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Indole-4-carboxaldehyde

HCID 333703
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
1074-86-8
Standard SMILES
O=Cc1cccc2[nH]ccc12
InChIKey
JFDDFGLNZWNJTK-UHFFFAOYSA-N
Molecular formula
C9H7NO
Average molar mass
145.16 g/mol
Monoisotopic mass
145.05276384

Overview

Indole-4-carbaldehyde is a heteroarenecarbaldehyde that is indole in which the hydrogen at position 4 has been replaced by a formyl group. It has a role as an algal metabolite. It is a member of indoles and a heteroarenecarbaldehyde.

Names & identifiers

Preferred name
Indole-4-carboxaldehyde
IUPAC
1H-indole-4-carbaldehyde
English name
Indole-4-carboxaldehyde
Molecular formula
C9H7NO
Molecular weight
145.16

Names & synonyms

Indole-4-carboxaldehyde1074-86-81H-Indole-4-carbaldehydeindole-4-carbaldehydeCHEBI:143235DTXSID40318838RefChem:148200DTXCID30269961625-162-5JFDDFGLNZWNJTK-UHFFFAOYSA-N4-Formylindole1H-Indole-4-carboxaldehyde
Show more names
4-FLUOROINDOLENSC 337264e-4-carboxaLRARECHEM AH BS 0110
4-Indole-carboxaldehydeMFCD016322214-Indolecarbaldehyde4-Formyl-1H-indole1H-indol-4-carbaldehyde4-formylindolINDOLE-4-ALDEHYDENSC337264

Database identifiers

CAS
1074-86-8
PubChem CID
333703
DTXSID
DTXSID40318838
ChEBI
CHEBI:143235
EC Number
625-162-5
Nikkaji
J1.412.229J

Properties

Computed structural propertiesFilling in

XLogP
2.2
Topological polar surface area
32.9 Ų
Hydrogen bond donors
1
Hydrogen bond acceptors
1
Rotatable bonds
1
Heavy atoms
11
Formal charge
0
Complexity
158

Physicochemical properties

Melting point
139 · 139-143 °C(lit.)
Boiling point
339.1 · 339.1±15.0 °C(Predicted)
Density
1.278 · 1.278±0.06 g/cm3(Predicted)
storage temp.
Keep in dark place,Sealed in dry,Room Temperature
solubility
10 mg/ml; · DMF: 10 mg/ml; DMSO: 3 mg/ml; Ethanol: 10 mg/ml; Ethanol:PBS(pH 7.2) (1:1): 0.5 mg/ml
pka
15.84 · 15.84±0.30(Predicted)
form
powder to crystal
color
Light yellow to Brown
Water Solubility
Soluble in ethanol and acetone. Insoluble in water.
Sensitive
Air Sensitive
InChI
InChI=1S/C9H7NO/c11-6-7-2-1-3-9-8(7)4-5-10-9/h1-6,10H
InChIKey
JFDDFGLNZWNJTK-UHFFFAOYSA-N
SMILES
N1C2=C(C(C=O)=CC=C2)C=C1
CAS DataBase Reference
1074 · 1074-86-8(CAS DataBase Reference)

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Warning

H302 (86%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P272, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P333+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 50 reports by companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Hazard Classes and CategoriesAcute Tox. 4 (86%)

Safety data

PPE
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
wgk
3
hs_code
2933399090
risk_code
22-36-43
Signal word
Warning
Symbol(GHS)
GHS07
hazard_code
Xn,Xi
hazard_note
Irritant/Keep Cold
safety_code
26-36/37
hazard_class
IRRITANT
Storage Class
11 - Combustible Solids
Hazard statements
H302-H317-H319
Hazard Classifications
Acute Tox. 4 OralEye Irrit. 2Skin Sens. 1
Precautionary statements
P280-P301+P312+P330-P302+P352-P305+P351+P338

Chemistry & industry

Applications · 3 items

Uses4-Indolecarbaldehyde is a synthetic intermediate used for pharmaceutical synthesis. Also used as reactant in Biginelli reaction, synthesis of aurora kinase A inhibitors, preparation of antitumor agents, intermolecular Friedel-Crafts acylation, preparation of inhibitors of cell division in E. coli and synthesis of Hantzsch pyridine-containing Schiff bases.

UsesIndole-4-carboxaldehyde is 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.

General DescriptionIndole-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.

Upstream & downstream products

Upstream raw materials

1H-Indole-4-carboxaldehyde, 1-[(4-methylphenyl)sulfonyl]-(E)-Methyl 2-(2-(diMethylaMino)vinyl)-3-nitrobenzoateIndole-4-methanolMethyl 2-methyl-3-nitrobenzoate3-Nitro-o-xylene4-Cyanoindole[(1H-Indol-4-yl)methyl](methyl)amineMethyl indole-4-carboxylateTetrapropylammonium perruthenate

Related reactions

158 records
New reaction record
HRID 6699 reaction equation
HRID 6699As productuspto-grants-2006_08
HRID 6700 reaction equation
HRID 6700As reactantuspto-grants-2006_08
HRID 11380 reaction equation
HRID 11380As reactantuspto-grants-2006_08
HRID 28413 reaction equation
HRID 28413As productuspto-grants-2008_09
HRID 28414 reaction equation
HRID 28414As reactantuspto-grants-2008_09
HRID 94500 reaction equation
HRID 94500As reactantTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 97366 reaction equation
HRID 97366As reactantTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 97419 reaction equation
HRID 97419As reactantTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
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Compound notes

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NIST Chemistry Reference
1 H-indole-4-carboxaldehyde · 1H-indole-4-carboxaldehyde(1074-86-8)
Comptox DTXSID
40318838 · DTXSID40318838
UNSPSC Code
12352100 · 12352100
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
302 · H302-H317-H319
Precautionary statements
280 · P280-P301+P312+P330-P302+P352-P305+P351+P338
PPE
95 · dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Hazard Codes
Xn,Xi
Risk Statements
22 · 22-36-43
Safety Statements
26 · 26-36/37
WGK Germany
3 · 3
Hazard Note
Irritant/Keep Cold
HazardClass
IRRITANT
HS Code
2933399090 · 2933399090
Storage Class
11 · 11 - Combustible Solids
Hazard Classifications
4 OralEye · Acute Tox. 4 OralEye Irrit. 2Skin Sens. 1
N-ForMylsaccharin

Downstream products

4-(Azetidin-1-ylMethyl)-1H-indole1-(Phenylmethyl)-1H-indole-4-carboxaldehyde(1-Methyl-1H-indol-4-yl)methanol

Additional notes

DefinitionChEBI: Indole-4-carbaldehyde is a heteroarenecarbaldehyde that is indole in which the hydrogen at position 4 has been replaced by a formyl group. It has a role as an algal metabolite. It is a member of indoles and a heteroarenecarbaldehyde.