2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile

Base Information

Chemical Name:2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile
CAS No.:1267605-16-2
Molecular Formula:C₃₅H₃₈N₄O₂S
Molecular Weight:578.778
Hs Code.:

Synonyms:2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile

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Chemical Property of 2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile

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Technology Process of 2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile

There total 5 articles about 2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile 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: 46.0%

: 1267605-15-1
3-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]propenal

: 171082-32-9
2-dicyanomethylidene-3-cyano-4,5,5-trimethyl-2,5-dihydrofuran

: 1267605-16-2
2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile

Guidance literature:: With ammonium acetate; In tetrahydrofuran; ethanol; at 20 ℃; for 20h;

Reference yield:

: N,N-dibutyl-4-amino-2-hydroxy-benzaldehyde

: 1267605-16-2
2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile

Guidance literature:: Multi-step reaction with 6 steps

1.1: potassium carbonate / 1-methyl-pyrrolidin-2-one / 2 h / 50 °C

2.1: phenyllithium / dibutyl ether; tetrahydrofuran / 1.5 h / Cooling with ice; Inert atmosphere

3.1: n-butyllithium / hexane; tetrahydrofuran / 1 h / -73 - -70 °C / Inert atmosphere

3.2: 1 h / Inert atmosphere

4.1: sodium hydride / tetrahydrofuran / 0.5 h / Cooling with ice

4.2: 1 h

5.1: diisobutylaluminium hydride / toluene / 1.25 h / -76 - -75 °C / Inert atmosphere

5.2: 0.5 h

6.1: ammonium acetate / ethanol; tetrahydrofuran / 20 h / 20 °C

With n-butyllithium; ammonium acetate; sodium hydride; diisobutylaluminium hydride; potassium carbonate; phenyllithium; In tetrahydrofuran; 1-methyl-pyrrolidin-2-one; ethanol; hexane; dibutyl ether; toluene;

Reference yield:

: 103893-16-9
4-N,N-di-n-butylamino-2-methoxybenzaldehyde

: 1267605-16-2
2-[4-[4-[5-[2-(4-dibutylamino-2-methoxyphenyl)vinyl]thiophene-2-yl]-1,3-butadienyl]-3-cyano-5,5-dimethyl-2(5H)-furanylidene]propanedinitrile

Guidance literature:: Multi-step reaction with 5 steps

1.1: phenyllithium / dibutyl ether; tetrahydrofuran / 1.5 h / Cooling with ice; Inert atmosphere

2.1: n-butyllithium / hexane; tetrahydrofuran / 1 h / -73 - -70 °C / Inert atmosphere

2.2: 1 h / Inert atmosphere

3.1: sodium hydride / tetrahydrofuran / 0.5 h / Cooling with ice

3.2: 1 h

4.1: diisobutylaluminium hydride / toluene / 1.25 h / -76 - -75 °C / Inert atmosphere

4.2: 0.5 h

5.1: ammonium acetate / ethanol; tetrahydrofuran / 20 h / 20 °C

With n-butyllithium; ammonium acetate; sodium hydride; diisobutylaluminium hydride; phenyllithium; In tetrahydrofuran; ethanol; hexane; dibutyl ether; toluene;