7-fluoro-3,4-dihydroquinolin-2(1H)-one

Modify Date: 2026-08-02 12:27:24

7-fluoro-3,4-dihydroquinolin-2(1H)-one Structure
7-fluoro-3,4-dihydroquinolin-2(1H)-one structure
Common Name 7-fluoro-3,4-dihydroquinolin-2(1H)-one
CAS Number 4590-52-7 Molecular Weight 165.16400
Density 1.241g/cm3 Boiling Point 305.8ºC at 760 mmHg
Molecular Formula C9H8FNO Melting Point N/A
MSDS N/A Flash Point 138.7ºC

 Names

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

Name 7-fluoro-3,4-dihydro-1H-quinolin-2-one
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 1.241g/cm3
Boiling Point 305.8ºC at 760 mmHg
Molecular Formula C9H8FNO
Molecular Weight 165.16400
Flash Point 138.7ºC
Exact Mass 165.05900
PSA 32.59000
LogP 1.79550
Index of Refraction 1.542
InChIKey KUWDWKUKAVRBKW-UHFFFAOYSA-N
SMILES O=C1CCc2ccc(F)cc2N1
Storage condition 2-8°C

 Safety Information

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

HS Code 2933790090

 Synthetic Route

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

~62%

7-fluoro-3,4-dihydroquinolin-2(1H)-one Structure

7-fluoro-3,4-di...

CAS#:4590-52-7

Learn More
Literature: BIOENERGENIX; MCCALL, John, M.; ROMERO, Donna, L. Patent: WO2012/94462 A2, 2012 ; Location in patent: Page/Page column 86 ; WO 2012/094462 A2

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7-fluoro-3,4-dihydroquinolin-2(1H)-one Structure

7-fluoro-3,4-di...

CAS#:4590-52-7

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Literature: F. HOFFMANN-LA ROCHE AG; AEBI, Johannes; AMREIN, Kurt; HORNSPERGER, Benoit; KNUST, Henner; KUHN, Bernd; LIU, Yongfu; MAERKI, Hans P.; MAYWEG, Alexander V.; MOHR, Peter; TAN, Xuefei; ZHOU, Mingwei Patent: WO2013/37779 A1, 2013 ; Location in patent: Page/Page column 231 ;

~93%

7-fluoro-3,4-dihydroquinolin-2(1H)-one Structure

7-fluoro-3,4-di...

CAS#:4590-52-7

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Literature: Zhang, Lei; Sonaglia, Lorenzo; Stacey, Jason; Lautens, Mark Organic Letters, 2013 , vol. 15, # 9 p. 2128 - 2131

~%

7-fluoro-3,4-dihydroquinolin-2(1H)-one Structure

7-fluoro-3,4-di...

CAS#:4590-52-7

Learn More
Literature: F. HOFFMANN-LA ROCHE AG; AEBI, Johannes; AMREIN, Kurt; FANTASIA, Serena Maria; HORNSPERGER, Benoit; KUHN, Bernd; LIU, Yongfu; MAERKI, Hans P.; MAYWEG, Alexander, V.; MOHR, Peter; SCALONE, Michelangelo; TAN, Xuefei; ZHOU, Mingwei Patent: WO2013/41591 A1, 2013 ;

~%

7-fluoro-3,4-dihydroquinolin-2(1H)-one Structure

7-fluoro-3,4-di...

CAS#:4590-52-7

Learn More
Literature: MERCK SHARP and DOHME CORP.; ElexoPharm GmbH; HOYT, Scott, B.; PETRILLI, Whitney Lane; LONDON, Clare; XIONG, Yusheng; TAYLOR, Jerry Andrew; ALI, Amjad; LO, Michael; HENDERSON, Timothy, J.; HU, Qingzhong; HARTMANN, Rolf; YIN, Lina; HEIM, Ralf; BEY, Emmanuel; SAXENA, Rohit; SAMANTA, Swapan Kumar; KULKARNI, Bheemashankar, A. Patent: WO2012/148808 A1, 2012 ; WO 2012/148808 A1

 Precursor & DownStream

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

Precursor  4

DownStream  0

 Customs

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

HS Code 2933790090
Summary 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

 Synonyms

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

7-fluoro-1,2,3,4-tetrahydroquinolin-2-one
Carbostyril,3,4-dihydro-7-fluoro
7-fluoro-3,4-dihydrocarbostyril
7-Fluor-3,4-dihydro-carbostyril

 7-fluoro-3,4-dihydroquinolin-2(1H)-one | FAQ

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

Q: What English synonyms does 7-fluoro-3,4-dihydro-1H-quinolin-2-one have?
A: English synonyms of 7-fluoro-3,4-dihydro-1H-quinolin-2-one: 7-fluoro-1,2,3,4-tetrahydroquinolin-2-one, Carbostyril,3,4-dihydro-7-fluoro, 7-fluoro-3,4-dihydrocarbostyril, 7-Fluor-3,4-dihydro-carbostyril.
Q: What is the CAS number of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: CAS number of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is 4590-52-7.
Q: What is the molecular formula of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: Molecular formula of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is C9H8FNO.
Q: What is the LogP of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: LogP of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is 1.79550.
Q: What is the boiling point of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: Boiling point of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is 305.8ºC at 760 mmHg.
Q: What is the SMILES notation of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: SMILES notation of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is O=C1CCc2ccc(F)cc2N1.
Q: What are the upstream materials of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: Related upstream materials(CAS) of 7-fluoro-3,4-dihydro-1H-quinolin-2-one: 100638-26-4;79-06-1;313545-72-1;372-19-0.
Q: What is the InChIKey of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: InChIKey of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is KUWDWKUKAVRBKW-UHFFFAOYSA-N.
Q: What is the molecular weight of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: Molecular weight of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is 165.16400.
Q: What is the polar surface area (PSA) of 7-fluoro-3,4-dihydro-1H-quinolin-2-one?
A: Polar surface area (PSA) of 7-fluoro-3,4-dihydro-1H-quinolin-2-one is 32.59000.

 7-fluoro-3,4-dihydroquinolin-2(1H)-onefactory

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

Shanghai Nianxing Industrial Co., Ltd
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