C₂₀H₂₁N₃O₂S

Base Information

Chemical Name:C₂₀H₂₁N₃O₂S
CAS No.:1426683-30-8
Molecular Formula:C₂₀H₂₁N₃O₂S
Molecular Weight:367.472
Hs Code.:

C<sub>20</sub>H<sub>21</sub>N<sub>3</sub>O<sub>2</sub>S

Synonyms:C₂₀H₂₁N₃O₂S

Suppliers and Price of C₂₀H₂₁N₃O₂S

Supply Marketing:

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

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Total 1 raw suppliers

Chemical Property of C₂₀H₂₁N₃O₂S

Chemical Property:

Purity/Quality:: ≥95% ^*data from raw suppliers

Safty Information:

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Technology Process of C₂₀H₂₁N₃O₂S

There total 4 articles about C₂₀H₂₁N₃O₂S 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: 72.0%

: 1427565-01-2
8-bromo-1-ethyl-5-methyl-1,5-dihydropyrazolo[4,3-c][2,1]benzothiazine 4,4-dioxide

: 63139-21-9
4-ethylphenylboronic acid

: 1426683-30-8
C₂₀H₂₁N₃O₂S

Guidance literature:: With palladium diacetate; sodium carbonate; triphenylphosphine; In 1,2-dimethoxyethane; water; at 150 ℃; for 0.333333h; Inert atmosphere; Microwave irradiation; Sealed tube;
DOI:10.1016/j.ejmech.2012.06.035

Reference yield:

: 52727-57-8
5-bromo-2-aminobenzoic acid methyl ester

: 1426683-30-8
C₂₀H₂₁N₃O₂S

Guidance literature:: Multi-step reaction with 5 steps

1.1: triethylamine / tetrahydrofuran / 2.17 h / 20 °C / Cooling with ice

1.2: 16 h / 20 °C

2.1: potassium carbonate / N,N-dimethyl-formamide / 20 °C

2.2: 2 h / 20 °C

3.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 4 h / 20 °C / Cooling with ice

4.1: tetrahydrofuran / 3 h / 0 - 20 °C

4.2: 0.5 h / Reflux

5.1: palladium diacetate; triphenylphosphine; sodium carbonate / water; 1,2-dimethoxyethane / 0.33 h / 150 °C / Inert atmosphere; Microwave irradiation; Sealed tube

With palladium diacetate; sodium hydride; sodium carbonate; potassium carbonate; triethylamine; triphenylphosphine; In tetrahydrofuran; 1,2-dimethoxyethane; water; N,N-dimethyl-formamide; mineral oil;
DOI:10.1016/j.ejmech.2012.06.035

Reference yield:

: 452350-33-3
methyl 5-bromo-2-[(methylsulfonyl)amino]benzoate

: 1426683-30-8
C₂₀H₂₁N₃O₂S

Guidance literature:: Multi-step reaction with 4 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / 20 °C

1.2: 2 h / 20 °C

2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 4 h / 20 °C / Cooling with ice

3.1: tetrahydrofuran / 3 h / 0 - 20 °C

3.2: 0.5 h / Reflux

4.1: palladium diacetate; triphenylphosphine; sodium carbonate / water; 1,2-dimethoxyethane / 0.33 h / 150 °C / Inert atmosphere; Microwave irradiation; Sealed tube

With palladium diacetate; sodium hydride; sodium carbonate; potassium carbonate; triphenylphosphine; In tetrahydrofuran; 1,2-dimethoxyethane; water; N,N-dimethyl-formamide; mineral oil;
DOI:10.1016/j.ejmech.2012.06.035