tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate

Base Information

• Chemical Name: tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate
• CAS No.: 83200-02-6
• Molecular Formula: C₄₁H₅₁O₅P
• Molecular Weight: 654.827

Synonyms:tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate

Chemical Property of tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate

Chemical Property:

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Technology Process of tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate

There total 8 articles about tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate 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:

3,4-dihydro-2H-pyran (110-87-2) → tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate (83200-02-6)

Guidance literature:

Multi-step reaction with 3 steps

1: 74 percent / aq.HCl / CH₂Cl₂ / 1.5 h / 25 °C

2: 72 percent / NaBr / various solvent(s) / 3 h / 25 °C

With hydrogenchloride; sodium bromide; In dichloromethane;

DOI:10.1021/jo00146a025

Reference yield:

tert-Butyl chloroacetate (107-59-5) → tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate (83200-02-6)

Guidance literature:

Multi-step reaction with 4 steps

1: 98 percent / benzene / 48 h / Heating

2: benzene / 1.) 5-10 deg C, 5 min, 2.) 25 deg C, 30 min

3: NaOMe / methanol / 1 h / 25 °C

With sodium methylate; In methanol; benzene;

DOI:10.1021/jo00146a025

Reference yield:

(Z)-5-chloro-3-methyl-pent-3-en-1-ol (39149-98-9) → tert-butyl 4-(3-buten-1-yl)-7-methyl-3-oxo-9-<(tetrahydro-2H-pyran-2-yl)oxy>-2-(triphenylphosphoranylidene)-(Z)-6-nonenoate (83200-02-6)

Guidance literature:

Multi-step reaction with 3 steps

1: 74 percent / aq.HCl / CH₂Cl₂ / 1.5 h / 25 °C

2: 72 percent / NaBr / various solvent(s) / 3 h / 25 °C

With hydrogenchloride; sodium bromide; In dichloromethane;

DOI:10.1021/jo00146a025

upstream raw materials:

allyllithium

(Z)-5-bromo-3-methyl-3-penten-1-ol tetrahydropyranyl ether

tert-butyl 3-oxo-2-(triphenylphosphoranylidene)-4-pentenoate

3,4-dihydro-2H-pyran

Downstream raw materials:

8-acetoxy-3-(3-buten-1-yl)-6-methyl-1-(triphenylphosphoranylidene)-(Z)-5-octen-2-one

(Z)-3-But-3-enyl-8-hydroxy-6-methyl-1-(triphenyl-λ⁵-phosphanylidene)-oct-5-en-2-one

(+/-)-(Z)-3-methyl-6-isopropenyl-3,9-decadien-1-ol acetate

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