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METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE

CAS No.
77837-09-3
Chemical Name:
METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE
Synonyms
irfenidone 5-Carboxylate Methyl Ester;1,6-Dihydro-6-oxo-1-phenyl-nicotinic Acid Methyl Ester;Methyl 6-Oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate;Methyl 1,6-dihydro-6-oxo-1-phenyl-3-pyridinecarboxylate;Methyl 1,6-dihydro-6-oxo-1-phenylpyridine-3-carboxylate;6-Oxo-1-phenyl-1,6-dihydro-pyridine-3-carboxylic acid methyl ester;3-Pyridinecarboxylicacid, 1,6-dihydro-6-oxo-1-phenyl-, methyl ester
CBNumber:
CB6506766
Molecular Formula:
C13H11NO3
Molecular Weight:
229.23
MDL Number:
MFCD07369505
MOL File:
77837-09-3.mol
Last updated:2025-07-24 18:13:52
Product description Number Pack Size Price
Methyl 5-Carboxy-N-phenyl-2-1H-pyridone M3395-51 10mg $418
Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% M56722 50mg $238
Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% M56722 100mg $370
Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% M56722 250mg $570
Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% M56722 1g $2280

METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE Properties

Melting point 160-162 °C
Boiling point 370.0±42.0 °C(Predicted)
Density 1.270±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
pka -1.40±0.63(Predicted)

METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE price More Price(39)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological M3395-51 Methyl 5-Carboxy-N-phenyl-2-1H-pyridone 77837-09-3 10mg $418 2026-06-03 Buy
Synthonix M56722 Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% 77837-09-3 50mg $238 2026-05-06 Buy
Synthonix M56722 Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% 77837-09-3 100mg $370 2026-05-06 Buy
Synthonix M56722 Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% 77837-09-3 250mg $570 2026-05-06 Buy
Synthonix M56722 Methyl 6-oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 98% 77837-09-3 1g $2280 2026-05-06 Buy
Product number Packaging Price Buy
M3395-51 10mg $418 Buy
M56722 50mg $238 Buy
M56722 100mg $370 Buy
M56722 250mg $570 Buy
M56722 1g $2280 Buy

METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

A metabolite of Pirfenidone, a new drug to treat patients with kidney disease who have diabetes.

Synthesis

METHYL 6-OXO-1,6-DIHYDRO-3-PYRIDINECARBOXYLATE

66171-50-4

Phenylboronic acid

98-80-6

METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE

77837-09-3

Methyl 6-hydroxynicotinate (6.0 g, 39.22 mmol) and phenylboronic acid (5.74 g, 47.06 mmol) were added copper(II) acetate monohydrate (11.76 g, 58.82 mmol), pyridine (6.32 mL, 78.43 mmol), and molecular sieves (4, 6.0 g) in dichloromethane (100 mL). The reaction mixture was stirred at ambient temperature for 12 h and then filtered. After standard post-extraction treatment the crude product was obtained and purified by silica gel column chromatography (100-200 mesh, eluent chloroform solution containing 1-2% methanol) to afford methyl 6-oxo-1-phenyl-1,6-dihydro-pyridine-3-carboxylate as a brown solid (5.0 g, 56% yield). The product has a melting point of 100-105°C. 1H NMR (400 MHz, CDCl3) δ 3.86 (s, 3H), 6.63 (d, J = 9.5 Hz, 1H), 7.36-7.55 (m, 5H), 7.91 (dd, J = 2.5, 9.9 Hz, 1H), 8.23 (d, J = 2.5 Hz, 1H); IR (KBr ) ν 3058, 2924, 2854, 1721, 1675, 1540, 1446, 1313, 1271, 1103 cm-1; MS 230 (M + 1).

References

[1] Patent: US2008/319026, 2008, A1. Location in patent: Page/Page column 22
[2] Patent: WO2012/122165, 2012, A2. Location in patent: Page/Page column 63

METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE Preparation Products And Raw materials

METHYL 5-CARBOXY-N-PHENYL-2-1H-PYRIDONE Suppliers

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3-Pyridinecarboxylicacid, 1,6-dihydro-6-oxo-1-phenyl-, methyl ester 1,6-Dihydro-6-oxo-1-phenyl-nicotinic Acid Methyl Ester Methyl 6-Oxo-1-phenyl-1,6-dihydropyridine-3-carboxylate 6-Oxo-1-phenyl-1,6-dihydro-pyridine-3-carboxylic acid methyl ester irfenidone 5-Carboxylate Methyl Ester Methyl 1,6-dihydro-6-oxo-1-phenylpyridine-3-carboxylate Methyl 1,6-dihydro-6-oxo-1-phenyl-3-pyridinecarboxylate 77837-09-3 Aromatics Compounds Aromatics Metabolites Metabolites & Impurities