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[ CAS No. 106946-74-1 ] {[proInfo.proName]}

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Chemical Structure| 106946-74-1
Chemical Structure| 106946-74-1
Structure of 106946-74-1 * Storage: {[proInfo.prStorage]}
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Product Details of [ 106946-74-1 ]

CAS No. :106946-74-1 MDL No. :MFCD00235929
Formula : C11H23NO3 Boiling Point : -
Linear Structure Formula :- InChI Key :BPLDQMXXYMKQPW-DTWKUNHWSA-N
M.W : 217.31 Pubchem ID :14237729
Synonyms :

Calculated chemistry of [ 106946-74-1 ]

Physicochemical Properties

Num. heavy atoms : 15
Num. arom. heavy atoms : 0
Fraction Csp3 : 0.91
Num. rotatable bonds : 7
Num. H-bond acceptors : 3.0
Num. H-bond donors : 2.0
Molar Refractivity : 60.67
TPSA : 58.56 Ų

Pharmacokinetics

GI absorption : High
BBB permeant : Yes
P-gp substrate : No
CYP1A2 inhibitor : No
CYP2C19 inhibitor : No
CYP2C9 inhibitor : No
CYP2D6 inhibitor : No
CYP3A4 inhibitor : No
Log Kp (skin permeation) : -6.21 cm/s

Lipophilicity

Log Po/w (iLOGP) : 2.74
Log Po/w (XLOGP3) : 2.0
Log Po/w (WLOGP) : 1.92
Log Po/w (MLOGP) : 1.55
Log Po/w (SILICOS-IT) : 1.29
Consensus Log Po/w : 1.9

Druglikeness

Lipinski : 0.0
Ghose : None
Veber : 0.0
Egan : 0.0
Muegge : 0.0
Bioavailability Score : 0.55

Water Solubility

Log S (ESOL) : -1.99
Solubility : 2.25 mg/ml ; 0.0103 mol/l
Class : Very soluble
Log S (Ali) : -2.86
Solubility : 0.302 mg/ml ; 0.00139 mol/l
Class : Soluble
Log S (SILICOS-IT) : -1.95
Solubility : 2.47 mg/ml ; 0.0114 mol/l
Class : Soluble

Medicinal Chemistry

PAINS : 0.0 alert
Brenk : 0.0 alert
Leadlikeness : 1.0
Synthetic accessibility : 3.08

Safety of [ 106946-74-1 ]

Signal Word:Warning Class:N/A
Precautionary Statements:P280-P305+P351+P338 UN#:N/A
Hazard Statements:H317-H319 Packing Group:N/A
GHS Pictogram:

Application In Synthesis of [ 106946-74-1 ]

* 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.

  • Downstream synthetic route of [ 106946-74-1 ]

[ 106946-74-1 ] Synthesis Path-Downstream   1~11

  • 1
  • [ 13139-16-7 ]
  • [ 141321-52-0 ]
YieldReaction ConditionsOperation in experiment
99% With borane-THF; In tetrahydrofuran; at 0 - 20℃; for 5.83333h;Inert atmosphere; To a solution of N-Boc-L-isoleucine (13.86 g, 60 mmol) in THF (150 mL) was added dropwise 1 M BH3THF (90 mL, 90 mmol) at 0 C over 20 min under argon atmosphere. After stirring at 0 C for another 30 min, the reaction was allowed to warm to room temperature and stirred for 5 h. The mixture was cooled to 0 C again, quenched by dropwise addition of water. Removing most of the THF under reduced pressure, then ethyl acetate (180 mL) and water (60 mL) was added to the residue. The mixture was separated and the organic layer was washed with water (50 mL) and saturated brine (50 mL), and dried over anhydrous sodium sulfate, filtered, and concentrated in vacuo to give 6 (12.89 g, 99%) as a colorless oil. The compound was used for next step without further purification. [a] 25D 14.8 (c 1.0, MeOH); 1 H NMR (400 MHz, CDCl3) d 5.04 (dd, J 48.3, 13.9 Hz, 1H), 3.73e3.55 (m, 2H), 3.48 (s, 1H), 3.37 (s, 1H), 1.58 (d, J 14.5 Hz, 1H), 1.56e1.48 (m, 1H), 1.45 (s, 10H), 1.23e1.05 (m, 1H), 0.91 (t, J 7.1 Hz, 6H); 13C NMR (100 MHz, CDCl3) d 156.7, 79.3, 63.4, 56.8, 35.9, 28.4, 25.3, 15.5, 11.4; HRMS (ESI; m/z) [MNa] calcd for C11H23NO3Na 240.1570, found 240.1530.
  • 2
  • [ 106946-74-1 ]
  • [ 87694-55-1 ]
YieldReaction ConditionsOperation in experiment
97% With sulfur trioxide pyridine complex; dimethyl sulfoxide; triethylamine In dichloromethane at -10℃;
92% With Dess-Martin periodane In dichloromethane at 20℃; for 2.25h; 5.11. N-Boc-L-isoleucinal (11) To a solution of N-Boc-L-isoleucinol 10 (11.94 g, 55 mmol) in CH2Cl2 (150 mL) was added Dess-Martin periodinane (28 g, 66 mmol) in portions over 15 min. The resulting suspension was stirred at room temperature for 2 h and filtered through a pad of celite. The filtrate was washed with saturated aqueous solution of sodium bicarbonate (75 mL) and saturated brine (75 mL), and dried over anhydrous sodium sulfate, filtered, and concentrated in vacuo to give 11 (10.88 g, 92%) as a colorless oil. The compound was used for next step without further purification. [a] 25D 2.5 (c 1.0, MeOH); 1 H NMR (400 MHz, CDCl3) d 9.66 (s, 1H), 5.42 (d, J 6.3 Hz, 1H), 4.27 (s, 1H), 2.03 (s, 1H), 1.58e1.34 (m, 10H), 1.34e1.21 (m, 1H), 1.06e0.83 (m, 6H); 13C NMR (100 MHz, CDCl3) d 200.6, 155.6, 79.5, 64.0, 36.1, 28.1, 25.1, 15.5, 11.6; HRMS (ESI; m/z) [MNa] calcd for C11H21NO3Na 238.1414, found 238.1379.
90% With sulfur trioxide pyridine complex; triethylamine In dichloromethane; dimethyl sulfoxide at 0℃; 20.A Part A. ((75, 25)-l-Formyl-2-methyl-butyl)-carbamic acid tert-butyl esterTo a suspension of N-Boc- -isoleucinol (5g, 23 mmol) in dichloromethane (250 mL) and DMSO (50 mL) at 0°C was added TEA (10 mL, 73 mmol) followed by slow addition of the solution of sulfur trioxide pyridine complex (11 mL, 69 mmol) in DMSO (50 mL) via syringe. The reaction mixture was concentrated and was diluted with ether (200 mL). The layers were separated and the aqueous layer was extracted with ethyl acetate (3 x 200 mL), which was then washed with brine (150 mL), water ( 150 mL) and aHC03 (150 mL) sequentially. The organic layers were dried over MgS04, filtered and concentrated. The residue was dried on pump to afford ((lS,25)-l-formyl-2-methyl-butyl)-carbamic acid tert-butyl ester ( 4.47 g, 90% yield) as light-yellow clear liquid.
72% With pyridine; chromium(VI) oxide In dichloromethane for 1.5h; 5 deg C to r. t.;
70% With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In acetonitrile for 0.5h; Reflux;
63% With oxalyl dichloride; dimethyl sulfoxide; triethylamine In dichloromethane at -60 - -50℃; for 1.25h;
With sulfur trioxide pyridine complex; dimethyl sulfoxide; triethylamine In benzene at 20 - 25℃; for 0.333333h;
With sulfur trioxide pyridine complex; dimethyl sulfoxide In dichloromethane; triethylamine at 10 - 20℃; for 0.166667h;
With pyridinium chlorochromate In dichloromethane
With Dess-Martin periodane In dichloromethane; water at 20℃; for 1h;
Inert atmosphere;

Reference: [1]Catalano, John G; Deaton, David N; Furfine, Eric S; Hassell, Annie M; McFadyen, Robert B; Miller, Aaron B; Miller, Larry R; Shewchuk, Lisa M; Willard Jr., Derril H; Wright, Lois L [Bioorganic and medicinal chemistry letters, 2004, vol. 14, # 1, p. 275 - 278]
[2]Wang, Xin; Dong, Suzhen; Feng, Dengke; Chen, Yazhou; Ma, Mingliang; Hu, Wenhao [Tetrahedron, 2017, vol. 73, # 16, p. 2255 - 2266]
[3]Current Patent Assignee: LEXICON PHARMACEUTICALS INC - WO2011/44212, 2011, A1 Location in patent: Page/Page column 59-60
[4]Rinehart; Sakai; Kishore; Sullins; Li [Journal of Organic Chemistry, 1992, vol. 57, # 11, p. 3007 - 3013]
[5]Haghshenas, Pouyan; Gravel, Michel [Organic Letters, 2016, vol. 18, # 18, p. 4518 - 4521]
[6]Drag, Marcin; Latajka, Rafal; Gumienna-Kontecka, Elzbieta; Kozlowski, Henryk; Kafarski, Pawel [Tetrahedron Asymmetry, 2003, vol. 14, # 13, p. 1837 - 1845]
[7]Iizuka; Kamijo; Harada; Akahane; Kubota; Etoh; Shimaoka; Tsubaki; Murakami; Yamaguchi; Iyobe; Umeyama; Kiso [Chemical and Pharmaceutical Bulletin, 1990, vol. 38, # 9, p. 2487 - 2493]
[8]Hamada, Yasumasa; Shibata, Makoto; Sugiura, Tsuneyuki; Kato, Shinji; Shioiri, Takayuki [Journal of Organic Chemistry, 1987, vol. 52, # 7, p. 1252 - 1255]
[9]Gallardo, Gabriela L.; Butler, Matias; Gallo, Mariana L.; Rodriguez, M. Alejandra; Eberlin, Marcos N.; Cabrera, Gabriela M. [Phytochemistry, 2006, vol. 67, # 21, p. 2403 - 2410]
[10]Jin, Chunyang; Decker, Ann M.; Huang, Xi-Ping; Gilmour, Brian P.; Blough, Bruce E.; Roth, Bryan L.; Hu, Yang; Gill, Joseph B.; Zhang, X. Peter [ACS Chemical Neuroscience, 2014, vol. 5, # 7, p. 576 - 587] Jin, Chunyang; Decker, Ann M.; Harris, Danni L.; Blough, Bruce E. [ACS Chemical Neuroscience, 2016, vol. 7, # 10, p. 1418 - 1432]
[11]Das, Dipendu; Khan, Hina P. A.; Shivahare, Rahul; Gupta, Suman; Sarkar, Jayanta; Siddiqui, Mohd. Imran; Ampapathi, Ravi Sankar; Chakraborty, Tushar Kanti [Organic and Biomolecular Chemistry, 2017, vol. 15, # 15, p. 3337 - 3352]
  • 3
  • [ 106946-74-1 ]
  • [ 124590-30-3 ]
YieldReaction ConditionsOperation in experiment
77% With di-isopropyl azodicarboxylate; ZnN6-pyridine2; triphenylphosphine In toluene for 3h; Ambient temperature;
  • 4
  • [ 17901-01-8 ]
  • [ 141321-52-0 ]
YieldReaction ConditionsOperation in experiment
With lithium aluminium tetrahydride; In tetrahydrofuran; at 0 - 25℃; for 4h; General procedure: To a dried methanol (50 mL) solution of 4 (3.3 g, 20 mmol), thionyl chloride (3.57 g, 30 mmol) was slowly added over 30 minat 0 C, and then, the solution was maintained at room temperature for 18 h. The solvent was evaporated to obtain a solid in quantitative yield, which was dissolved in dichloromethane (120 mL), and triethylamine (12.1 g, 120 mL) and di-tert-butyldicarbonate (9.6 g, 40 mmol) were added to the dichloromethane solution. The reaction mixture was stirred at 25 C for 24 h. Afterc ompletion of the reaction, the solution was washed with phosphoric acid (50 x 3 mL), saturated sodium bicarbonate (50 x 3 mL) and saturated sodium chloride (50 x 3 mL), dried over anhydrous sodium sulfate, filtered and evaporated under reduced pressure to afford a solid to which lithium aluminum hydride (13 mmol) in the presence of dried tetrahydrofuran (25 mL) was added at 0 C. The reaction mixture was maintained at room temperature for 4 h, and then water was added until the lithium aluminum hydride reacted completely. Next, the solution was filtered, and the residue was washed with tetrahydrofuran (20 x 2 mL).The combined organic solvent phase was evaporated under reduced pressure to yield the crude product, which was purified using column chromatography (petroleum ether/acetone) to afford 5a-5g.
  • 5
  • [ 141321-52-0 ]
  • [ 98-59-9 ]
  • [ 122818-29-5 ]
YieldReaction ConditionsOperation in experiment
With dmap; triethylamine; In dichloromethane; General procedure: To a solution of intermediates 10a-g (1 equiv) in dichloromethane, TsCl (1.2 equiv), DMAP (0.2 equiv) and trimethylamine(3 equiv) were added. The solutionwas stirred at 20 C.The reaction was followed by TLC and quenched with water. Theorganic phase was washed with citric acid (1 N) and saturatedNaHCO3 then dried over Na2SO4 and filtered. The filtrate wasconcentrated and purified by a silica column to afford compounds11a-g as a white solid.
  • 6
  • [ 141321-52-0 ]
  • [ 77-76-9 ]
  • tert-butyl (4S)-2,2-dimethyl-4-[(1S)-1-methylpropyl]-1,3-oxazolidine-3-carboxylate [ No CAS ]
  • 7
  • [ 24424-99-5 ]
  • [ 24629-25-2 ]
  • [ 141321-52-0 ]
YieldReaction ConditionsOperation in experiment
91% With triethylamine; In dichloromethane; General procedure: L-amino alcohol (1 equiv), (Boc)2O (1.2 equiv) and trimethylamine(2 equiv) were added to dichloromethane. The mixture wasstirred under ice bath conditions. The reactionwas followed by TLCand diluted with dichloromethane. The organic phase was washedwith citric acid (1 N) and saturated NaHCO3 then dried over Na2SO4and filtered. The filtrate was concentrated and purified by a silicacolumn to afford compounds 10a-g.
  • 9
  • [ 1431633-90-7 ]
  • [ 141321-52-0 ]
  • [ 1431633-97-4 ]
YieldReaction ConditionsOperation in experiment
With di-isopropyl azodicarboxylate; triphenylphosphine; In tetrahydrofuran; at 0 - 25℃; for 12.5h;Inert atmosphere; General procedure: To diisopropyl azodiformate (DIAD) (0.41 g, 2 mmol), triphenylphosphine (0.41 g, 2 mmol) and dried tetrahydrofuran (5 mL) were slowly added. After 30 min, 5 (3 mmol) in tetrahydrofuran (5 mL) was slowly added to the solution, and then, the tetrahydrofuran (10 mL) solution of 3 (0.24 g, 1 mmol) was added to the solution over the course of 30 min under a nitrogen atmosphere at 0 Cand allowed to proceed for 12 h. After completion of the reaction, the solvent was evaporated to obtain an oil, which was extracted with ethyl acetate/petroleum ether (1:3, 4 10 mL). The organic phase was evaporated under reduced pressure to yield an oil, which was purified by column chromatography with petroleum ether/ethyl acetate (15:1) to obtain a solid. To the solid (0.5 mmol), ethyl acetate with saturated hydrochloric acid (15 mL) was added and reacted for 1 h. The solvent was evaporated under reduced pressure to obtain the crude product, which was recrystallized with methanol/ether to obtain 6a-6s.
  • 11
  • [ 106946-74-1 ]
  • [ 864364-59-0 ]
YieldReaction ConditionsOperation in experiment
97% With p-toluenesulfonyl chloride; potassium hydroxide In diethyl ether at 40℃; Inert atmosphere;
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