5-tert-butyl-4-({6-hydroxy-2-[2-(4-hydroxyphenyl)ethyl]-2-(1-methylethyl)-4-oxo-3,4-dihydro-2H-pyran-5-yl}sulfanyl)-2-methylphenyl benzenesulfonate

Base Information

Chemical Name:5-tert-butyl-4-({6-hydroxy-2-[2-(4-hydroxyphenyl)ethyl]-2-(1-methylethyl)-4-oxo-3,4-dihydro-2H-pyran-5-yl}sulfanyl)-2-methylphenyl benzenesulfonate
CAS No.:263842-82-6
Molecular Formula:C₃₃H₃₈O₇S₂
Molecular Weight:610.793
Hs Code.:

5-tert-butyl-4-({6-hydroxy-2-[2-(4-hydroxyphenyl)ethyl]-2-(1-methylethyl)-4-oxo-3,4-dihydro-2H-pyran-5-yl}sulfanyl)-2-methylphenyl benzenesulfonate

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 5-tert-butyl-4-({6-hydroxy-2-[2-(4-hydroxyphenyl)ethyl]-2-(1-methylethyl)-4-oxo-3,4-dihydro-2H-pyran-5-yl}sulfanyl)-2-methylphenyl benzenesulfonate

Chemical Property:

Vapor Pressure:4.02E-21mmHg at 25°C
Boiling Point:709.4°C at 760 mmHg
Flash Point:382.8°C
Density:1.31g/cm³

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of 5-tert-butyl-4-({6-hydroxy-2-[2-(4-hydroxyphenyl)ethyl]-2-(1-methylethyl)-4-oxo-3,4-dihydro-2H-pyran-5-yl}sulfanyl)-2-methylphenyl benzenesulfonate

There total 8 articles about 5-tert-butyl-4-({6-hydroxy-2-[2-(4-hydroxyphenyl)ethyl]-2-(1-methylethyl)-4-oxo-3,4-dihydro-2H-pyran-5-yl}sulfanyl)-2-methylphenyl benzenesulfonate 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%

: 207736-87-6
4-hydroxy-6-[2-(4-hydroxy-phenyl)ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one

: 263843-21-6
benzenesulfonic acid 5-tert-butyl-2-methyl-4-(toluene-4-sulfonylsulfanyl)-phenyl ester

: 263842-82-6
benzenesulfonic acid 5-tert-butyl-4-{4-hydroxy-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2-methyl-phenyl ester

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 20 ℃;
DOI:10.1021/jm990281p

Reference yield:

: 62559-08-4
4-tert-butyl-2-nitrotoluene

: 263842-82-6
benzenesulfonic acid 5-tert-butyl-4-{4-hydroxy-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2-methyl-phenyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: H₂ / Raney Ni / methanol / 15 h / 35 °C / 2689.24 Torr

2: aq. NaNO₂; aq. 15percent H₂SO₄ / 0.5 h / 70 °C

3: Br₂; NaBr / methanol / 0.5 h / 5 - 40 °C

4: 79 percent / dithiothreitol; 0.02M KH₂PO₄ / ethanol / 4 h / Heating

5: 91 percent / pyridine / CCl₄

6: 70 percent / Et₃N / CH₂Cl₂

7: 77 percent / K₂CO₃ / dimethylformamide / 20 °C

With pyridine; potassium dihydrogenphosphate; hydrogen; bromine; potassium carbonate; triethylamine; sodium bromide; sodium nitrite; diothiothreitol; nickel; In methanol; tetrachloromethane; ethanol; dichloromethane; N,N-dimethyl-formamide; 1: Reduction / 2: Diazotization / 3: Substitution / 4: Hydrolysis / 5: Tosylation / 6: Sulfonylation / 7: Substitution;
DOI:10.1021/jm990281p

Reference yield:

: 5781-02-2
5-(tert-butyl)-2-methylphenol

: 263842-82-6
benzenesulfonic acid 5-tert-butyl-4-{4-hydroxy-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-2-oxo-5,6-dihydro-2H-pyran-3-ylsulfanyl}-2-methyl-phenyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: Br₂; NaBr / methanol / 0.5 h / 5 - 40 °C

2: 79 percent / dithiothreitol; 0.02M KH₂PO₄ / ethanol / 4 h / Heating

3: 91 percent / pyridine / CCl₄

4: 70 percent / Et₃N / CH₂Cl₂

5: 77 percent / K₂CO₃ / dimethylformamide / 20 °C

With pyridine; potassium dihydrogenphosphate; bromine; potassium carbonate; triethylamine; sodium bromide; diothiothreitol; In methanol; tetrachloromethane; ethanol; dichloromethane; N,N-dimethyl-formamide; 1: Substitution / 2: Hydrolysis / 3: Tosylation / 4: Sulfonylation / 5: Substitution;
DOI:10.1021/jm990281p