C₂₁H₂₂ClNO₃

Base Information

• Chemical Name: C₂₁H₂₂ClNO₃
• CAS No.: 1311412-62-0
• Molecular Formula: C₂₁H₂₂ClNO₃
• Molecular Weight: 371.864
• Mol file: 1311412-62-0.mol

Synonyms:C₂₁H₂₂ClNO₃

Chemical Property of C₂₁H₂₂ClNO₃

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₂₁H₂₂ClNO₃

There total 13 articles about C₂₁H₂₂ClNO₃ 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: 57.0%

2-Methoxypropene (116-11-0) + C18H18ClNO3 (1311412-61-9) → C21H22ClNO3 (1311412-62-0)

Guidance literature:

pyridinium p-toluenesulfonate; In dichloromethane; at 0 - 20 ℃; for 24h;

Reference yield:

2-monochlorophenol (95-57-8) → C21H22ClNO3 (1311412-62-0)

Guidance literature:

Multi-step reaction with 11 steps

1.1: sodium hydroxide / water / 4.5 h / Reflux

1.2: 20 °C

2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 20 °C / Cooling with ice

3.1: aluminum (III) chloride / dichloromethane / 20 °C

4.1: bromine / dichloromethane / 0.5 h / Reflux

5.1: sodium tetrahydroborate; methanol / 0.5 h / 0 - 20 °C

6.1: sulfuric acid / 45 - 50 °C

7.1: water / acetonitrile / 48 h / Reflux

8.1: Chiralpak Daicel^.(R). AD / acetonitrile / Resolution of racemate

9.1: hydrogen / palladium on carbon / 760.05 Torr

10.1: triethylamine; HATU / N,N-dimethyl-formamide / 2 h / -10 - 0 °C

11.1: pyridinium p-toluenesulfonate / dichloromethane / 24 h / 0 - 20 °C

With methanol; aluminum (III) chloride; sodium tetrahydroborate; oxalyl dichloride; sulfuric acid; water; hydrogen; bromine; triethylamine; HATU; sodium hydroxide; palladium on carbon; pyridinium p-toluenesulfonate; N,N-dimethyl-formamide; In dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;

Reference yield:

8-chloro-2,3-dihydro-4H-1-benzopyran-4-one (49701-11-3) → C21H22ClNO3 (1311412-62-0)

Guidance literature:

Multi-step reaction with 8 steps

1: bromine / dichloromethane / 0.5 h / Reflux

2: sodium tetrahydroborate; methanol / 0.5 h / 0 - 20 °C

3: sulfuric acid / 45 - 50 °C

4: water / acetonitrile / 48 h / Reflux

5: Chiralpak Daicel^.(R). AD / acetonitrile / Resolution of racemate

6: hydrogen / palladium on carbon / 760.05 Torr

7: triethylamine; HATU / N,N-dimethyl-formamide / 2 h / -10 - 0 °C

8: pyridinium p-toluenesulfonate / dichloromethane / 24 h / 0 - 20 °C

With methanol; sodium tetrahydroborate; sulfuric acid; water; hydrogen; bromine; triethylamine; HATU; palladium on carbon; pyridinium p-toluenesulfonate; In dichloromethane; N,N-dimethyl-formamide; acetonitrile;

upstream raw materials:

2-monochlorophenol

2-Methoxypropene

C₁₈H₁₈ClNO₃

8-chloro-2,3-dihydro-4H-1-benzopyran-4-one

Downstream raw materials:

C₃₆H₄₁BrCl₂N₂O₆

C₃₆H₄₂BrClN₂O₆

Refernces