3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

Base Information

Chemical Name:3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde
CAS No.:169564-42-5
Molecular Formula:C₃₅H₅₅ClO₇Si₂
Molecular Weight:679.442
Hs Code.:

3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

Synonyms:3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

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Chemical Property of 3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

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Technology Process of 3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

There total 8 articles about 3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>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: 58.0%

: 109625-60-7
3-chloro-2-methyl-5-<(E,E)-3-methyl-7-(tetrahydro-5,5-dimethyl-4-oxofuran-2-yl)octa-2,6-dienyl>-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

: 169564-42-5
3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

Guidance literature:: With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In benzene; at 80 ℃; for 0.833333h;
DOI:10.1246/bcsj.68.2727

Reference yield:

: 105878-81-7
5-<(E,E)-7-bromo-1,5-dimethylhepta-1,5-dienyl>-2,2-dimethyl-3-pivaloyloxy-2,5-dihydrofuran

: 169564-42-5
3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) butyllithium, 2.) 3-methoxy-3-methylbut-1-ynylcopper

2: 1.) LiAlH₄, 2.) PCC, AcONa / 1.) Et₂O, 10 min, 2.) dichloromethane, RT, 1 h

3: 58 percent / DDQ / benzene / 0.83 h / 80 °C

With lithium aluminium tetrahydride; n-butyllithium; sodium acetate; (3-methyl-3-methoxy-1-butynyl)copper; pyridinium chlorochromate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In benzene;
DOI:10.1246/bcsj.68.2727

Reference yield:

: 109625-61-8
5-<(E,E)-7-hydroxy-1,5-dimethylhepta-1,5-dienyl>-2,2-dimethyl-3-pivaloyloxy-2,5-dihydrofuran

: 169564-42-5
3-chloro-5-<(E,E)-7-(4,5-dihydro-5,5-dimethyl-4-oxofuran-2-yl)-3-methylocta-2,6-dienyl>-2-methyl-4,6-bis<2-(trimethylsilyl)ethoxymethoxy>benzaldehyde

Guidance literature:: Multi-step reaction with 4 steps

1: 92 percent / trioctylphosphine, carbon tetrabromide / diethyl ether / 0.22 h / 0 °C

2: 1.) butyllithium, 2.) 3-methoxy-3-methylbut-1-ynylcopper

3: 1.) LiAlH₄, 2.) PCC, AcONa / 1.) Et₂O, 10 min, 2.) dichloromethane, RT, 1 h

4: 58 percent / DDQ / benzene / 0.83 h / 80 °C

With lithium aluminium tetrahydride; n-butyllithium; carbon tetrabromide; TOP; sodium acetate; (3-methyl-3-methoxy-1-butynyl)copper; pyridinium chlorochromate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; In diethyl ether; benzene;
DOI:10.1246/bcsj.68.2727