ChemicalBook > CAS DataBase List > 4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)-

4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)-

Product Name
4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)-
CAS No.
805245-41-4
Chemical Name
4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)-
Synonyms
X-3117 int;RX-3117 int;(3R,4R,6aR)-tert-butyl-(5-fluoro-2,2-dimethyl-6-trityloxymet;4H-Cyclopenta-1,3-dioxole,4-[[(1,1-diMethylethyl)diphenylsil...;(3R,4R,6aR)-tert-butyl-(5-fluoro-2,2-dimethyl-6-trityloxymethyl-4,6a-dihydro-3aH-cyclopenta[1,3]dioxol-4-yloxy)-diphenyl-silane;tert-butyl(((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-3a,6a-dihydro-4H-cyclopenta[d][1,3]dioxol-4-yl)oxy)diphenylsilane;((3aR,4R,6aR)-5-fluoro-4,6a-dihydro-2,2-dimethyl-6-((trityloxy)methyl)-3aH-cyclopenta[d][1,3]dioxol-4-yloxy)(tert-butyl)diphenylsilane;tert-Butyl(((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)oxy)diphenylsilane;(3aR,4R,6aR)-4-[[(1,1-Dimethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-dimethyl-6-[(triphenylmethoxy)methyl]-4H-cyclopenta-1,3-dioxole;4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)-
CBNumber
CB42627067
Molecular Formula
C44H45FO4Si
Formula Weight
684.91
MOL File
805245-41-4.mol
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4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)- Property

Boiling point:
681.5±55.0 °C(Predicted)
Density 
1.18±0.1 g/cm3(Predicted)
storage temp. 
2-8°C
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

AK Scientific
Product number
3795EA
Product name
CID86268842
Packaging
100mg
Price
$212
Updated
2021/12/16
Ambeed
Product number
A209064
Product name
tert-Butyl(((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)oxy)diphenylsilane
Purity
95+%
Packaging
1g
Price
$267
Updated
2021/12/16
Crysdot
Product number
CD42000216
Product name
tert-Butyl(((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)oxy)diphenylsilane
Purity
95+%
Packaging
250mg
Price
$269
Updated
2021/12/16
Alichem
Product number
805245414
Product name
tert-Butyl(((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)oxy)diphenylsilane
Packaging
250mg
Price
$291.04
Updated
2021/12/16
Chemenu
Product number
CM137845
Product name
tert-butyl(((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-3a,6a-dihydro-4H-cyclopenta[d][1,3]dioxol-4-yl)oxy)diphenylsilane
Purity
95%
Packaging
1g
Price
$636
Updated
2021/12/16
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4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)- Chemical Properties,Usage,Production

Synthesis

805245-40-3

805245-41-4

The general procedure for the synthesis of (((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((tolylsulfonyloxy)methyl)-4,6a-dihydro-3aH-cyclopentadieno[d][1,3]dioxol-4-yl)oxy)diphenylsilanes from the compound (CAS: 805245-40-3) was carried out as follows: under the protection of nitrogen ( 3R,4R,6aR)-tert-butyl-(5-fluoro-2,2-dimethyl-6-tritylmethoxymethyl-4,6a-dihydro-3aH-cyclopenta[1,3]dioxolen-4- yloxy)diphenylsilane (10, 11.66 g, 14.71 mmol) and N-fluorobenzenesulfonimide (5.566 g, 17.65 mmol) were dissolved in anhydrous tetrahydrofuran (100 mL) and cooled to -78 °C. n-Butyllithium (27.6 mL, 44.13 mmol, 1.6 M hexane solution) was slowly added and the reaction mixture was stirred for 1 hour at a maintained temperature of -78 °C. Upon completion of the reaction, the reaction was quenched with saturated ammonium chloride solution and subsequently extracted with ethyl acetate. The organic layers were combined, dried with anhydrous magnesium sulfate and concentrated under reduced pressure. The crude product was purified by fast silica gel column chromatography (eluent: hexane/ethyl acetate = 6:1) to afford the target compound 11 (7.35 g, 73% yield) as a white solid.1H NMR (400 MHz, CDCl3) δ 7.81-7.17 (m, 25H), 4.94 (t, J=7.2 Hz, 1H), 4.35 (m, 1H), 4.25 (m, 1H), 4.25 (m, 1H). 4.25 (m, 1H), 3.89 (t, J=12.0 Hz, 1H), 3.77 (t, J=12.0 Hz, 1H), 1.42 (s, 3H), 1.38 (s, 3H), 1.08 (s, 9H).

References

[1] Patent: US2005/222185, 2005, A1. Location in patent: Page/Page column 7
[2] Bioorganic and Medicinal Chemistry Letters, 2004, vol. 14, # 22, p. 5641 - 5644
[3] Nucleosides, Nucleotides and Nucleic Acids, 2005, vol. 24, # 5-7, p. 707 - 708
[4] Patent: WO2014/145807, 2014, A1. Location in patent: Page/Page column 9; 26; 27
[5] Patent: WO2014/145807, 2014, A1

4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)- Preparation Products And Raw materials

Raw materials

Preparation Products

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4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)- Suppliers

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805245-41-4, 4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)-Related Search:


  • 4H-Cyclopenta-1,3-dioxole, 4-[[(1,1-diMethylethyl)diphenylsilyl]oxy]-5-fluoro-3a,6a-dihydro-2,2-diMethyl-6-[(triphenylMethoxy)Methyl]-, (3aR,4R,6aR)-
  • tert-Butyl(((3aR,4R,6aR)-5-fluoro-2,2-dimethyl-6-((trityloxy)methyl)-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)oxy)diphenylsilane
  • RX-3117 int
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  • (3R,4R,6aR)-tert-butyl-(5-fluoro-2,2-dimethyl-6-trityloxymethyl-4,6a-dihydro-3aH-cyclopenta[1,3]dioxol-4-yloxy)-diphenyl-silane
  • X-3117 int
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  • 805245-41-4
  • C44H45FO4Si