≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488196124 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488196124 |
| Canonical Smiles | CCOC(=O)C1=NNN=N1 |
| IUPAC Name | ethyl 2H-tetrazole-5-carboxylate |
| InChIKey | JBEHAOGLPHSQSL-UHFFFAOYSA-N |
| INCHI | 1S/C4H6N4O2/c1-2-10-4(9)3-5-7-8-6-3/h2H2,1H3,(H,5,6,7,8) |
| Isomeric SMILES | CCOC(=O)C1=NNN=N1 |
| Alternate CAS | 55408-10-1 |
| Molecular Weight | 142.12 |
| Reaxy-Rn | 11208093 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11208093&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 | Azoles |
| Subclass | Tetrazoles |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Tetrazoles |
| Alternative Parents | Heteroaromatic compounds Carboxylic acid esters Azacyclic compounds Organooxygen compounds Organonitrogen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Heteroaromatic compound - Tetrazole - Carboxylic acid ester - Azacycle - Carboxylic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as tetrazoles. These are organic compounds containing a tetrazole ring, which is a five-member aromatic heterocycle made up of four nitrogen atoms and a one carbon 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 | Date | Item |
|---|---|---|---|
 B2301953 | Certificate of Analysis | Nov 10, 2025 | E404455 |
| B2301951 | Certificate of Analysis | Nov 06, 2025 | E404455 |
| B2301945 | Certificate of Analysis | Nov 06, 2025 | E404455 |
| B2301905 | Certificate of Analysis | Nov 06, 2025 | E404455 |
| B2301901 | Certificate of Analysis | Nov 06, 2025 | E404455 |
| B2301898 | Certificate of Analysis | Nov 06, 2025 | E404455 |
| B2301889 | Certificate of Analysis | Nov 06, 2025 | E404455 |
| C2507193 | Certificate of Analysis | Aug 10, 2022 | E404455 |
| Melt Point(°C) | 94 °C |
|---|---|
| Molecular Weight | 142.120 g/mol |
| XLogP3 | 0.000 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 3 |
| Exact Mass | 142.049 Da |
| Monoisotopic Mass | 142.049 Da |
| Topological Polar Surface Area | 80.800 Ų |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 128.000 |
| 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. Zhaopeng Sun, Yaling Wu, Yingying Chen, Zhibo Li, Sen Lei, Yongyong Cao, Lianwen Zhu, Xuebo Cao, Zheng Yan. (2026) Tuning the charge distribution of Co–N–C active sites for enhanced trifunctional electrocatalysis. RSC Advances, 16 (14): (12524-12536). [PMID:] [10.1039/D6RA00087H] |
