(2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone

Base Information

• Chemical Name: (2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone
• CAS No.: 1263265-08-2
• Molecular Formula: C₂₄H₃₃N₃O₃S
• Molecular Weight: 443.61
• Mol file: 1263265-08-2.mol

Synonyms:(2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone

Chemical Property of (2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone

There total 4 articles about (2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone 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:

2-[4-(2-bromoethyl)phenyl]ethanol (473923-55-6) + (2-ethylthiazol-4-yl)(1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone trifluoroacetate → (2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone (1263265-08-2)

Guidance literature:

With caesium carbonate; In 1-methyl-pyrrolidin-2-one; at 75 ℃; for 22h; Inert atmosphere;

Reference yield:

2-ethylthiazole-4-carboxylic acid (769124-05-2) → (2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone (1263265-08-2)

Guidance literature:

Multi-step reaction with 3 steps

1: triethylamine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / N,N-dimethyl-formamide; tetrahydrofuran / 20 °C / Inert atmosphere

2: dichloromethane / 22 h / 20 °C

3: caesium carbonate / 1-methyl-pyrrolidin-2-one / 22 h / 75 °C / Inert atmosphere

With caesium carbonate; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine; In tetrahydrofuran; 1-methyl-pyrrolidin-2-one; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

tert-butyl 4-(2-ethylthiazole-4-carbonyl)-1-oxa-4,9-diazaspiro[5.5]undecane-9-carboxylate (1263265-05-9) → (2-ethylthiazol-4-yl)(9-(4-(2-hydroxyethyl)phenethyl)-1-oxa-4,9-diazaspiro[5.5]undecan-4-yl)methanone (1263265-08-2)

Guidance literature:

Multi-step reaction with 2 steps

1: dichloromethane / 22 h / 20 °C

2: caesium carbonate / 1-methyl-pyrrolidin-2-one / 22 h / 75 °C / Inert atmosphere

With caesium carbonate; In 1-methyl-pyrrolidin-2-one; dichloromethane;

upstream raw materials:

2-[4-(2-bromoethyl)phenyl]ethanol

2-ethylthiazole-4-carboxylic acid

tert-butyl 4-(2-ethylthiazole-4-carbonyl)-1-oxa-4,9-diazaspiro[5.5]undecane-9-carboxylate

Downstream raw materials:

tert-butyl 3-(4-(2-(4-(2-ethylthiazole-4-carbonyl)-1-oxa-4,9-diazaspiro[5.5]undecan-9-yl)ethyl)phenethoxy)propanoate