≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C,Argon charged 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.
4-formyl Indole is a synthetic intermediate.Indole-4-carboxaldehyde participates in the synthesis of arcyriacyanin A.Synthesis of 4-indole-4-carboxaldehyde has been reported.Intramolecular Friedel-Crafts (FC) acylation of indole-4-carboxaldehyde has been reported.
Usually used as reactant in Biginelli reaction,preparation of antitumor agents,intramolecular Friedel-Crafts acylation,preparation of inhibitors of cell division in E. Coli,synthesis of Hantzsch pyridine-containing Schiff bases.
| Pubchem Sid | 488189524 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488189524 |
| Canonical Smiles | C1=CC(=C2C=CNC2=C1)C=O |
| IUPAC Name | 1H-indole-4-carbaldehyde |
| InChIKey | JFDDFGLNZWNJTK-UHFFFAOYSA-N |
| INCHI | 1S/C9H7NO/c11-6-7-2-1-3-9-8(7)4-5-10-9/h1-6,10H |
| Isomeric SMILES | C1=CC(=C2C=CNC2=C1)C=O |
| WGK Germany | 3 |
| Molecular Weight | 145.16 |
| Beilstein | 21(5)8,267 |
| Reaxy-Rn | 114118 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=114118&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 | Indoles and derivatives |
| Subclass | Indoles |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Indoles |
| Alternative Parents | Aryl-aldehydes Benzenoids Pyrroles Heteroaromatic compounds Azacyclic compounds Organopnictogen compounds Organonitrogen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteropolycyclic compounds |
| Substituents | Indole - Aryl-aldehyde - Benzenoid - Heteroaromatic compound - Pyrrole - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aldehyde - Aromatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as indoles. These are compounds containing an indole moiety, which consists of pyrrole ring fused to benzene to form 2,3-benzopyrrole. |
| 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 |
|---|---|---|---|
 B2226592 | Certificate of Analysis | Dec 12, 2025 | I119317 |
| B2226632 | Certificate of Analysis | Dec 12, 2025 | I119317 |
| B2226669 | Certificate of Analysis | Dec 12, 2025 | I119317 |
| B2226582 | Certificate of Analysis | Dec 12, 2025 | I119317 |
| D2101052 | Certificate of Analysis | Jan 07, 2025 | I119317 |
| D2101053 | Certificate of Analysis | Jan 07, 2025 | I119317 |
| D2101054 | Certificate of Analysis | Jan 07, 2025 | I119317 |
| D2423325 | Certificate of Analysis | Mar 30, 2024 | I119317 |
| D2423333 | Certificate of Analysis | Mar 30, 2024 | I119317 |
| C2025056 | Certificate of Analysis | Jan 17, 2024 | I119317 |
| G2319732 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| G2319754 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| G2319753 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| G2319752 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| G2319745 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| G2319740 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| G2319739 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| G2319735 | Certificate of Analysis | Jun 12, 2023 | I119317 |
| I1501079 | Certificate of Analysis | May 12, 2023 | I119317 |
| I2228202 | Certificate of Analysis | Dec 24, 2021 | I119317 |
| Solubility | Soluble in ethanol and acetone. Insoluble in water. |
|---|---|
| Sensitivity | Air sensitive |
| Melt Point(°C) | 139-143°C |
| Molecular Weight | 145.160 g/mol |
| XLogP3 | 2.200 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 145.053 Da |
| Monoisotopic Mass | 145.053 Da |
| Topological Polar Surface Area | 32.900 Ų |
| Heavy Atom Count | 11 |
| Formal Charge | 0 |
| Complexity | 158.000 |
| 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 |
