fg-4592 int 2

Base Information

• Chemical Name: fg-4592 int 2
• CAS No.: 1421312-34-6
• Molecular Formula: C18H15NO4
• Molecular Weight: 309.321
• Mol file: 1421312-34-6.mol

Synonyms:fg-4592 int 2;methyl 4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate;1 - methyl - 4 - hydroxy - 7 - phenoxy isoquinoline - 3 - methyl formate;4-Hydroxy-1-methyl-7-phenoxy-3-isoquinolinecarboxylic acid methyl ester

Chemical Property of fg-4592 int 2

Chemical Property:

• Boiling Point: 537.3±45.0 °C(Predicted)
• PKA: 6.24±0.50(Predicted)
• PSA: 68.65000
• Density: 1.289±0.06 g/cm3(Predicted)
• LogP: 3.82770

Purity/Quality:

99% ^*data from raw suppliers

Methyl4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Uses: 4-Hydroxy-1-methyl-7-phenoxy-methyl ester-3-isoquinolinecarboxylic Acid is used as a reagent in the preparation of Roxadustat (H948180), which is a drug used to treat anemia and chronic renal insufficiency.

Technology Process of fg-4592 int 2

There total 67 articles about fg-4592 int 2 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: 95.23%

1-((acetoxy)methyl)-4-hydroxy-7-phenoxyisoquinolinyl-3-carboxylic acid methyl ester (1509958-20-6) → 4-hydroxy-1-methyl-7-phenoxyisoquinolinyl-3-carboxylic acid methyl ester (1421312-34-6)

Guidance literature:

With palladium on activated charcoal; hydrogen; sodium carbonate; In ethyl acetate; at 40 ℃; for 15h; under 7500.75 Torr; Pressure; Temperature;

Reference yield: 93.0%

N-acetoxyphthalimide (17720-64-8) + 4-hydroxy-7-phenoxyisoquinoline-3-carboxylic acid methyl ester (1455091-10-7) → 4-hydroxy-1-methyl-7-phenoxyisoquinolinyl-3-carboxylic acid methyl ester (1421312-34-6)

Guidance literature:

With potassium indole-N-carbodithioate; trifluorormethanesulfonic acid; In dimethyl sulfoxide; at 40 ℃; for 24h; Inert atmosphere; Irradiation;

DOI:10.1021/jacs.1c05607

Reference yield: 92.9%

methyl 2-acetamido-3-oxo-3-(4-phenoxyphenyl)propionate → 4-hydroxy-1-methyl-7-phenoxyisoquinolinyl-3-carboxylic acid methyl ester (1421312-34-6)

Guidance literature:

With trichlorophosphate; In N,N-dimethyl-formamide; for 6h; Reflux;

upstream raw materials:

4-Nitrophthalonitrile

4-phenoxyphthalonitrile

trimethylborane

methyl 4-hydroxy-1-chloro-7-phenoxyisoquinoline-3-carboxylate

Downstream raw materials:

[(4-hydroxy-1-methyl-7-phenoxy-isoquinoline-3-carbonyl)-amino]-acetic acid

4-hydroxy-1-methyl-7-phenoxy-3-isoquinolinecarboxylic acid

[(4-hydroxy-1-methyl-7-phenoxy-isoquinoline-3-carbonyl)amino]acetic acid methyl ester

Refernces

• 1、 -. "Preparation method of roxadustat intermediate". Paragraph 0081-0092. . Retrieved 2021/07/08.
• 2、 -. "Preparation method of roxadustat intermediate". Paragraph 0056; 0065-0067; 0076-0078; 0087-0088. . Retrieved 2021/04/17.