(S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide

Base Information

• Chemical Name: (S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide
• CAS No.: 1428847-39-5
• Molecular Formula: C₂₁H₂₁Cl₂F₂NO₆
• Molecular Weight: 492.304
• Mol file: 1428847-39-5.mol

Synonyms:(S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide

Chemical Property of (S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide

There total 2 articles about (S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide 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: 77.0%

(S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-(trityloxy)propanoyloxy)ethyl)pyridine 1-oxide (1428847-38-4) → (S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide (1428847-39-5)

Guidance literature:

With hydrogen bromide; In dichloromethane; at 20 ℃; for 1h;

Reference yield:

(S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-hydroxyethyl)pyridine 1-oxide → (S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide (1428847-39-5)

Guidance literature:

Multi-step reaction with 2 steps

1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C

2: hydrogen bromide / dichloromethane / 1 h / 20 °C

With dmap; hydrogen bromide; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane;

Reference yield: 83.0%

3-(cyclopropylmethoxy)-4-(N-tert-butoxycarbonyl-N-methanesulfonyl)aminobenzoic acid (1239278-75-1) + (S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-hydroxypropanoyloxy)ethyl)pyridine 1-oxide (1428847-39-5) → (S)-4-(2-(3-(4-(N-(tert-butoxycarbonyl)-methylsulfonamido)-3-(cyclopropylmethoxy)benzoyloxy)propanoyloxy)-2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)ethyl)-3,5-dichloropyridine 1-oxide (1428847-40-8)

Guidance literature:

With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; at 20 ℃; for 3h;

upstream raw materials:

(S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-(trityloxy)propanoyloxy)ethyl)pyridine 1-oxide

Downstream raw materials:

(S)-4-(2-(3-(4-(N-(tert-butoxycarbonyl)-methylsulfonamido)-3-(cyclopropylmethoxy)benzoyloxy)propanoyloxy)-2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)ethyl)-3,5-dichloropyridine 1-oxide

(S)-3,5-dichloro-4-(2-(3-(cyclopropylmethoxy)-4-(difluoromethoxy)phenyl)-2-(3-(3-(cyclopropylmethoxy)-4-(methylsulfonamido)-benzoyloxy)propanoyloxy)ethyl)pyridine 1-oxide