8-Methyl-1-naphthaldehyde

Modify Date: 2026-07-13 11:26:07

8-Methyl-1-naphthaldehyde Structure
8-Methyl-1-naphthaldehyde structure
Common Name 8-Methyl-1-naphthaldehyde
CAS Number 6549-57-1 Molecular Weight 170.21
Density 1.48g/cm3 Boiling Point 513.6ºC at 760 mmHg
Molecular Formula C12H10O Melting Point 71.5-72 ℃
MSDS N/A Flash Point 264.4ºC

 Names

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

Name 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione
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 1.48g/cm3
Boiling Point 513.6ºC at 760 mmHg
Melting Point 71.5-72 ℃
Molecular Formula C12H10O
Molecular Weight 170.21
Flash Point 264.4ºC
Exact Mass 170.073164938
PSA 67.87000
LogP 3.93090
Index of Refraction 1.659
InChIKey RHOGHORSTBGFPJ-UHFFFAOYSA-N
SMILES CC1=C2C(=CC=C1)C=CC=C2C=O

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
HS Code 2912299000

 Synthetic Route

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

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8-Methyl-1-naphthaldehyde Structure

8-Methyl-1-naph...

CAS#:6549-57-1

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Literature: JANSSEN PHARMACEUTICA, N.V. Patent: WO2008/67177 A2, 2008 ; Location in patent: Page/Page column 18-19 ;

~78%

8-Methyl-1-naphthaldehyde Structure

8-Methyl-1-naph...

CAS#:6549-57-1

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Literature: Sydnes, Leiv K.; Burkow, Ivan C.; Hansen, Sissel H. Tetrahedron, 1985 , vol. 41, # 23 p. 5703 - 5706

~76%

8-Methyl-1-naphthaldehyde Structure

8-Methyl-1-naph...

CAS#:6549-57-1

Detail Learn More
Literature: Sydnes, Leiv K.; Burkow, Ivan C.; Hansen, Sissel H. Tetrahedron, 1985 , vol. 41, # 23 p. 5703 - 5706

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8-Methyl-1-naphthaldehyde Structure

8-Methyl-1-naph...

CAS#:6549-57-1

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Literature: Sha; Wang Tetrahedron, 1994 , vol. 50, # 25 p. 7495 - 7502

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8-Methyl-1-naphthaldehyde Structure

8-Methyl-1-naph...

CAS#:6549-57-1

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Literature: Phousongphouang, Patricia T.; Arey, Janet Environmental Science and Technology, 2003 , vol. 37, # 2 p. 308 - 313

~%

8-Methyl-1-naphthaldehyde Structure

8-Methyl-1-naph...

CAS#:6549-57-1

Detail Learn More
Literature: Comins, Daniel L.; Brown, Jack D. Journal of Organic Chemistry, 1984 , vol. 49, # 6 p. 1078 - 1083

~%

8-Methyl-1-naphthaldehyde Structure

8-Methyl-1-naph...

CAS#:6549-57-1

Learn More
Literature: Comins, Daniel L.; Brown, Jack D. Journal of Organic Chemistry, 1984 , vol. 49, # 6 p. 1078 - 1083

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2912299000
Summary 2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Synonyms

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

8-methyl-1-naphthalene-1-carbaldehyde
8-methyl-naphthalene-1-carbaldehyde
8-Methylnaphth-1-aldehyd
1,8-Naphtalaldehydic acid
8-methylnaphthaldehyde
8-Methyl-1-naphthaldehyd
8-methyl-1-naphthaldehyde
3-chloro-1-(5-chloro-2-methoxyphenyl)-4-[(2-methoxyphenyl)amino]-1H-pyrrole-2,5-dione

 8-Methyl-1-naphthaldehyde | FAQ

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

Q: What is the InChIKey of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: InChIKey of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione is RHOGHORSTBGFPJ-UHFFFAOYSA-N.
Q: What is the molecular formula of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: Molecular formula of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione is C12H10O.
Q: What are the upstream materials of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: Related upstream materials(CAS) of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione: 10336-29-5;569-41-5;64-19-7;42049-94-5;88802-84-0;74-88-4;66-77-3.
Q: What is the CAS number of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: CAS number of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione is 6549-57-1.
Q: What is the boiling point of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: Boiling point of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione is 513.6ºC at 760 mmHg.
Q: What is the SMILES notation of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: SMILES notation of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione is CC1=C2C(=CC=C1)C=CC=C2C=O.
Q: What English synonyms does 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione have?
A: English synonyms of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione: 8-methyl-1-naphthalene-1-carbaldehyde, 8-methyl-naphthalene-1-carbaldehyde, 8-Methylnaphth-1-aldehyd, 1,8-Naphtalaldehydic acid, 8-methylnaphthaldehyde, 8-Methyl-1-naphthaldehyd, 8-methyl-1-naphthaldehyde, 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-[(2-methoxyphenyl)amino]-1H-pyrrole-2,5-dione.
Q: What is the polar surface area (PSA) of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: Polar surface area (PSA) of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione is 67.87000.
Q: What is the English name of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: The English name of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione is 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione.
Q: What are the downstream products of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione?
A: Related downstream products(CAS) of 3-chloro-1-(5-chloro-2-methoxyphenyl)-4-(2-methoxyanilino)pyrrole-2,5-dione: 65265-94-3.

 8-Methyl-1-naphthaldehydefactory

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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