1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid

Base Information

• Chemical Name: 1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid
• CAS No.: 3719-45-7
• Molecular Formula: C7H7NO3
• Molecular Weight: 153.137
• Hs Code.: 2933399090
• Mol file: 3719-45-7.mol

Synonyms:Nudifloric acid;Nicotinicacid, 1,6-dihydro-1-methyl-6-oxo- (6CI,7CI,8CI);1-Methyl-6-pyridone-3-carboxylic acid;1-Methylpyridin-2-one-5-carboxylic acid;

Chemical Property of 1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid

Chemical Property:

• Vapor Pressure: 3.44E-05mmHg at 25°C
• Melting Point: 240-245°C
• Refractive Index: 1.577
• Boiling Point: 329.6 °C at 760 mmHg
• PKA: 3.85±0.50(Predicted)
• Flash Point: 153.2 °C
• PSA: 59.30000
• Density: 1.382 g/cm³
• LogP: 0.08350
• Storage Temp.: 2-8°C
• Solubility.: Dichloromethane, Methanol

Purity/Quality:

99% ^*data from raw suppliers

Nudifloric Acid ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36/37

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: A metabolite of Tryptophan-niacin.

Technology Process of 1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid

There total 21 articles about 1-Methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

methyl 1-methyl-6-oxo-1,6-dihydropyridine-3-carboxylate (6375-89-9) → 1-methyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid (3719-45-7)

Guidance literature:

With water; sodium hydroxide; In tetrahydrofuran; at 35 ℃; for 3h;

DOI:10.1021/jm500729a

Reference yield: 90.0%

1,6-dihydro-6-imino-1-methyl-3-pyridinecarboxamide (77837-12-8) → 1-methyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid (3719-45-7)

Guidance literature:

With potassium hydroxide; for 4h; Heating;

DOI:10.1002/jhet.5570230409

Reference yield: 69.0%

6-hydroxy-3-pyridinecarboxylic acid (5006-66-6) + methyl iodide (74-88-4) → 1-methyl-6-oxo-1,6-dihydro-pyridine-3-carboxylic acid (3719-45-7)

Guidance literature:

6-hydroxy-3-pyridinecarboxylic acid; With sodium hydride; In methanol; at 20 - 60 ℃; for 0.583333h; Inert atmosphere;

methyl iodide; In methanol; at 60 ℃;

With hydrogenchloride; sodium hydroxide; In methanol; water; at 60 ℃;

upstream raw materials:

nicotinic acid

methanol

dimethyl sulfate

6-hydroxy-3-pyridinecarboxylic acid

Downstream raw materials:

5-[2-(4-bromo-2-chloro-phenyl)-acetyl]-1-methyl-1H-pyridin-2-one

4-(1-(3-ethoxy-4-isopropoxyphenyl)-2-(N'-(1-methyl-6-oxo-1,6-dihydropyridine-3-carbonyl)hydrazino)-2-oxoethylamino)benzamidine trifluoroacetate

Refernces

• 1、 Hazra, Sunit,Hirano, Koji,Miura, Masahiro. "Rhodium-Catalyzed C4-Selective C-H Alkenylation of 2-Pyridones by Traceless Directing Group Strategy". supporting information. p. 1388 - 1393. Retrieved 2021/03/03.
• 2、 -. "COMPOUNDS AND USES THEREOF". Page/Page column 340-342. . Retrieved 2019/10/15.