2-Ethoxy-5-fluorouracil

2-乙氧基-5-氟尿嘧啶

Also known as: 2-Ethoxy-5-fluoro-1H-pyrimidin-4-one, 2-Ethoxy-5-fluoro-4(1H)-pyrimidinone, 2-Ethoxy-5-fluoropyrimidin-4(1H)-one, 2-Ethoxy-5-fluoropyrimidin-4(3H)-one, 5-Fluoro-2-ethoxy-4(1H)-pyrimidinone, 5-Fluoro-2-ethoxy-4-pyrimidinone, 2-Ethoxy-5-fluoropyrimidin-4-ol, Ethoxyfluorouracil, MFCD03427213

2-Ethoxy-5-fluorouracil (CAS 56177-80-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7FN2O2 and a molecular weight of 158.130 g/mol. It is also known as 2-Ethoxy-5-fluoro-1H-pyrimidin-4-one, 2-Ethoxy-5-fluoro-4(1H)-pyrimidinone and 2-Ethoxy-5-fluoropyrimidin-4(1H)-one. Key properties include a melting point of 180-184 °C(lit.), a boiling point of 182.4±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 64.1±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56177-80-1
Jingsj CID
J-1325689-4
Molecular Formula
C6H7FN2O2
Chinese Name
2-乙氧基-5-氟尿嘧啶
Molecular Weight
158.130 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point180-184 °C(lit.)
Boiling Point182.4±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point64.1±30.1 °C

Frequently Asked Questions

What is the CAS number of 2-Ethoxy-5-fluorouracil?

The CAS number of 2-Ethoxy-5-fluorouracil is 56177-80-1.

What are the molecular formula and molecular weight of 2-Ethoxy-5-fluorouracil?

2-Ethoxy-5-fluorouracil has molecular formula C6H7FN2O2 and molecular weight 158.130 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Ethoxy-5-fluorouracil (CAS 56177-80-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1325689-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.