2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

Base Information

Chemical Name:2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid
CAS No.:1402145-29-2
Molecular Formula:C₂₆H₂₇F₃N₂O₄
Molecular Weight:488.507
Hs Code.:

Synonyms:2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

Suppliers and Price of 2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of 2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of 2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

There total 4 articles about 2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic 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: 91.0%

: 1402145-34-9
ethyl 2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetate

: 1402145-29-2
2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

Guidance literature:: With potassium hydroxide; In ethanol; water; for 7h; Reflux;

Reference yield:

: 119-84-6,1341-36-2
C₆H₄(CH₂CH₂C(O)O)

: 1402145-29-2
2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

Guidance literature:: Multi-step reaction with 9 steps

1.1: zinc; acetic acid / 15 h / 100 °C

2.1: Ethyl oxalyl chloride / dichloromethane / -10 °C

2.2: 2 h / 20 °C

3.1: sodium hydride / tetrahydrofuran; mineral oil / 30 h / -5 - 0 °C / Inert atmosphere

3.2: 3 h / 20 °C

4.1: acetonitrile / 16 h / Reflux

5.1: N-Bromosuccinimide / acetonitrile / 0.75 h / Reflux

6.1: isopropylmagnesium chloride / tetrahydrofuran / -20 °C / Inert atmosphere

6.2: 1 h / -20 °C

7.1: sodium tetrahydroborate / methanol / 2 h / Inert atmosphere

8.1: perchloric acid / 1 h / 0 - 20 °C

9.1: potassium hydroxide / ethanol; water / 7 h / Reflux

With sodium tetrahydroborate; N-Bromosuccinimide; perchloric acid; isopropylmagnesium chloride; sodium hydride; acetic acid; Ethyl oxalyl chloride; potassium hydroxide; zinc; In tetrahydrofuran; methanol; ethanol; dichloromethane; water; acetonitrile; mineral oil;

Reference yield:

: 493-08-3
chromane

: 1402145-29-2
2-[1-benzyl-5-(3,4-dihydro-2H-1-benzopyran-6-yl)-3-(trifluoromethyl)-1H-pyrazol-4-yl]-2-(tert-butoxy)acetic acid

Guidance literature:: Multi-step reaction with 8 steps

1.1: Ethyl oxalyl chloride / dichloromethane / -10 °C

1.2: 2 h / 20 °C

2.1: sodium hydride / tetrahydrofuran; mineral oil / 30 h / -5 - 0 °C / Inert atmosphere

2.2: 3 h / 20 °C

3.1: acetonitrile / 16 h / Reflux

4.1: N-Bromosuccinimide / acetonitrile / 0.75 h / Reflux

5.1: isopropylmagnesium chloride / tetrahydrofuran / -20 °C / Inert atmosphere

5.2: 1 h / -20 °C

6.1: sodium tetrahydroborate / methanol / 2 h / Inert atmosphere

7.1: perchloric acid / 1 h / 0 - 20 °C

8.1: potassium hydroxide / ethanol; water / 7 h / Reflux

With sodium tetrahydroborate; N-Bromosuccinimide; perchloric acid; isopropylmagnesium chloride; sodium hydride; Ethyl oxalyl chloride; potassium hydroxide; In tetrahydrofuran; methanol; ethanol; dichloromethane; water; acetonitrile; mineral oil;