C₂₁H₂₁N₃O₂S

Base Information

Chemical Name:C₂₁H₂₁N₃O₂S
CAS No.:1473358-31-4
Molecular Formula:C₂₁H₂₁N₃O₂S
Molecular Weight:379.483
Hs Code.:

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

Synonyms:C₂₁H₂₁N₃O₂S

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Chemical Property of C₂₁H₂₁N₃O₂S

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Technology Process of C₂₁H₂₁N₃O₂S

There total 6 articles about C₂₁H₂₁N₃O₂S 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:

: 1473358-26-7
C₂₆H₂₉N₃O₄S

: 1473358-31-4
C₂₁H₂₁N₃O₂S

Guidance literature:: With trifluoroacetic acid; In dichloromethane; at 0 - 20 ℃; for 3h;
DOI:10.5012/bkcs.2013.34.8.2249

Reference yield:

: 327046-79-7
tert-butyl (4-bromo-2-nitrophenyl)carbamate

: 1473358-31-4
C₂₁H₂₁N₃O₂S

Guidance literature:: Multi-step reaction with 6 steps

1: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate / 1,4-dioxane / 80 °C

2: palladium 10% on activated carbon; hydrogen / ethyl acetate / 20 °C / 2585.81 Torr

3: triethylamine / dichloromethane / 3 h / 0 - 20 °C / Inert atmosphere

4: palladium; potassium fluoride / methanol / 5 h / Reflux

5: 32 h / 20 °C / Inert atmosphere

6: trifluoroacetic acid / dichloromethane / 3 h / 0 - 20 °C

With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium fluoride; palladium 10% on activated carbon; hydrogen; potassium acetate; palladium; triethylamine; trifluoroacetic acid; In 1,4-dioxane; methanol; dichloromethane; ethyl acetate; 4: |Suzuki Coupling;
DOI:10.5012/bkcs.2013.34.8.2249

Reference yield:

: 1257247-10-1
[2-Amino-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-carbamic acid tert-butyl ester

: 1473358-31-4
C₂₁H₂₁N₃O₂S

Guidance literature:: Multi-step reaction with 4 steps

1: triethylamine / dichloromethane / 3 h / 0 - 20 °C / Inert atmosphere

2: palladium; potassium fluoride / methanol / 5 h / Reflux

3: 32 h / 20 °C / Inert atmosphere

4: trifluoroacetic acid / dichloromethane / 3 h / 0 - 20 °C

With potassium fluoride; palladium; triethylamine; trifluoroacetic acid; In methanol; dichloromethane; 2: |Suzuki Coupling;
DOI:10.5012/bkcs.2013.34.8.2249