Structure of 52427-05-1
*Storage: {[sel_prStorage]}
*Shipping: {[sel_prShipping]}
4.5
*For Research Use Only !
Change View
Size | Price | VIP Price | US Stock |
Global Stock |
In Stock | ||
{[ item.pr_size ]} |
Inquiry
{[ getRatePrice(item.pr_usd, 1,1,item.pr_is_large_size_no_price, item.pr_usd) ]} {[ getRatePrice(item.pr_usd,item.pr_rate,1,item.pr_is_large_size_no_price, item.discount_usd) ]} {[ getRatePrice(item.pr_usd, 1,1,item.pr_is_large_size_no_price, item.pr_usd) ]} |
Inquiry {[ getRatePrice(item.pr_usd,item.pr_rate,item.mem_rate,item.pr_is_large_size_no_price, item.vip_usd) ]} | Inquiry {[ item.pr_usastock ]} In Stock Inquiry - | {[ item.pr_chinastock ]} {[ item.pr_remark ]} In Stock 1-2 weeks - Inquiry - | Login | - + | Inquiry |
Please Login or Create an Account to: See VIP prices and availability
US Stock: ship in 0-1 business day
Global Stock: ship in 2 weeks
1-2weeks
Inquiry
{[ getRatePrice(item.pr_usd,item.pr_rate,item.mem_rate,item.pr_is_large_size_no_price, item.vip_usd) ]}
{[ getRatePrice(item.pr_usd, 1,1,item.pr_is_large_size_no_price, item.pr_usd) ]}
{[ getRatePrice(item.pr_usd,1,item.mem_rate,item.pr_is_large_size_no_price, item.pr_usd) ]}
Inquiry
{[ getRatePrice(item.pr_usd,item.pr_rate,1,item.pr_is_large_size_no_price, item.vip_usd) ]}
{[ getRatePrice(item.pr_usd, 1,1,item.pr_is_large_size_no_price, item.pr_usd) ]}
{[ getRatePrice(item.pr_usd, 1,1,item.pr_is_large_size_no_price, item.pr_usd) ]}
In Stock
- +
Please Login or Create an Account to: See VIP prices and availability
US Stock: ship in 0-1 business day
Global Stock: ship in 2 weeks
Search for reports by entering the product batch number.
Batch number can be found on the product's label following the word 'Batch'.
Search for reports by entering the product batch number.
Batch number can be found on the product's label following the word 'Batch'.
Search for reports by entering the product batch number.
Batch number can be found on the product's label following the word 'Batch'.
Search for reports by entering the product batch number.
Batch number can be found on the product's label following the word 'Batch'.
Search for reports by entering the product batch number.
Batch number can be found on the product's label following the word 'Batch'.
CAS No. : | 52427-05-1 |
Formula : | C6H4BrNO3 |
M.W : | 218.01 |
SMILES Code : | OC1=C(Br)C=CC(=C1)[N+]([O-])=O |
MDL No. : | MFCD00466299 |
Boiling Point : | No data available |
InChI Key : | KNJNITQHVLIWBN-UHFFFAOYSA-N |
Pubchem ID : | 12867136 |
GHS Pictogram: |
![]() |
Signal Word: | Warning |
Hazard Statements: | H302-H315-H319-H335 |
Precautionary Statements: | P261-P305+P351+P338 |
Num. heavy atoms | 11 |
Num. arom. heavy atoms | 6 |
Fraction Csp3 | 0.0 |
Num. rotatable bonds | 1 |
Num. H-bond acceptors | 3.0 |
Num. H-bond donors | 1.0 |
Molar Refractivity | 44.99 |
TPSA ? Topological Polar Surface Area: Calculated from |
66.05 ?2 |
Log Po/w (iLOGP)? iLOGP: in-house physics-based method implemented from |
1.43 |
Log Po/w (XLOGP3)? XLOGP3: Atomistic and knowledge-based method calculated by |
2.71 |
Log Po/w (WLOGP)? WLOGP: Atomistic method implemented from |
2.06 |
Log Po/w (MLOGP)? MLOGP: Topological method implemented from |
1.05 |
Log Po/w (SILICOS-IT)? SILICOS-IT: Hybrid fragmental/topological method calculated by |
-0.1 |
Consensus Log Po/w? Consensus Log Po/w: Average of all five predictions |
1.43 |
Log S (ESOL):? ESOL: Topological method implemented from |
-3.24 |
Solubility | 0.126 mg/ml ; 0.00058 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (Ali)? Ali: Topological method implemented from |
-3.75 |
Solubility | 0.0387 mg/ml ; 0.000178 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (SILICOS-IT)? SILICOS-IT: Fragmental method calculated by |
-2.06 |
Solubility | 1.89 mg/ml ; 0.00867 mol/l |
Class? Solubility class: Log S scale |
Soluble |
GI absorption? Gatrointestinal absorption: according to the white of the BOILED-Egg |
High |
BBB permeant? BBB permeation: according to the yolk of the BOILED-Egg |
Yes |
P-gp substrate? P-glycoprotein substrate: SVM model built on 1033 molecules (training set) |
No |
CYP1A2 inhibitor? Cytochrome P450 1A2 inhibitor: SVM model built on 9145 molecules (training set) |
No |
CYP2C19 inhibitor? Cytochrome P450 2C19 inhibitor: SVM model built on 9272 molecules (training set) |
No |
CYP2C9 inhibitor? Cytochrome P450 2C9 inhibitor: SVM model built on 5940 molecules (training set) |
Yes |
CYP2D6 inhibitor? Cytochrome P450 2D6 inhibitor: SVM model built on 3664 molecules (training set) |
No |
CYP3A4 inhibitor? Cytochrome P450 3A4 inhibitor: SVM model built on 7518 molecules (training set) |
No |
Log Kp (skin permeation)? Skin permeation: QSPR model implemented from |
-5.71 cm/s |
Lipinski? Lipinski (Pfizer) filter: implemented from |
0.0 |
Ghose? Ghose filter: implemented from |
None |
Veber? Veber (GSK) filter: implemented from |
0.0 |
Egan? Egan (Pharmacia) filter: implemented from |
0.0 |
Muegge? Muegge (Bayer) filter: implemented from |
0.0 |
Bioavailability Score? Abbott Bioavailability Score: Probability of F > 10% in rat |
0.55 |
PAINS? Pan Assay Interference Structures: implemented from |
0.0 alert |
Brenk? Structural Alert: implemented from |
2.0 alert: heavy_metal |
Leadlikeness? Leadlikeness: implemented from |
No; 1 violation:MW<1.0 |
Synthetic accessibility? Synthetic accessibility score: from 1 (very easy) to 10 (very difficult) |
1.92 |
* 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 |
---|---|---|
51% | With bromine; In acetic acid; at 125℃; for 16h; | To a solution of 3-nitrophenol (25.0 g, 179.8 mmol) in acetic acid (250 mL) was added bromine (28.8 g, 179.8 mmol) dropwise and the mixture was heated to 125 °C for 16 h. Upon completion of the reaction the volatiles were carefully removed under reduced pressure to dryness. The residue was partitioned betweenwater (100 mL) and ethyl acetate (150 mL). The organic layer was separated and washed with sodium thiosulfate (100 mL), brine solution (100 mL), dried over sodium sulfate and concentrated under reduced pressure to afford the crude product. This was purified by silica gel column chromatography to afford 2-bromo-5- nitrophenol (20.0 g, 51percent yield) as a brown solid: LCMS (ESI) m/e 216.0 [(M),calcd for C6H3BrNO3, 215.9]; LC/MS retention time (method A): tR = 1.52 min. |
49.1% | With bromine; acetic acid; at 120℃; for 1.5h; | To a solution of 3-nitrophenol (1.00 g, 7.19 mmol) in acetic acid (10 mL) at rt, was added bromine (0.37 mL, 7.19 mmol), dropwise. The reaction mixture was heated at 120°C for 1.5 h, then was cooled to rt and concentrated. The product was partitioned betweenwater and EtOAc. The organic layer was dried with Na2SO4, filtered and concentrated. The crude product was purified by flash chromatography (0-8percent EtOAc / pet. ether) to afford Intermediate 6A (0.86 g, 3.53 mmol, 49.1percent yield) as a pale yellow solid. ?H NMR (300MHz, CDC13) oe 7.89 (d, J=2.3 Hz, 1H), 7.76 - 7.64 (m, 2H), 5.91 (s, 1H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
93% | With iron; ammonium chloride; In ethanol; water; at 80℃; for 5h; | 5-Amino-2-bromophenol 2-Bromo-5-nitrophenol (450 mg, 2.06 mmol) was initially charged in water (13.5 ml) and ethanol (13.5 ml). Ammonium chloride (596 mg, 11.15 mmol) and iron filings (691 mg, 12.39 mmol) were added and the mixture was stirred at 80° C. for 5 h. The reaction mixture was then cooled to RT and filtered through kieselguhr, and the filtrate was concentrated. Subsequent workup by means of column chromatography on silica gel (eluent: cyclohexane/ethyl acetate 1:1) gave 359 mg (93percent of theory) of the title compound. LC/MS (Method 3, ESIpos): Rt=0.41 min, m/z=188 [M+H]+. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
100% | To a solution of <strong>[52427-05-1]2-bromo-5-nitrophenol</strong> (20 g, 92.2 mmol) in THF (300 mL) cooled to 0 °C was added lithium hydroxide (3.87 g, 92.2 mmol) and the mixture wasstirred for 1 h. To this mixture dimethylsulfate (17.5 mL, 184.4 mmol) was added dropwise and the mixture was warmed to room temperature. Stirring was continued overnight. Upon completion of the reaction, the mixture was quenched by the addition of water (200 mL) and extracted using ethyl acetate (3 x 200 mL). The combined organic layers were washed with brine solution (100 mL), dried oversodium sulfate and concentrated under reduced pressure to afford 1 -bromo-2-methoxy-4-nitrobenzene (23.0 g, quantitative yield) as a pale yellow solid: GC-MS(El) m/e 230.9 [(M), calcd for C7H6BrNO3, 230.9]; GC/MS retention time (methodA): tp. = 7.61 mm (GC-MS was performed using Agilent GCMS Module-7890 (GC)5975C(MSD) fitted with column - HP-5M5, 30m x 0.25mm ID x 0.25um Film thickness with helium flow of 0.9 mL/min. Column gradient 50 °C for 1 mm and raised to 300 °C at the rate of 25 °C/min). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
99% | With boron tribromide; In dichloromethane; at 0 - 20℃; for 24h;Inert atmosphere; | To a charged round-bottom flask, backfilled with argon, was added 1-bromo-2-methoxy-4-nitrobenzene (10 g, 43.098 mmol) followed by boron tribromide solution (1.0 M in DCM, 107.5 mL) at 0°C. The reaction mixture was stirred for 24 h at room temperature before quenching with DI water. The organic layer was washed with DI water, dried over Na2SO4, filtered, and concentrated under reduced pressure. It was used in the next step without further purification (9.2 g, 99percent yield). 1H NMR (400 MHz, CDCl3) delta 7.84 (s, 1H), 7.79-7.59 (m, 2H), 5.92 (bs, 1H). 13C NMR (101 MHz, CDCl3) delta 152.97, 148.49, 132.62, 117.44, 116.43, 111.20. |
83.39% | With aluminum (III) chloride; In dichloromethane; at 0 - 50℃; for 16h;Inert atmosphere; | To a solution of 23.1 (0.97 g 4.1 mmol, 1.0 eq.) in dry CH2Cl2 (6.0 mL) was added anhydrous AlCl3 (1.66 g, 12.5 mmol, 3.0 eq) at 0° C. under argon atmosphere. The reaction mixture was stirred at 50° C. for 16 hours. After completion of the reaction, mixture was poured into diluted HCl to adjust pH to 4, and extracted using CH2Cl2. Organic layer was washed with brine and dried over sodium sulfate. Organic layer was concentrated under reduced pressure and crude was purified by column chromatography to afford pure 23.2 (0.76 g, 83.39percent). MS (ES): m/z 219.1 [M+H]+. |
78% | Method 9 2-Bromo-5-nitrophenol. To a 500 niL round bottom flask charged with 2-bromo-5-nitroanisole (11.0 g, 47 mmol) was added 100 mL of anhydrous DCM. Aluminum chloride (25 g, 150 mmol) was then added to the reaction mixture. The resulting suspension was heated overnight under nitrogen at 50 0C. The reaction was allowed to cool to rt, poured over ice, and acidified to pH 4 with the addition of aqueous 10 percent HCl. The resulting mixture was filtered through a bed of Celite and the filtrate was transferred to a separatory funnel. The aqueous phase was extracted with methylene chloride (~ 2 x 200 mL). The combined organic phase was dried over Na2SO4 and cone in vacuo giving the crude title compound which was purified by silica gel chromatography (330 g) using EtOAc/hexanes (1:1) as eluent to afford the title compound (8.0 g, 78 percent) m/z: 211. |
78% | To a 500 niL round bottom flask charged with 2-bromo-5-nitroanisole (11.0 g, 47 mmol) was added 100 mL of anhydrous DCM. Aluminum chloride (25 g, 150 mmol) was then added to the reaction mixture. The resulting suspension was heated overnight under nitrogen at 50 0C. The reaction was allowed to cool to rt, poured over ice, and acidified to pH 4 with the addition of aqueous 10 percent HCl. The resulting mixture was filtered through a bed of Celite and the filtrate was transferred to a separatory funnel. The aqueous phase was extracted with methylene chloride (~ 2 x 200 mL). The combined organic phase was dried over Na2SO4 and cone in vacuo giving the crude title compound which was purified by silica gel chromatography (330 g) using EtOAc/hexanes (1 : 1) as eluent to afford the title compound (8.0 g, 78 percent) m/z: 217 | |
71% | To a solution of l-bromo-2-methoxy-4-nitrobenzene (3 g, 12.93 mmol) in CH2CI2 (5 niL) at -78 °C was added tribromoborane (38.8 niL, 38.8 mmol). The resulting mixture was stirred at room temperature overnight and then diluted with EtOAc and water. The separated organic layer was washed with brine, dried over sodium sulfate and concentrated. The residue was purified by flash chromatography on silica to yield 16A (2.0 g, 71percent yield). MS (ES): m/z= 218.0 [M+H]+. 3/4 NMR (500 MHz, DMSO-d6) delta ppm 7.55-7.60 (m, 1 H) 7.61-7.66 (m, 1 H) 7.79 (d, J=2.20 Hz, 1 H). | |
65% | With boron tribromide; In dichloromethane; at 0 - 20℃; | BBr3 (8.58 mL of 1.0M solution, 8.6 mmol) was added to the DCM (10 mL) solution of 1-bromo-2-methoxy-4-nitrobenzene (1.0 g, 4.3 mmol) at 0° C. The reaction mixture was warmed to room temperature and stirred overnight. The mixture was quenched with water and extracted with ethyl acetate (3×20 mL). The combined extracts were dried and the crude was purified by flash column chromatography to get the desired compound as pale brown powder in 65percent yield (600 mg). [0227] 1H NMR (400 MHz, CDCl3) delta 7.84 (s, 1H), 7.79-7.59 (m, 2H), 5.92 (br s, 1H). [0228] 13C NMR (101 MHz, CDCl3) delta 152.97, 148.49, 132.62, 117.44, 116.43, 111.20. |
63% | With hydrogen bromide; In water; for 20h;Reflux; | INTERMEDIATE PREPARATION 164-bromo-3-[ -methylethyl)oxy]aniline2-bromo-5-nitrophenolA mixture of 2-bromo-5-nitrophenyl methyl ether (5 g, 2.17 mmol) in HBr (10 mL) was heated to reflux for 20 h. The reaction mixture was poured into ice cold water (100 mL) and filtered. The solid was collected by filtration, dissolved in ethyl acetate (50 mL), dried over Na2S04, filtered, and concentrated in vacuo. The crude product was purified via column chromatography (30:1-20:1 petroleum ether/ethyl acetate) to afford 2-bromo-5-nitrophenol (9.49 g, 63percent yield) as a yellow solid |
27.4 g (125.6 mmol, 100%) | With boron tribromide; In dichloromethane; | Step 1 2-Bromo-5-nitrophenol A mixture of 29.1 g (125.6 mmol) of 2-bromo-5-nitroanisole and 250 mL CH2Cl2 was stirred at -44° C. in a dry ice acetonitrile bath under a nitrogen atmosphere. Boron tribromide (18 mL) was added dropwise to the reaction mixture. The resulting black reaction was stirred while allowing the cooling bath to slowly rise to room temperature over 20 h. TLC analysis indicated complete reaction, so the reaction mixture was transferred to an addition funnel and added cautiously to a mixture of ice, water and 75 g solid KH2PO4. The layers were separated, the aqueous layer was washed with CH2Cl2, the combined organic extracts were washed with brine, dried over anhydrous magnesium sulfate, filtered, concentrated to give 27.4 g (125.6 mmol, 100percent) of 2-bromo-5-nitrophenol as a black solid. 1H NMR (400 MHz) CDCl3 7.85 (s, 1H), 7.62-7.70 (m, 2H), 5.88 (s, 1H). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
93% | With potassium carbonate; In acetonitrile; for 2h;Reflux; | To a solution of <strong>[52427-05-1]2-bromo-5-nitro-phenol</strong> (2 g, 9.174 mmol) in acetonitrile (10.0 mL) was added 2-iodopropane (approximately 2.495 g, 14.68 mmol), and potassium carbonate (approximately 2.536 g, 18.35 mmol). The resulting mixture was heated to reflux for approximately 2 hours. The reaction mixture was diluted with dichloromethane. After filtration, the filtrate was concentrated under reduced pressure to afford 1-bromo-2-isopropoxy-4-nitro-benzene (2.35 g, 93percent). 1H NMR (300 MHz, CDCl3) delta 7.75 (d, J = 2.6 Hz, 1H), 7.73 - 7.69 (m, 2H), 4.72 (dt, J = 12.1, 6.1 Hz, 1H), 1.46 (d, J = 6.1 Hz, 6H) ppm. ESI-MS m/z calc. 258.9844, found 260.23 (M+l)+; Retention time: 0.98 minutes. |
With potassium carbonate; In acetonitrile; for 2h;Reflux; | 2-bromo-5-nitrophenyl 1-methylethyl etherTo a solution of <strong>[52427-05-1]2-bromo-5-nitrophenol</strong> (8.8 g, 42.55 mmol) in acetonitrile (100 mL), was added potassium carbonate (1 1 .19 g, 81.1 mmol) followed by isopropyl iodide (10.34 g, 64.85 mmol). The resulting mixture was heated to reflux for 2 h. The mixture was cooled to room temperature and the solvent was removed under reduced pressure. The residue was dissolved in ethyl acetate, washed with water, dried over Na2S04, filtered and concentrated in vacuo to afford 2-bromo-5-nitrophenyl 1-methylethyl ether (10.5 g) as a yellow oil. This material was used in the next step without further purification. MS (m/z) 259.9 (M+H+) |
A141768 [16618-67-0]
1-Bromo-3-methoxy-5-nitrobenzene
Similarity: 0.88
A141768 [16618-67-0]
1-Bromo-3-methoxy-5-nitrobenzene
Similarity: 0.88
A141768 [16618-67-0]
1-Bromo-3-methoxy-5-nitrobenzene
Similarity: 0.88