Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate

5-氨基-6-氧代-1-苯基-1,6-二氢-1,2,4-三嗪-3-羧酸乙酯

Also known as: 1,2,4-Triazine-3-carboxylic acid, 5-amino-1,6-dihydro-6-oxo-1-phenyl-, ethyl ester, ETHYL 5-AMINO-6-OXO-1-PHENYL-1,6-DIHYDRO-1,2,4-TRIAZINE-3-CARBOXYLATE, Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate, 1-Phenyl-5-amino-6-oxo-1,6-dihydro-1,2,4-triazine-3-carboxylic acid ethyl ester, 5-amino-6-oxo-1-phenyl-3-ethoxycarbonyl-1,6-dihydro-1,2,4-triazine, 5-amino-6-oxo-3-ethoxycarbonyl-1-phenyl-1,6-dihydro-1,2,4-triazine, 5-amino[1,2,4]triazine-3-carboxylic acid ethyl ester, ethyl 5-amino-6-oxo-1-phenyl-1,2,4-triazine-3-carboxylate, HMS1373O07

Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate (CAS 127720-99-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12N4O3 and a molecular weight of 260.24900 g/mol. It is also known as 1,2,4-Triazine-3-carboxylic acid, 5-amino-1,6-dihydro-6-oxo-1-phenyl-, ethyl ester, ETHYL 5-AMINO-6-OXO-1-PHENYL-1,6-DIHYDRO-1,2,4-TRIAZINE-3-CARBOXYLATE and 1-Phenyl-5-amino-6-oxo-1,6-dihydro-1,2,4-triazine-3-carboxylic acid ethyl ester. Key properties include a boiling point of 392.2ºC at 760 mmHg, a density of 1.39g/cm3 and a flash point of 191ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
127720-99-4
Jingsj CID
J-1521544-2
Molecular Formula
C12H12N4O3
Chinese Name
5-氨基-6-氧代-1-苯基-1,6-二氢-1,2,4-三嗪-3-羧酸乙酯
Molecular Weight
260.24900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point392.2ºC at 760 mmHg
Density1.39g/cm3
Flash Point191ºC

Frequently Asked Questions

What is the CAS number of Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate?

The CAS number of Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate is 127720-99-4.

What are the molecular formula and molecular weight of Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate?

Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate has molecular formula C12H12N4O3 and molecular weight 260.24900 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 5-amino-6-oxo-1-phenyl-1,6-dihydro-1,2,4-triazine-3-carboxylate (CAS 127720-99-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521544-2 (accessed 2026-10-23).

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