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CAS No. : | 17938-06-6 | MDL No. : | MFCD00094090 |
Formula : | C16H22O3Si | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | ZJEYUFMTCHLQQI-UHFFFAOYSA-N |
M.W : | 290.43 | Pubchem ID : | 4208568 |
Synonyms : |
|
Num. heavy atoms : | 20 |
Num. arom. heavy atoms : | 10 |
Fraction Csp3 : | 0.38 |
Num. rotatable bonds : | 7 |
Num. H-bond acceptors : | 3.0 |
Num. H-bond donors : | 0.0 |
Molar Refractivity : | 84.6 |
TPSA : | 27.69 Ų |
GI absorption : | High |
BBB permeant : | Yes |
P-gp substrate : | No |
CYP1A2 inhibitor : | Yes |
CYP2C19 inhibitor : | Yes |
CYP2C9 inhibitor : | No |
CYP2D6 inhibitor : | Yes |
CYP3A4 inhibitor : | No |
Log Kp (skin permeation) : | -5.01 cm/s |
Log Po/w (iLOGP) : | 3.7 |
Log Po/w (XLOGP3) : | 4.31 |
Log Po/w (WLOGP) : | 3.1 |
Log Po/w (MLOGP) : | 2.08 |
Log Po/w (SILICOS-IT) : | 2.39 |
Consensus Log Po/w : | 3.11 |
Lipinski : | 0.0 |
Ghose : | None |
Veber : | 0.0 |
Egan : | 0.0 |
Muegge : | 0.0 |
Bioavailability Score : | 0.55 |
Log S (ESOL) : | -4.26 |
Solubility : | 0.0158 mg/ml ; 0.0000545 mol/l |
Class : | Moderately soluble |
Log S (Ali) : | -4.61 |
Solubility : | 0.00721 mg/ml ; 0.0000248 mol/l |
Class : | Moderately soluble |
Log S (SILICOS-IT) : | -5.77 |
Solubility : | 0.000495 mg/ml ; 0.00000171 mol/l |
Class : | Moderately soluble |
PAINS : | 0.0 alert |
Brenk : | 1.0 alert |
Leadlikeness : | 1.0 |
Synthetic accessibility : | 4.14 |
Signal Word: | Warning | Class: | |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | |
Hazard Statements: | H302-H315-H319-H335 | Packing Group: | |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
In not given |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With pyridine In tetrahydrofuran for 2h; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
In not given |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
In toluene |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
In not given | ||
In not given |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
60% | With Mg In not given | |
With magnesium |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
56% | addn. of (C10H7)Li to Si(OC2H5)4;; | |
56% | addn. of (C10H7)Li to Si(OC2H5)4;; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
24% | In diethyl ether on boiling;; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
70% | In toluene | |
70% | In toluene |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
20% | In not given |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With diethyl ether | ||
In not given | ||
In not given |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1: toluene 2: C6H5MgBr / toluene |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
27% | In not given |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
In not given purity: 95%;; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
8% | addn. of Si(OC2H5)4 to (C10H7)Li;; | |
8% | addn. of Si(OC2H5)4 to (C10H7)Li;; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
10% | In not given |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With C2H5OH |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With C6H5MgBr In not given (CH3CH2O)3Si(C10H7) and C6H5MgBr; hydrolysis;; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
0% | In further solvent(s) heating of (C10H7)Si(OC2H5)3 and (C10H7)MgBr in petroleum at 250°C for a longer period of time;; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
86% | Stage #1: naphthalene-1-diazonium 4-methylbenzenesulfonate With chloro(1,5-cyclooctadiene)rhodium(I) dimer; tetra-(n-butyl)ammonium iodide; triethylamine In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere; Stage #2: Triethoxysilane In N,N-dimethyl-formamide at 20 - 100℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
75% | With 2,6-dimethylpyridine; Selectfluor; silver(l) oxide In acetone at 23 - 90℃; for 2h; regioselective reaction; | 4.3.2. General procedure B (for non-volatile compounds) General procedure: To aryl silane (0.100 mmol, 1.00 equiv) in acetone (2.0 mL) at 23 °C were added silver oxide (46.4 mg, 0.200 mmol, 2.00 equiv), barium oxide (17.2 mg, 0.110 mmol, 1.10 equiv) or 2,6-lutidine (12.8 μL, 0.110 mmol, 1.10 equiv) and 1-chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) (1) (70.8 mg, 0.200 mmol, 2.00 equiv). The reaction mixture was stirred for 2 h at 90 °C in a sealed vial. The reaction mixture was cooled to 23 °C and concentrated under reduced pressure. To the residue was added CH2Cl2 and the mixture was filtered through a pad of Celite eluting with CH2Cl2. The filtrate was concentrated under reduced pressure and the residue was purified by chromatography on silica gel or preparative TLC. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1: toluene 2: toluene |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1: diethyl ether 2: C2H5OH |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
55% | Stage #1: 1-Bromonaphthalene With magnesium; ethylene dibromide In tetrahydrofuran at 25℃; Sonication; Stage #2: tetraethoxy orthosilicate In tetrahydrofuran at 25℃; for 0.75h; Sonication; | |
30 g | With sodium at 70 - 80℃; for 2h; | 3 1) naphthyl triethoxy silane synthesis: Synthesis of naphthyltriethoxysilane: To a 1 L four-necked flask equipped with a mechanical stirrer, a thermometer, a constant pressure dropping funnel and a spherical condenser was charged with 8.2 g of sodium, 100 ml of tetraethoxysilane and heated to 70 ° C; keep the temperature at 70 ° C, add 25 ml of 1-bromonaphthalene to the constant pressure dropping funnel and slowly drip into a four-necked flask to control the drip rate, raise the temperature to 70 ° C for 2 h ; Dropping tetrachlorosilane 8.3ml, stirring reflux, control the reaction temperature does not exceed 80 ° C. The resulting mixture was then filtered and the resulting liquid was distilled off under normal pressure to remove the remaining tetraethoxysilane, distilled under reduced pressure, and 150-135 ° C fractions were collected at 5 mmHg to give naphthyltriethoxy Silane crude product 30g |
98 g | With magnesium In tetrahydrofuran at 30 - 70℃; | 3 Embodiment 3, naphthyl of triethoxy silane synthesis and purification: 1) naphthyl triethoxy silane synthesis: to is equipped with a mechanical stirrer, thermometer, constant pressure dropping funnel and spherical condenser 5 L four bottle adding 29.2 g (1.2 µM) magnesium piece, 832 g (4 µM) four-ethoxy silane and 1152 g (16 µM) tetrahydrofuran, and heated to 30 °C;Keeping temperature at 30 °C, will 165.6 g (0.8 µM) 1 - bromonaphthalene adding constant pressure dropping in the funnel, and slowly drips into the four-mouth bottle in, control drop acceleration, after finishing dripping, heating up to 70 °C reaction 2 h;Then the reaction obtained after filtering the mixed solution, and the resulting filtrate under normal pressure distillation to remove the solvent and the remaining four ethoxy silane, reduced pressure distillation, in 5 mmHg collected under a 150 - 135 °C distillate, get the naphthyl triethoxy silane crude product 140 g.2) naphthyl triethoxy silane purification: to is provided with a thermometer, a stirrer and a spherical condenser 250 ml three-neck bottle is added in step 1) in the prepared naphthyl triethoxy silicon hydride alkane crude product 120 g and 1.8 g of sodium hydroxide solid powder, raising the temperature to 80 °C, stirring 24 h; then reduced pressure distillation, in 5 mmHg lower collection 130 - 135 °C fraction, to obtain purified naphthyl triethoxy silane 98 g |
Stage #1: 1-Bromonaphthalene With magnesium In tetrahydrofuran Reflux; Inert atmosphere; Stage #2: tetraethoxy orthosilicate In tetrahydrofuran at -30 - 20℃; for 13h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1: diethyl ether / 10 h / 0 - 20 °C 2: triethyloxonium fluoroborate / acetonitrile / 0.5 h / 50 °C / Inert atmosphere |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
85% | In diethyl ether at 0 - 20℃; for 10h; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
97% | With ammonium iodide; potassium fluoride; copper(II) nitrate trihydrate; oxygen at 140℃; for 25h; Schlenk technique; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
72% | With bis(benzonitrile)palladium(II) dichloride; camphor-10-sulfonic acid; tetrabutyl ammonium fluoride In tetrahydrofuran at 50℃; for 3h; | Typical procedure forthe product General procedure: A mixture of arylhydrazine (1 mmol), triethoxy(phenyl)silane (1.2 mmol), Pd(PhCN)2Cl2 (5 mol%) and CSA (camphorsulfonic acid, 1 mmol) was stirred in thesolvent of TBAF (1 M in THF, 1.0 ml) at 50oC for 3 hours under air. After cooling down to room temperature, the insoluble was firstremoved by filtration and then the solvent was removed undera reduced pressure. The cross-coupling products were purified by silica gelchromatography with a mixture of petroleum ether and ethyl acetate. Thecross-coupling products were confirmed by melting point and spectroscopic (1HNMR, 13C NMR and HRMS-EI) analysis, which wereall consistent with the literature results. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
93% | In tetrahydrofuran at -30 - 10℃; for 8h; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
95 %Spectr. | With copper (II)-fluoride; [PdCl2(1,3-dimethyl-imidazol-2-ylidene)(AsPh3)] In N,N-dimethyl-formamide at 110℃; Schlenk technique; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
90% | With copper (II)-fluoride; bis(1,5-cyclooctadiene)nickel(0); potassium dihydrogenphosphate; 1,2-bis-(dicyclohexylphosphino)ethane In hexane at 120℃; for 12h; Schlenk technique; Glovebox; Sealed tube; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
75% | Stage #1: 1-naphthyltriethoxysilane With (1,2-dimethoxyethane)dichloronickel(II); cesium fluoride; 4,4'-di-tert-butyl-2,2'-bipyridine In 1,4-dioxane for 0.166667h; Schlenk technique; Inert atmosphere; Stage #2: ethyl bromofluoroacetate In 1,4-dioxane at 100℃; for 24h; Schlenk technique; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
66% | Stage #1: 1-naphthyltriethoxysilane With bis-triphenylphosphine-palladium(II) chloride; potassium fluoride; silver carbonate In N,N-dimethyl-formamide at 20℃; for 0.25h; Sealed tube; Stage #2: phosphonic acid diethyl ester In N,N-dimethyl-formamide at 80℃; for 12h; Sealed tube; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Stage #1: With magnesium; ethylene dibromide In tetrahydrofuran; Triethylene glycol dimethyl ether; toluene at 40 - 45℃; Stage #2: at 80 - 85℃; for 2h; | 7 synthesis of 1-naphthyl trimethoxysilane General procedure: The magnesium 98.6g (4.06 mol) and THF1200mL were added to the 3L four-lot flask provided with the agitator, the reflux condenser, the tap funnel, and the thermometer, and the temperature rise was carried out to 40 degrees C. Subsequently, after adding a small amount of 1,2-dibromoethane as an initiator, 800 g (3.86 mol) of 1-bromonaphthalene was dropped in 40-45 degrees C. By the time it carried out half dropping, after supplying 850 mL of toluene, and 250 mL of triethylene glycol wood ether, 1-bromonaphthalene was dropped succeedingly and the Grignard reagent was prepared. There was no precipitation of a salt in a Grignard reagent, and unreacted magnesium was the black slightly remaining transparent solution.Next, 1,764 g (11.6 mol) of tetramethyl orthosilicate was charged in a 5 L four-necked flask equipped with a stirrer, a reflux condenser, a dropping funnel and a thermometer, the temperature in the can was raised to 80 ° C., The obtained Grignard reagent was added dropwise over 2 hours at a temperature of 80 to 85 ° C. After completion of the dropwise addition, the mixture was cooled and the magnesium salt was filtered, and then the solvent in the filtrate was distilled off under reduced pressure. Next, under reduced pressure, naphthalene (boiling point: 218 ° C / 760 mmHg, melting point: 80-82 ° C) produced as by-product and triethylene glycol dimethyl ether (boiling point: 216 ° C / 760 mmHg) used in the Grignard reagent preparation were concentrated under reduced pressure . During removal, there was no adhesion of sublimate naphthalene to the cooling tube and there was no problem in operation. After the removal of the solvent was completed, distillation was carried out and 593.5 g of a fraction of 120-125 ° C./0.3 mmHg was recovered. As a result of GC analysis, the purity was 98.5%, and from the results of NMR and IR, it was 1-naphthyltrimethoxysilane. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With 1,1'-bis-(diphenylphosphino)ferrocene; tetrabutyl ammonium fluoride; palladium diacetate In tetrahydrofuran; 1,4-dioxane at 60℃; for 12h; Inert atmosphere; Overall yield = 54percent; Overall yield = 76 mg; regioselective reaction; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
90% | With copper (II)-fluoride; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer In N,N-dimethyl-formamide at 100℃; for 24h; Sealed tube; stereoselective reaction; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
41% | With tetrakis(acetonitrile)copper(I)tetrafluoroborate; 1,4-diazabicyclo[2.2.2]octane-triethylenediamine-bis(sulfur dioxide); tetrabutyl ammonium fluoride; N,N`-dimethylethylenediamine In acetonitrile at 120℃; for 24h; Glovebox; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
46% | With silver(I) fluoride In butanone at 60℃; for 12h; Inert atmosphere; |
[ 18052-76-1 ]
1-(Trimethoxysilyl)naphthalene
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