AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
1H-indole-4-carbaldehyde;Indole-4-carboxaldehyde | Indole-4-carboxaldehyde, 97% | indole-4-carbaldehyde | 1H-indol-4-carbaldehyde | STK292737 | 1H-Indole-4-carbaldehyde # | 4-Indole-carboxaldehyde | SR-01000946761-1 | 4-formylindol | BS-3817 | NSC337264 |
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
I119317-250mg
3
$9.90
1g
I119317-1g
7
$10.90
5g
I119317-5g
3

$18.90

$28.90
Save $10.00 (34.60%)
10g
I119317-10g
5

$35.90

$53.90
Save $18.00 (33.40%)
25g
I119317-25g
5

$86.90

$130.90
Save $44.00 (33.61%)
100g
I119317-100g
1

$346.90

$520.90
Save $174.00 (33.40%)
Enter a quantity for the sizes you want to add.

Overview

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.

Specifications

Synonyms
1H-indole-4-carbaldehyde;Indole-4-carboxaldehyde | Indole-4-carboxaldehyde, 97% | indole-4-carbaldehyde | 1H-indol-4-carbaldehyde | STK292737 | 1H-Indole-4-carbaldehyde # | 4-Indole-carboxaldehyde | SR-01000946761-1 | 4-formylindol | BS-3817 | NSC337264 |
Specifications & Purity
≥98%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid488189524
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488189524
Canonical SmilesC1=CC(=C2C=CNC2=C1)C=O
IUPAC Name1H-indole-4-carbaldehyde
InChIKeyJFDDFGLNZWNJTK-UHFFFAOYSA-N
INCHI1S/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=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassIndoles and derivatives
SubclassIndoles
Intermediate Tree Nodes Not available
Direct ParentIndoles
Alternative Parents Aryl-aldehydes  Benzenoids  Pyrroles  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic 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
DescriptionThis 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
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

20 results found

Lot NumberCertificate TypeDateItem
B2226592Certificate of AnalysisDec 12, 2025 I119317
B2226632Certificate of AnalysisDec 12, 2025 I119317
B2226669Certificate of AnalysisDec 12, 2025 I119317
B2226582Certificate of AnalysisDec 12, 2025 I119317
D2101052Certificate of AnalysisJan 07, 2025 I119317
D2101053Certificate of AnalysisJan 07, 2025 I119317
D2101054Certificate of AnalysisJan 07, 2025 I119317
D2423325Certificate of AnalysisMar 30, 2024 I119317
D2423333Certificate of AnalysisMar 30, 2024 I119317
C2025056Certificate of AnalysisJan 17, 2024 I119317
G2319732Certificate of AnalysisJun 12, 2023 I119317
G2319754Certificate of AnalysisJun 12, 2023 I119317
G2319753Certificate of AnalysisJun 12, 2023 I119317
G2319752Certificate of AnalysisJun 12, 2023 I119317
G2319745Certificate of AnalysisJun 12, 2023 I119317
G2319740Certificate of AnalysisJun 12, 2023 I119317
G2319739Certificate of AnalysisJun 12, 2023 I119317
G2319735Certificate of AnalysisJun 12, 2023 I119317
I1501079Certificate of AnalysisMay 12, 2023 I119317
I2228202Certificate of AnalysisDec 24, 2021 I119317

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Chemical and Physical Properties
SolubilitySoluble in ethanol and acetone. Insoluble in water.
SensitivityAir sensitive
Melt Point(°C)139-143°C
Molecular Weight145.160 g/mol
XLogP32.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count1
Exact Mass145.053 Da
Monoisotopic Mass145.053 Da
Topological Polar Surface Area32.900 Ų
Heavy Atom Count11
Formal Charge0
Complexity158.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
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