Structure of 3906-87-4
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The BI-3802 was designed by Boehringer Ingelheim and could be obtained free of charge through the Boehringer Ingelheim open innovation portal opnMe.com, associated with its negative control.
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The Fundamental Electrochemical Characteristics of Rare-Earth Cluster-Based Metal–Organic Frameworks
Miller, Lars ;
Abstract: This work explores the synthesis and characterization of redox active rare-earth (RE) metal–organic frameworks (MOFs). MOFs are of interest due to their unique properties including permanent porosity, high surface area, and stability. Redox active MOFs have shown promise in a variety of applications including catalysis and molecular electronics. The second chapter will explore materials composed of Ce(IV) clusters bridged by ditopic carboxylate-based linkers. The synthesis of a series of UiO-66 analogues using the redox active metal Ce(IV) is completed with the original linker benzene-1,4-dicarboxylic acid as well as with various functionalized linkers including: 2-aminobenzene-1,4-dicarboxylic acid, 2-fluorobenzene1,4-dicarboxylic acid, 2-bromobenzene-1,4-dicarboxylic acid, 2,5-dihydroxybenzene-1,4- dicarboxylic acid, and 2,3,5,6-tetrafluorobenzene-1,4-dicarboxylic acid. The electrochemical differences between the analogues is explored via cyclic voltammetry. The third chapter delves into the synthesis of a series of redox active MOFs using the tetratopic tetrathiaflvalene-3,4,5,6-tetrakis(4-benzoic acid) (TTFTBA) redox active linker. Synthesis of a 3D cluster based MOF is attempted using Ce(III/IV), Yb(III), and Lu(III). Two new MOFs with shp topology are synthesized using TTFTBA and Yb(III) or Lu(III). The materials are characterized, and their redox properties are explored.
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Purchased from AmBeed: 5798-75-4 ; 445-29-4 ; 31366-25-3 ; 610-92-4 ; 131274-22-1 ; 3906-87-4 ; 652-36-8 ; 586-35-6
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CAS No. : | 3906-87-4 |
Formula : | C8H5FO4 |
M.W : | 184.12 |
SMILES Code : | O=C(O)C1=CC=C(C(O)=O)C=C1F |
MDL No. : | MFCD03407274 |
InChI Key : | YUWKPDBHJFNMAD-UHFFFAOYSA-N |
Pubchem ID : | 77511 |
GHS Pictogram: |
![]() |
Signal Word: | Warning |
Hazard Statements: | H315-H319-H335 |
Precautionary Statements: | P261-P305+P351+P338 |
Num. heavy atoms | 13 |
Num. arom. heavy atoms | 6 |
Fraction Csp3 | 0.0 |
Num. rotatable bonds | 2 |
Num. H-bond acceptors | 5.0 |
Num. H-bond donors | 2.0 |
Molar Refractivity | 40.32 |
TPSA ? Topological Polar Surface Area: Calculated from |
74.6 Ų |
Log Po/w (iLOGP)? iLOGP: in-house physics-based method implemented from |
0.75 |
Log Po/w (XLOGP3)? XLOGP3: Atomistic and knowledge-based method calculated by |
1.5 |
Log Po/w (WLOGP)? WLOGP: Atomistic method implemented from |
1.64 |
Log Po/w (MLOGP)? MLOGP: Topological method implemented from |
1.62 |
Log Po/w (SILICOS-IT)? SILICOS-IT: Hybrid fragmental/topological method calculated by |
1.05 |
Consensus Log Po/w? Consensus Log Po/w: Average of all five predictions |
1.31 |
Log S (ESOL):? ESOL: Topological method implemented from |
-2.14 |
Solubility | 1.35 mg/ml ; 0.00731 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (Ali)? Ali: Topological method implemented from |
-2.67 |
Solubility | 0.39 mg/ml ; 0.00212 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (SILICOS-IT)? SILICOS-IT: Fragmental method calculated by |
-1.43 |
Solubility | 6.92 mg/ml ; 0.0376 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 |
No |
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) |
No |
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 |
-6.36 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 |
1.0 |
Bioavailability Score? Abbott Bioavailability Score: Probability of F > 10% in rat |
0.56 |
PAINS? Pan Assay Interference Structures: implemented from |
0.0 alert |
Brenk? Structural Alert: implemented from |
0.0 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) |
1.29 |
* 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 |
---|---|---|
With water; sodium hydroxide; In methanol; at 20℃; | To a stirred solution of dimethyl 2- fluoroterephthalate (1 .00 g, 4.71 mmol) in a mixture of CH3OH (10.0 ml.) and H20 (5.00 ml.) at r.t, was added NaOH (0.94 g, 23.5 mmol) and the reaction mixture was stirred for 3 h. The reaction mixture was concentrated under reduced pressure to remove the volatile solvents, and the aqueous phase was acidified to pH 2 using 2N aqueous HCI, whereupon, a white solid precipitated. The solid was filtered under vacuum, washed with water (10 ml_), and dried to obtain 2-fluoroterephthalic acid. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
280 mg | In water; at 180℃; for 144h;Autoclave; High pressure; | General procedure: A mixture of CrO3 (125 mg, 1.25 mmol), H2BDC-X linker (1.25 mmol), water (5 mL)and conc. HCl (0.15 mL, 4.89 mmol) was placed in a 50 mL Teflon-lined stainless steel autoclave and heated at 180 °C for 144 h in a conventional oven. After cooling to room temperature, the green materials were collected by filtration using membrane filters, washed with acetone (35 mL) and dried in air. The yields of the Cr-MIL-101-X compounds were: ?F, 280 mg; ?Cl, 285 mg; ?Br, 350 mg; ?CH3, 295 mg; ?F2, 300 mg; ?(CH3)2, 305 mg. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine; In ethyl acetate; N,N-dimethyl-formamide; at 0 - 20℃; for 4h;Inert atmosphere; | To a stirred solution of <strong>[3906-87-4]2-fluoroterephthalic acid</strong> (0.80 g, 4.34 mmol) in anhydrous DMF (10.0 ml_), at 0 C under N2atmosphere, was added Et3N (1.21 ml_, 8.69 mmol), T3P (50% soluiton in EtOAc,6.92 ml_, 10.86 mmol) followed with N, O-dimethylhydroxylamine hydrochloride (0.84 g, 8.69 mmol), and the reaction mixture was stirred at r.t for 4 h. The product was purified by silica gel chromatography using EtOAc: Hexanes (1 :1 ). The fractions containing the product were combined for concentration to obtain 2-fluoro-N1 ,N4-dimethoxy-N1 ,N4- dimethylterephthalamide. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; In N,N-dimethyl-formamide; at 0 - 25℃; for 16h;Inert atmosphere; | Synthesis of N1 ,N4-bis([2-amino-4-[3-(dimethylamino)propoxy]-5-fluorophenyl])-2- fluorobenzene-1 , 4-dicarboxamide Into a 50-mL of round-bottom flask purged and maintained with an inert atmosphere of nitrogen, was placed a solution of 4-[3-(dimethylamino)propoxy]-5- fluorobenzene-1 , 2-diamine (300 mg, 2.5 equiv), EDCI (304 mg, 3 equiv), HOBT (214 mg, 3 equiv) and 2-fluorobenzene-1 ,4-dicarboxylic acid (97 mg, 1 equiv) in DMF(10 ml). Then TEA (533 mg, 10 equiv) was added at 0C. The resulting solution was stirred at 25C for 16 hours. The crude product was purified by Prep-HPLC. This resulted in N1 ,N4-bis([2-amino-4-[3- (dimethylamino)propoxy]-5-fluorophenyl])-2-fluorobenzene-1 ,4-dicarboxamide. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; In N,N-dimethyl-formamide; at 20℃; for 12h;Inert atmosphere; | Into a 10-mL round-bottom flask purged and maintained with an inert atmosphere of nitrogen was placed a solution of 2-fluorobenzene-1 ,4- dicarboxylic acid (200 mg, 1.086 mmol, 1 equiv), 4-[3-(dimethylamino)propoxy]benzene-1 ,2- diamine (682 mg, 3.258 mmol, 3 equiv) and HATU (1.24 mg, 3.26 mmol, 3 equiv) in anhydrous DMF (5 ml). Then DIEA (702 mg, 5.432 mmol, 5 equiv) was added at rt. The reaction mixture was stirred at room temperature for 12h. The reaction mixture was purified by pre-TLC(MeOH:TEA=100:1 ) to afford desired product N1 ,N4-bis([2-amino-4-[3- (dimethylamino)propoxy]phenyl])-2-fluorobenzene-1 , 4-dicarboxamide |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Add 2.2g to 50mL DMF solvent<strong>[3906-87-4]2-fluoroterephthalic acid</strong> (0.012 mol) and 4.8 g potassium hydrogencarbonate (0.048 mol),Stir at room temperature to form a potassium salt.1.81 g of n-bromopentane (0.03 mol) was added to the mixed solution,The reaction was stirred at 90 C for 12 hours. Stop the reaction and allow the solution to cool to room temperature.It was poured into 300 mL of water and extracted with ethyl acetate.Dry over anhydrous sodium sulfate, filter and spin dry solvent.Petroleum ether/ethyl acetate (20/1) for crude productsColumn chromatography for the eluent. |
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