxy-Rn | 105810 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=105810&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 |
| Klasse | Heteroaromatic compounds |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Heteroaromatic compounds |
| Alternative Parents | Thiophenes Acetylides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Heteroaromatic compound - Thiophene - Acetylide - Hydrocarbon derivative - Aromatic heteromonocyclic compound |
| Beschreibung | This compound belongs to the class of organic compounds known as heteroaromatic compounds. These are compounds containing an aromatic ring where a carbon atom is linked to an hetero atom. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Datum | Artikel |
|---|---|---|---|
 I2206658 | Certificate of Analysis | Mar 09, 2026 | E102747 |
| I2206659 | Certificate of Analysis | Mar 09, 2026 | E102747 |
| I2206660 | Certificate of Analysis | Mar 09, 2026 | E102747 |
| J1811287 | Certificate of Analysis | Nov 06, 2025 | E102747 |
| G2307613 | Certificate of Analysis | Apr 09, 2025 | E102747 |
| G2307606 | Certificate of Analysis | Apr 09, 2025 | E102747 |
| D2310242 | Certificate of Analysis | Jan 07, 2025 | E102747 |
| K2225161 | Certificate of Analysis | Aug 13, 2024 | E102747 |
| I2017275 | Certificate of Analysis | Apr 25, 2024 | E102747 |
| J1811286 | Certificate of Analysis | Feb 20, 2024 | E102747 |
| I2206661 | Certificate of Analysis | Jul 04, 2022 | E102747 |
| Empfindlichkeit | Air Sensitive,Heat Sensitive |
|---|---|
| Brechungsindex | 1.58 |
| Flammpunkt (°F) | 114.8 °F |
| Flammpunkt (°C) | 46 °C |
| Siedepunkt (°C) | 153°C |
| Molekulargewicht | 108.160 g/mol |
| XLogP3 | 1.800 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 108.003 Da |
| Monoisotopic Mass | 108.003 Da |
| Topological Polar Surface Area | 28.200 Ų |
| Heavy Atom Count | 7 |
| Formal Charge | 0 |
| Complexity | 98.000 |
| 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 |
| 1. Minkang Li, Lina Zhang, Zhongzheng Zhang, Jialin Shi, Yuefeng Liu, Jiansong Chen, Nannan Sun, Wei Wei. (2021) SiO2-Coated Ag Nanoparticles for Conversion of Terminal Alkynes to Propolic Acids via CO2 Insertion. ACS Applied Nano Materials, [PMID:] [10.1021/acsanm.1c01101] |
| 2. Jialin Shi, Lina Zhang, Nannan Sun, Deng Hu, Qun Shen, Fang Mao, Qiang Gao, Wei Wei. (2019) Facile and Rapid Preparation of Ag@ZIF-8 for Carboxylation of Terminal Alkynes with CO2 in Mild Conditions. ACS Applied Materials & Interfaces, [PMID:31313900] [10.1021/acsami.9b07991] |
