C₂₁H₂₀N₂O₄S₂

Base Information

Chemical Name:C₂₁H₂₀N₂O₄S₂
CAS No.:1435103-83-5
Molecular Formula:C₂₁H₂₀N₂O₄S₂
Molecular Weight:428.533
Hs Code.:

C<sub>21</sub>H<sub>20</sub>N<sub>2</sub>O<sub>4</sub>S<sub>2</sub>

Synonyms:

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Chemical Property of C₂₁H₂₀N₂O₄S₂

Chemical Property:

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Technology Process of C₂₁H₂₀N₂O₄S₂

There total 4 articles about C₂₁H₂₀N₂O₄S₂ 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:

: 91076-95-8
methyl 3-amino-5-(4’-bromophenyl)thiophene-2-carboxylate

: 1435103-83-5
C₂₁H₂₀N₂O₄S₂

Guidance literature:: Multi-step reaction with 7 steps

1.1: sodium nitrate; sulfur dioxide; hydrogenchloride / water

1.2: 0 °C

2.1: ammonia / 1,4-dioxane / 20 °C

3.1: lithium aluminium tetrahydride / tetrahydrofuran / 0 °C

4.1: triphenylphosphine; carbon tetrabromide / tetrahydrofuran; dichloromethane / 20 °C

5.1: sodium hydride / N,N-dimethyl-formamide / 55 °C

6.1: sodium hydride / N,N-dimethyl-formamide / 60 °C

7.1: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tris-(o-tolyl)phosphine; potassium phosphate / 140 °C / Microwave irradiation

With hydrogenchloride; sodium nitrate; potassium phosphate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; lithium aluminium tetrahydride; carbon tetrabromide; sulfur dioxide; ammonia; sodium hydride; triphenylphosphine; tris-(o-tolyl)phosphine; In tetrahydrofuran; 1,4-dioxane; dichloromethane; water; N,N-dimethyl-formamide; 7.1: |Suzuki-Miyaura Coupling;
DOI:10.1016/j.bmcl.2013.01.120

Reference yield:

: 1375472-72-2
C₁₂H₈BrClO₄S₂

: 1435103-83-5
C₂₁H₂₀N₂O₄S₂

Guidance literature:: Multi-step reaction with 6 steps

1: ammonia / 1,4-dioxane / 20 °C

2: lithium aluminium tetrahydride / tetrahydrofuran / 0 °C

3: triphenylphosphine; carbon tetrabromide / tetrahydrofuran; dichloromethane / 20 °C

4: sodium hydride / N,N-dimethyl-formamide / 55 °C

5: sodium hydride / N,N-dimethyl-formamide / 60 °C

6: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tris-(o-tolyl)phosphine; potassium phosphate / 140 °C / Microwave irradiation

With potassium phosphate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; lithium aluminium tetrahydride; carbon tetrabromide; ammonia; sodium hydride; triphenylphosphine; tris-(o-tolyl)phosphine; In tetrahydrofuran; 1,4-dioxane; dichloromethane; N,N-dimethyl-formamide; 6: |Suzuki-Miyaura Coupling;
DOI:10.1016/j.bmcl.2013.01.120

Reference yield:

: 1428510-55-7
C₁₁H₁₀BrNO₃S₂

: 1435103-83-5
C₂₁H₂₀N₂O₄S₂

Guidance literature:: Multi-step reaction with 4 steps

1: triphenylphosphine; carbon tetrabromide / tetrahydrofuran; dichloromethane / 20 °C

2: sodium hydride / N,N-dimethyl-formamide / 55 °C

3: sodium hydride / N,N-dimethyl-formamide / 60 °C

4: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tris-(o-tolyl)phosphine; potassium phosphate / 140 °C / Microwave irradiation

With potassium phosphate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; carbon tetrabromide; sodium hydride; triphenylphosphine; tris-(o-tolyl)phosphine; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide; 4: |Suzuki-Miyaura Coupling;
DOI:10.1016/j.bmcl.2013.01.120