1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

Base Information

Chemical Name:1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde
CAS No.:1570352-87-2
Molecular Formula:C₅₇H₈₇IO₂
Molecular Weight:931.221
Hs Code.:

Synonyms:1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

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Chemical Property of 1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

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Technology Process of 1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

There total 10 articles about 1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde 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: 86.0%

: 1570352-85-0
1-(2,2-dibromoethenyl)-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

: 1570352-87-2
1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

Guidance literature:: With lithium diisopropyl amide; In tetrahydrofuran; hexane; at -78 ℃; Inert atmosphere;
DOI:10.1039/c3cc47949h

Reference yield:

: 93344-67-3
1-bromo-1-dodecyne

: 1570352-87-2
1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

Guidance literature:: Multi-step reaction with 5 steps

1.1: copper(l) chloride; ethylamine; hydroxylamine hydrochloride / methanol; water / 0 °C / Inert atmosphere

1.2: 0 - 20 °C / Inert atmosphere

2.1: triphenylphosphine; N-Bromosuccinimide / tetrahydrofuran / 4 h / -20 - 20 °C / Inert atmosphere

3.1: potassium carbonate / N,N-dimethyl-formamide / 20 h / 60 °C / Inert atmosphere

4.1: triphenylphosphine / dichloromethane / 0 - 20 °C / Inert atmosphere

4.2: 0 - 20 °C / Inert atmosphere

5.1: lithium diisopropyl amide / tetrahydrofuran; hexane / -78 °C / Inert atmosphere

With N-Bromosuccinimide; hydroxylamine hydrochloride; potassium carbonate; ethylamine; triphenylphosphine; copper(l) chloride; lithium diisopropyl amide; In tetrahydrofuran; methanol; hexane; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1039/c3cc47949h

Reference yield:

: 1570352-81-6
5-hydroxy-2-iodo-4-(tetracosa-11,13-diynyloxy)benzaldehyde

: 1570352-87-2
1-ethynyl-2-iodo-5-(pentacosa-12,14-diynyloxy)-4-(tetracosa-11,13-diynyloxy)benzaldehyde

Guidance literature:: Multi-step reaction with 3 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / 20 h / 60 °C / Inert atmosphere

2.1: triphenylphosphine / dichloromethane / 0 - 20 °C / Inert atmosphere

2.2: 0 - 20 °C / Inert atmosphere

3.1: lithium diisopropyl amide / tetrahydrofuran; hexane / -78 °C / Inert atmosphere

With potassium carbonate; triphenylphosphine; lithium diisopropyl amide; In tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1039/c3cc47949h