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Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate

Also known as: 3-Quinolinecarboxylic acid, 4-(acetyloxy)-2-(ethylthio)-6,7-difluoro-, ethyl ester, Ethyl 4-acetoxy-2-(ethylthio)-6,7-difluoroquinoline-3-carboxylate, Ethyl 4-acetoxy-2-(ethylsulfanyl)-6,7-difluoroquinoline-3-carboxylate, Ethyl 4-acetoxy-2-(ethylsulfanyl)-6,7-difluoro-3-quinolinecarboxylate, Ethyl 4-acetoxy-6,7-difluoro-2-ethylmercaptoquinoline-3-carboxylate, Ethyl 4-(acetyloxy)-2-(ethylsulfanyl)-6,7-difluoroquinoline-3-carboxylate, Prulifloxacin intermediate PL-7, Prulifloxacin intermediate PL-8, PL-7

Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate (CAS 154330-68-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H15F2NO4S and a molecular weight of 355.356 g/mol. Key properties include a boiling point of 443.0±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 221.7±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
154330-68-4
Jingsj CID
J-1454827-7
Molecular Formula
C16H15F2NO4S
Molecular Weight
355.356 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point443.0±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point221.7±28.7 °C
Exact Mass355.068970
PSA90.79000
LogP4.33
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.579

Customs & Trade Information

HS Code2933499090
Summary2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate?

The CAS number of Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate is 154330-68-4.

What are the molecular formula and molecular weight of Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate?

Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate has molecular formula C16H15F2NO4S and molecular weight 355.356 g/mol.

What are the upstream and downstream products of Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate?

For Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate, Upstream Products: Acetyl chloride, Ethyl 2,4,5-trifluorobenzoylacetate, Diethyl malonate; Downstream Products: Ethyl 6,7-difluoro-1-methyl-4-oxo-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Ethyl 4-acetoxy-6,7-difluoro-2-(ethylthio)quinoline-3-carboxylate (CAS 154330-68-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1454827-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.