2(3H)-Furanone, 4-[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxybenzoyl]-3-[[4-[[(1,1 -dimethylethyl)dimethylsilyl]oxy]-3-methoxyphenyl]methyl]dihydro-, (3R,4R)-

Base Information

Chemical Name:2(3H)-Furanone, 4-[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxybenzoyl]-3-[[4-[[(1,1 -dimethylethyl)dimethylsilyl]oxy]-3-methoxyphenyl]methyl]dihydro-, (3R,4R)-
CAS No.:689277-86-9
Molecular Formula:C32H48O7Si2
Molecular Weight:600.9
Hs Code.:

2(3H)-Furanone,
4-[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxybenzoyl]-3-[[4-[[(1,1
-dimethylethyl)dimethylsilyl]oxy]-3-methoxyphenyl]methyl]dihydro-,
(3R,4R)-

Synonyms:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 2(3H)-Furanone, 4-[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxybenzoyl]-3-[[4-[[(1,1 -dimethylethyl)dimethylsilyl]oxy]-3-methoxyphenyl]methyl]dihydro-, (3R,4R)-

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Technology Process of 2(3H)-Furanone, 4-[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxybenzoyl]-3-[[4-[[(1,1 -dimethylethyl)dimethylsilyl]oxy]-3-methoxyphenyl]methyl]dihydro-, (3R,4R)-

There total 13 articles about 2(3H)-Furanone, 4-[4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxybenzoyl]-3-[[4-[[(1,1 -dimethylethyl)dimethylsilyl]oxy]-3-methoxyphenyl]methyl]dihydro-, (3R,4R)- 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: 77.0%

: 689277-84-7
(7'S,8R,8'R)-4,4'-bis(tert-butyldimethylsilanyloxy)-7'-hydroxy-3,3'-dimethoxylignano-9,9'-lactone

: 689277-86-9
(8R,8'R)-4,4'-bis(tert-butyldimethylsilanyloxy)-3,3'-dimethoxy-7'-oxolignano-9,9'-lactone

Guidance literature:: With pyridinium chlorochromate; In dichloromethane; at 25 ℃; for 1h;
DOI:10.1021/ol049878b

Reference yield: 55.0%

: 877438-34-1
(8R,8'R)-4,4'-bis(tert-butyldimethylsilanyloxy)-3,3'-dimethoxy-7'-(propane-1,3-diyldithio)lignano-9,9'-lactone

: 689277-86-9
(8R,8'R)-4,4'-bis(tert-butyldimethylsilanyloxy)-3,3'-dimethoxy-7'-oxolignano-9,9'-lactone

Guidance literature:: With water; bis-[(trifluoroacetoxy)iodo]benzene; In acetonitrile; at 20 ℃; for 0.5h;
DOI:10.1039/b513303c

Reference yield:

: 69404-94-0
O-tert-butyldimethylsilylvanillin

: 689277-86-9
(8R,8'R)-4,4'-bis(tert-butyldimethylsilanyloxy)-3,3'-dimethoxy-7'-oxolignano-9,9'-lactone

Guidance literature:: Multi-step reaction with 5 steps

1.1: 92 percent / MgBr₂ / diethyl ether / 20 °C

2.1: n-BuLi / tetrahydrofuran; hexane / 1 h / -78 °C

2.2: 88 percent / 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone / tetrahydrofuran; hexane / 2 h / -78 °C

3.1: 71 percent / NaBH₄; KOH / ethanol / 3 h / 0 - 20 °C

4.1: LDA / tetrahydrofuran / 2 h / -78 °C

4.2: 68 percent / N,N-dimethyl-2-imidazolidinone / tetrahydrofuran / -78 - 20 °C

5.1: 55 percent / (CF₃CO₂)2IPh; H₂O / acetonitrile / 0.5 h / 20 °C

With potassium hydroxide; sodium tetrahydroborate; n-butyllithium; water; bis-[(trifluoroacetoxy)iodo]benzene; magnesium bromide; lithium diisopropyl amide; In tetrahydrofuran; diethyl ether; ethanol; hexane; acetonitrile; 2.2: Michael addition;
DOI:10.1039/b513303c