2-methyl-5-acetylpyridine

Modify Date: 2026-08-23 09:50:33

2-methyl-5-acetylpyridine Structure
2-methyl-5-acetylpyridine structure
Common Name 2-methyl-5-acetylpyridine
CAS Number 42972-46-3 Molecular Weight 135.163
Density 1.0±0.1 g/cm3 Boiling Point 233.6±20.0 °C at 760 mmHg
Molecular Formula C8H9NO Melting Point N/A
MSDS N/A Flash Point 103.9±0.0 °C

 Names

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

Name 1-(5-methylpyridin-3-yl)ethanone
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 1.0±0.1 g/cm3
Boiling Point 233.6±20.0 °C at 760 mmHg
Molecular Formula C8H9NO
Molecular Weight 135.163
Flash Point 103.9±0.0 °C
Exact Mass 135.068420
PSA 29.96000
LogP 0.93
Vapour Pressure 0.1±0.5 mmHg at 25°C
Index of Refraction 1.513
InChIKey DIASEPULVQSMAS-UHFFFAOYSA-N
SMILES CC(=O)c1cncc(C)c1
Storage condition 2-8°C

 Safety Information

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

HS Code 2933399090

 Synthetic Route

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

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2-methyl-5-acetylpyridine Structure

2-methyl-5-acet...

CAS#:42972-46-3

Learn More
Literature: SANOFI; EL-AHMAD, Youssef; FILOCHE-ROMME, Bruno; GANZHORM, Axel; MARCINIAK, Gilbert; MUZET, Nicolas; RONAN, Baptiste; VIVET, Bertrand; ZERR, Véronique Patent: WO2013/190123 A1, 2013 ; Location in patent: Page/Page column 46 ;

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2-methyl-5-acetylpyridine Structure

2-methyl-5-acet...

CAS#:42972-46-3

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Literature: MERCK SHARP and DOHME CORP.; LI, Dansu; ROECKER, Anthony, J. Patent: WO2013/62858 A1, 2013 ; Location in patent: Page/Page column 38 ;

~29%

2-methyl-5-acetylpyridine Structure

2-methyl-5-acet...

CAS#:42972-46-3

Learn More
Literature: IRM LLC; NOVARTIS AG; LI, Xiaolin; LIU, Xiaodong; MOLTENI, Valentina; CHIANELLI, Donatella; LOREN, Jon; NABAKKA, Juliet Patent: WO2008/137794 A1, 2008 ; Location in patent: Page/Page column 31-32 ; WO 2008/137794 A1

 Precursor & DownStream

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

Precursor  4

DownStream  2

 Customs

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

HS Code 2933399090
Summary 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

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

2-methyl-5-acetylpyridine
1-(6-Methyl-3-pyridinyl)ethanone
3-acetyl-5-methylpyridine
1-(6-Methyl-3-pyridyl)-1-ethanone
1-(6-methylpyridin-3-yl)ethanone
1-(6-Methylpyridin-3-yl)ethanon
3-acetyl-5-methylpyridin

 2-methyl-5-acetylpyridine | FAQ

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

Q: What are the upstream materials of 1-(5-methylpyridin-3-yl)ethanone?
A: Related upstream materials(CAS) of 1-(5-methylpyridin-3-yl)ethanone: 3430-16-8;78191-00-1;42885-14-3;75-16-1.
Q: What is the English name of 1-(5-methylpyridin-3-yl)ethanone?
A: The English name of 1-(5-methylpyridin-3-yl)ethanone is 1-(5-methylpyridin-3-yl)ethanone.
Q: What are the storage conditions for 1-(5-methylpyridin-3-yl)ethanone?
A: Storage conditions for 1-(5-methylpyridin-3-yl)ethanone: 2-8°C.
Q: What is the InChIKey of 1-(5-methylpyridin-3-yl)ethanone?
A: InChIKey of 1-(5-methylpyridin-3-yl)ethanone is DIASEPULVQSMAS-UHFFFAOYSA-N.
Q: What is the SMILES notation of 1-(5-methylpyridin-3-yl)ethanone?
A: SMILES notation of 1-(5-methylpyridin-3-yl)ethanone is CC(=O)c1cncc(C)c1.
Q: What is the polar surface area (PSA) of 1-(5-methylpyridin-3-yl)ethanone?
A: Polar surface area (PSA) of 1-(5-methylpyridin-3-yl)ethanone is 29.96000.
Q: What is the CAS number of 1-(5-methylpyridin-3-yl)ethanone?
A: CAS number of 1-(5-methylpyridin-3-yl)ethanone is 42972-46-3.
Q: What is the LogP of 1-(5-methylpyridin-3-yl)ethanone?
A: LogP of 1-(5-methylpyridin-3-yl)ethanone is 0.93.
Q: What English synonyms does 1-(5-methylpyridin-3-yl)ethanone have?
A: English synonyms of 1-(5-methylpyridin-3-yl)ethanone: 2-methyl-5-acetylpyridine, 1-(6-Methyl-3-pyridinyl)ethanone, 3-acetyl-5-methylpyridine, 1-(6-Methyl-3-pyridyl)-1-ethanone, 1-(6-methylpyridin-3-yl)ethanone, 1-(6-Methylpyridin-3-yl)ethanon, 3-acetyl-5-methylpyridin.
Q: What is the boiling point of 1-(5-methylpyridin-3-yl)ethanone?
A: Boiling point of 1-(5-methylpyridin-3-yl)ethanone is 233.6±20.0 °C at 760 mmHg.

 2-methyl-5-acetylpyridinefactory

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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