1-Methyl-1H-indazole-3-carbaldehyde

Modify Date: 2026-08-14 18:18:45

1-Methyl-1H-indazole-3-carbaldehyde Structure
1-Methyl-1H-indazole-3-carbaldehyde structure
Common Name 1-Methyl-1H-indazole-3-carbaldehyde
CAS Number 4002-83-9 Molecular Weight 160.17300
Density 1.21g/cm3 Boiling Point 311.8ºC at 760mmHg
Molecular Formula C9H8N2O Melting Point 61ºC
MSDS USA Flash Point 142.4ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1-Methyl-1H-indazole-3-carbaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.21g/cm3
Boiling Point 311.8ºC at 760mmHg
Melting Point 61ºC
Molecular Formula C9H8N2O
Molecular Weight 160.17300
Flash Point 142.4ºC
Exact Mass 160.06400
PSA 34.89000
LogP 1.38580
Vapour Pressure 0.000549mmHg at 25°C
Index of Refraction 1.622
InChIKey KYDLGYCLCFKUHY-UHFFFAOYSA-N
SMILES Cn1nc(C=O)c2ccccc21

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~84%

1-Methyl-1H-indazole-3-carbaldehyde Structure

1-Methyl-1H-ind...

CAS#:4002-83-9

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Literature: ASTRAZENECA AB Patent: WO2005/66132 A1, 2005 ; Location in patent: Page/Page column 45-46 ; WO 2005/066132 A1

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  1

DownStream  0

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

1-methylindazole-3-carbaldehyde

 1-Methyl-1H-indazole-3-carbaldehyde | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the boiling point of 1-Methyl-1H-indazole-3-carbaldehyde?
A: Boiling point of 1-Methyl-1H-indazole-3-carbaldehyde is 311.8ºC at 760mmHg.
Q: What is the LogP of 1-Methyl-1H-indazole-3-carbaldehyde?
A: LogP of 1-Methyl-1H-indazole-3-carbaldehyde is 1.38580.
Q: What are the upstream materials of 1-Methyl-1H-indazole-3-carbaldehyde?
A: Related upstream materials(CAS) of 1-Methyl-1H-indazole-3-carbaldehyde: 1578-96-7.
Q: What is the molecular formula of 1-Methyl-1H-indazole-3-carbaldehyde?
A: Molecular formula of 1-Methyl-1H-indazole-3-carbaldehyde is C9H8N2O.
Q: What English synonyms does 1-Methyl-1H-indazole-3-carbaldehyde have?
A: English synonyms of 1-Methyl-1H-indazole-3-carbaldehyde: 1-methylindazole-3-carbaldehyde.
Q: What is the molecular weight of 1-Methyl-1H-indazole-3-carbaldehyde?
A: Molecular weight of 1-Methyl-1H-indazole-3-carbaldehyde is 160.17300.
Q: What is the InChIKey of 1-Methyl-1H-indazole-3-carbaldehyde?
A: InChIKey of 1-Methyl-1H-indazole-3-carbaldehyde is KYDLGYCLCFKUHY-UHFFFAOYSA-N.
Q: What is the SMILES notation of 1-Methyl-1H-indazole-3-carbaldehyde?
A: SMILES notation of 1-Methyl-1H-indazole-3-carbaldehyde is Cn1nc(C=O)c2ccccc21.
Q: What is the melting point of 1-Methyl-1H-indazole-3-carbaldehyde?
A: Melting point of 1-Methyl-1H-indazole-3-carbaldehyde is 61ºC.
Q: What is the CAS number of 1-Methyl-1H-indazole-3-carbaldehyde?
A: CAS number of 1-Methyl-1H-indazole-3-carbaldehyde is 4002-83-9.

 1-Methyl-1H-indazole-3-carbaldehydefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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