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Chemical Structure| 121148-00-3 Chemical Structure| 121148-00-3

Structure of Boc-trans-4-Pro-OMe
CAS No.: 121148-00-3

Chemical Structure| 121148-00-3

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Product Details of [ 121148-00-3 ]

CAS No. :121148-00-3
Formula : C11H20N2O4
M.W : 244.29
SMILES Code : COC(=O)[C@@H]1C[C@@H](N)CN1C(=O)OC(C)(C)C
MDL No. :MFCD01861782
InChI Key :IOLQYMRFIIVPMQ-SFYZADRCSA-N
Pubchem ID :7009918

Safety of [ 121148-00-3 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302-H315-H319-H335
Precautionary Statements:P261-P305+P351+P338

Computational Chemistry of [ 121148-00-3 ] Show Less

Physicochemical Properties

Num. heavy atoms 17
Num. arom. heavy atoms 0
Fraction Csp3 0.82
Num. rotatable bonds 5
Num. H-bond acceptors 5.0
Num. H-bond donors 1.0
Molar Refractivity 65.39
TPSA ?

Topological Polar Surface Area: Calculated from
Ertl P. et al. 2000 J. Med. Chem.

81.86 Ų

Lipophilicity

Log Po/w (iLOGP)?

iLOGP: in-house physics-based method implemented from
Daina A et al. 2014 J. Chem. Inf. Model.

2.49
Log Po/w (XLOGP3)?

XLOGP3: Atomistic and knowledge-based method calculated by
XLOGP program, version 3.2.2, courtesy of CCBG, Shanghai Institute of Organic Chemistry

0.32
Log Po/w (WLOGP)?

WLOGP: Atomistic method implemented from
Wildman SA and Crippen GM. 1999 J. Chem. Inf. Model.

0.12
Log Po/w (MLOGP)?

MLOGP: Topological method implemented from
Moriguchi I. et al. 1992 Chem. Pharm. Bull.
Moriguchi I. et al. 1994 Chem. Pharm. Bull.
Lipinski PA. et al. 2001 Adv. Drug. Deliv. Rev.

0.22
Log Po/w (SILICOS-IT)?

SILICOS-IT: Hybrid fragmental/topological method calculated by
FILTER-IT program, version 1.0.2, courtesy of SILICOS-IT, http://www.silicos-it.com

-0.34
Consensus Log Po/w?

Consensus Log Po/w: Average of all five predictions

0.56

Water Solubility

Log S (ESOL):?

ESOL: Topological method implemented from
Delaney JS. 2004 J. Chem. Inf. Model.

-1.23
Solubility 14.5 mg/ml ; 0.0594 mol/l
Class?

Solubility class: Log S scale
Insoluble < -10 < Poorly < -6 < Moderately < -4 < Soluble < -2 Very < 0 < Highly

Very soluble
Log S (Ali)?

Ali: Topological method implemented from
Ali J. et al. 2012 J. Chem. Inf. Model.

-1.6
Solubility 6.1 mg/ml ; 0.025 mol/l
Class?

Solubility class: Log S scale
Insoluble < -10 < Poorly < -6 < Moderately < -4 < Soluble < -2 Very < 0 < Highly

Very soluble
Log S (SILICOS-IT)?

SILICOS-IT: Fragmental method calculated by
FILTER-IT program, version 1.0.2, courtesy of SILICOS-IT, http://www.silicos-it.com

-0.49
Solubility 79.4 mg/ml ; 0.325 mol/l
Class?

Solubility class: Log S scale
Insoluble < -10 < Poorly < -6 < Moderately < -4 < Soluble < -2 Very < 0 < Highly

Soluble

Pharmacokinetics

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)
and tested on 415 molecules (test set)
10-fold CV: ACC=0.72 / AUC=0.77
External: ACC=0.88 / AUC=0.94

No
CYP1A2 inhibitor?

Cytochrome P450 1A2 inhibitor: SVM model built on 9145 molecules (training set)
and tested on 3000 molecules (test set)
10-fold CV: ACC=0.83 / AUC=0.90
External: ACC=0.84 / AUC=0.91

No
CYP2C19 inhibitor?

Cytochrome P450 2C19 inhibitor: SVM model built on 9272 molecules (training set)
and tested on 3000 molecules (test set)
10-fold CV: ACC=0.80 / AUC=0.86
External: ACC=0.80 / AUC=0.87

No
CYP2C9 inhibitor?

Cytochrome P450 2C9 inhibitor: SVM model built on 5940 molecules (training set)
and tested on 2075 molecules (test set)
10-fold CV: ACC=0.78 / AUC=0.85
External: ACC=0.71 / AUC=0.81

No
CYP2D6 inhibitor?

Cytochrome P450 2D6 inhibitor: SVM model built on 3664 molecules (training set)
and tested on 1068 molecules (test set)
10-fold CV: ACC=0.79 / AUC=0.85
External: ACC=0.81 / AUC=0.87

No
CYP3A4 inhibitor?

Cytochrome P450 3A4 inhibitor: SVM model built on 7518 molecules (training set)
and tested on 2579 molecules (test set)
10-fold CV: ACC=0.77 / AUC=0.85
External: ACC=0.78 / AUC=0.86

No
Log Kp (skin permeation)?

Skin permeation: QSPR model implemented from
Potts RO and Guy RH. 1992 Pharm. Res.

-7.56 cm/s

Druglikeness

Lipinski?

Lipinski (Pfizer) filter: implemented from
Lipinski CA. et al. 2001 Adv. Drug Deliv. Rev.
MW ≤ 500
MLOGP ≤ 4.15
N or O ≤ 10
NH or OH ≤ 5

0.0
Ghose?

Ghose filter: implemented from
Ghose AK. et al. 1999 J. Comb. Chem.
160 ≤ MW ≤ 480
-0.4 ≤ WLOGP ≤ 5.6
40 ≤ MR ≤ 130
20 ≤ atoms ≤ 70

None
Veber?

Veber (GSK) filter: implemented from
Veber DF. et al. 2002 J. Med. Chem.
Rotatable bonds ≤ 10
TPSA ≤ 140

0.0
Egan?

Egan (Pharmacia) filter: implemented from
Egan WJ. et al. 2000 J. Med. Chem.
WLOGP ≤ 5.88
TPSA ≤ 131.6

0.0
Muegge?

Muegge (Bayer) filter: implemented from
Muegge I. et al. 2001 J. Med. Chem.
200 ≤ MW ≤ 600
-2 ≤ XLOGP ≤ 5
TPSA ≤ 150
Num. rings ≤ 7
Num. carbon > 4
Num. heteroatoms > 1
Num. rotatable bonds ≤ 15
H-bond acc. ≤ 10
H-bond don. ≤ 5

0.0
Bioavailability Score?

Abbott Bioavailability Score: Probability of F > 10% in rat
implemented from
Martin YC. 2005 J. Med. Chem.

0.55

Medicinal Chemistry

PAINS?

Pan Assay Interference Structures: implemented from
Baell JB. & Holloway GA. 2010 J. Med. Chem.

0.0 alert
Brenk?

Structural Alert: implemented from
Brenk R. et al. 2008 ChemMedChem

1.0 alert: heavy_metal
Leadlikeness?

Leadlikeness: implemented from
Teague SJ. 1999 Angew. Chem. Int. Ed.
250 ≤ MW ≤ 350
XLOGP ≤ 3.5
Num. rotatable bonds ≤ 7

No; 1 violation:MW<1.0
Synthetic accessibility?

Synthetic accessibility score: from 1 (very easy) to 10 (very difficult)
based on 1024 fragmental contributions (FP2) modulated by size and complexity penaties,
trained on 12'782'590 molecules and tested on 40 external molecules (r2 = 0.94)

3.3

Application In Synthesis of [ 121148-00-3 ]

* 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 [ 121148-00-3 ]

[ 121148-00-3 ] Synthesis Path-Downstream   1~35

  • 1
  • [ 28920-43-6 ]
  • [ 121148-00-3 ]
  • (2S,4R)-4-(9H-Fluoren-9-ylmethoxycarbonylamino)-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester [ No CAS ]
  • 2
  • [ 121147-97-5 ]
  • [ 121148-00-3 ]
YieldReaction ConditionsOperation in experiment
97% With palladium 10% on activated carbon; hydrogen; In methanol; at 20℃; for 12h; A mixture of (2S, 4R) -1-tert-butyl 2-methyl 4-azidopyrrolidine-1, 2-dicarboxylate (500 mg, 1.85 mmol) and Pd/C (10, 120 mg) in methanol (10 mL) was stirred at rt under H2 for 12 h and filtered. The filtrate was concentrated to give (2S, 4R) -1-tert-butyl 2-methyl 4-aminopyrrolidine-1, 2-dicarboxylate as colorless liquid (440 mg, 97) .1H NMR (400 MHz, CDCl3) : delta ppm 4.33-4.43 (m, 1H) , 3.67-3.78 (m, 2H) , 3.74 (s, 3H) , 3.06-3.20 (m, 1H) , 2.08-2.15 (m, 1H) , 1.91-2.05 (m, 1H) , 1.40-1.45 (m, 9H) and MS-ESI: m/z 145.25 [M+H-100] +.
97% With palladium 10% on activated carbon; hydrogen; In methanol; at 20℃; for 12h; The compound (2S, 4R) -2- methoxycarbonyl-4-azido-pyrrolidine-1-carboxylate (500mg, 1.85mmol) and Pd /C (10percent, 120mg) was dissolved in methanol (10 mL), at room temperature, normal pressure hydrogen reduction,the reaction is stopped after 12h the reaction, filtration, and the filtrate was concentrated to give 440 mg colorlessliquid: (2S, 4R) -2- methoxycarbonyl-4-amino-pyrrolidine-1-carboxylate, yield: 97percent.
97% With palladium 10% on activated carbon; hydrogen; In methanol; at 20℃; under 760.051 Torr; for 12h; The compound (2S, 4R) -2-methoxycarbonyl-4-azidopyrrolidine-1-carboxylate (500 mg, 1.85 mmol)And Pd / C (10percent, 120 mg) were dissolved in methanol (10 mL)At room temperature,Atmospheric pressure of hydrogen reduction,After 12 h reaction, the reaction was stopped,The filtrate was concentrated to give 440 mg of a colorless liquid: (2S, 4R) -2-methoxycarbonyl-4-aminopyrrolidine-1-carboxylic acidTert-butyl ester, yield: 97percent.
With hydrogen;palladium 10% on activated carbon; In methanol; under 2250.23 Torr; for 48h; 7.5 g (27.8 mmol) 1-tert.-butyl-2-methyl (2S,4R)-azido-pyrrolidine-1,2-dicarboxylate are dissolved in 15 ml of methanol, combined with 500 mg palladium/charcoal (10percent) and hydrogenated for two days with 3 bar hydrogen. Then the mixture is filtered and evaporated down i. vac. Rt value: 0.91 min (Method B) C11H20N2O4 (244.29) Mass spectrum: (M+H)+=245
With hydrogen;platinum on carbon; In methanol; at 20℃; under 1125.11 Torr; Example 4Into a pressure-proof reaction vessel of stainless steel (SUS) were placed 49.1 g (200 mmol, 1.00 eq) of optically active 4-hydroxyproline of the following formula (S-configuration at 2-position/R-configuration at 4-position, 98percent ee or higher, 98percent de or higher): 195 mL (1.03 M) of toluene, 200 mL (1.00 M) of acetonitrile, 40.5 g (400 mmol, 2.00 eq) of triethylamine and 133 g (413 mmol, 2.07 eq) of tetrabutylammonium bromide. Then, 40.8 g (400 mmol, 2.00 eq) of sulfuryl fluoride was blown from a cylinder into the reaction vessel under salt-ice cooling conditions. The resulting reaction mixture solution was stirred for 2 hours under salt-ice cooling conditions. It was confirmed by 1H-NMR analysis of the reaction mixture solution that the conversion rate of the reaction was 100percent.The thus-obtained reaction terminated liquid was washed with 300 mL of water. The organic layer was recovered, concentrated under a reduced pressure and subjected to vacuum drying, thereby yielding 145 g of a crude product of optically active 4-hydroxyl group substitution proline of the following formula (S-configuration at 2-position/S-configuration at 4-position): It was confirmed by 1H-NMR and 19F-NMR analysis of the crude product that no fluorinated compound of the following formula: was contained (less than 3 mol percent).It was also confirmed that there was a considerable amount of quaternary ammonium salt contained in the crude product (the mole ratio of the target compound and the quaternary ammonium salt was 53:47). To 68.4 g (estimated as 94.3 mmol) of the crude product, 51 mL (1.85 M) of toluene and 120 mL (0.786 M) of n-heptane were added. The resulting solution was stirred for 2 hours at room temperature, followed by filtering crystalline matter (quaternary ammonium salt) out of the solution. The filtration residue was washed with a small amount of n-heptane. The thus-obtained filtrate was concentrated under a reduced pressure and subjected to vacuum drying, thereby recovering 28.4 g of a purified product of optically active 4-hydroxyl group substitution proline of the above formula. It was confirmed by 1H-NMR analysis of the purified product that the quaternary ammonium salt had been totally removed (less than 3 mol percent). The yield of the product was 98percent. The 1H-NMR data of the optically active 4-hydroxyl group substitution proline was the same as that of Example 3.To 11.8 g (38.3 mmol, 1.00 eq) of the purified product of the optically active 4-hydroxyl group substitution proline of the above formula, 77 mL (0.497 M) of N,N-dimethylformamide and 2.74 g (42.1 mmol, 1.10 eq) of sodium azide were added. The resulting reaction mixture solution was stirred for 2 days at room temperature. It was confirmed by 1H-NMR analysis of the reaction mixture solution that the conversion rate of the reaction was 100percent.The thus-obtained reaction terminated liquid was diluted with 200 mL of ethyl acetate and washed three times with 100 mL of water. The organic layer was recovered, concentrated under a reduced pressure and subjected to vacuum drying, thereby yielding 12.5 g of a crude product of an azide compound of the following formula (S-configuration at 2-position/R-configuration at 4-position): It was confirmed by 1H-NMR analysis (quantitative analysis) of the crude product that 9.16 g of the target compound was contained (there was a considerable amount of N,N-dimethylformamide contained). The yield of the product was 89percent. The 1H-NMR data of the azide compound are indicated below. (No 4-position epimer (S-configuration at 4-position) was contained (less than 3 mol percent).)1H-NMR [reference material: (CH3)4Si, deuterium solvent: CDCl3] delta ppm; 1.42 (s, part of 9H), 1.47 (s, part of 9H), 2.18 (m, 1H), 2.33 (m, 1H), 3.42-3.84 (m, 2H), 3.74 (s, 3H), 4.20 (m, 1H), 4.38 (m, 1H).To 12.5 g (estimated as 33.9 mmol, 1.00 eq) of the crude product of the azide compound of the above formula, 34 mL (0.997 M) of methanol and 2.89 g (50percent water content, 0.679 mmol, 0.02 eq) of 5percent palladium/activated carbon were added. The resulting reaction mixture solution was stirred for one night at room temperature while setting the pressure of hydrogen gas (H2) at 0.15 MPa. It was confirmed by 1H-NMR analysis of the reaction mixture solution that the conversion rate of the reaction was 100percent.The thus-obtained reaction terminated liquid was subjected to Celite filtration. The filtrate was admixed with 3.53 g (33.9 mmol, 1.00 eq) of 35percent hydrochloric acid, stirred for 15 minutes at room temperature, concentrated under a reduced pressure, subjected to azeotropic dehydration twice with 100 mL of toluene, and then, subjected to vacuum drying. With this, 11.1 g of a crude product of hydrochloride of amino compound of the following formula (S-configuration at 2-position/R-configuration at 4-position): was yielded (There was contained a small amount of N,N-dimethylformamide and toluene). The yield o...

  • 3
  • [ 2991-42-6 ]
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  • [ 121148-20-7 ]
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  • [ 98-60-2 ]
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  • [ 722542-55-4 ]
  • 4-[1-<i>tert</i>-butoxycarbonyl-4-(<i>tert</i>-butyl-diphenyl-silanyloxy)-1<i>H</i>-indazol-3-ylmethyl]-amino}-pyrrolidine-1,2-dicarboxylic acid 1-<i>tert</i>-butyl ester 2-methyl ester [ No CAS ]
  • 9
  • [ 33252-28-7 ]
  • [ 121148-00-3 ]
  • [ 401568-95-4 ]
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  • [ 401564-23-6 ]
  • 12
  • [ 121148-00-3 ]
  • 6-[(3R,5S)-5-((S)-2-Cyano-pyrrolidine-1-carbonyl)-pyrrolidin-3-ylamino]-nicotinonitrile [ No CAS ]
  • 13
  • [ 121148-00-3 ]
  • [ 401564-60-1 ]
  • 15
  • [ 121148-00-3 ]
  • (2S,4R)-4-Benzenesulfonylamino-pyrrolidine-2-carboxylic acid methyl ester; hydrochloride [ No CAS ]
  • 16
  • [ 121148-00-3 ]
  • [ 367259-20-9 ]
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  • [ 367260-06-8 ]
  • 21
  • [ 121148-00-3 ]
  • (2S,4R)-1-((S)-2-Amino-2-cyclohexyl-acetyl)-4-[benzenesulfonyl-(3-benzyloxy-propyl)-amino]-pyrrolidine-2-carboxylic acid methyl ester; hydrochloride [ No CAS ]
  • 23
  • [ 40216-83-9 ]
  • [ 121148-00-3 ]
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  • [ 84520-67-2 ]
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  • [ 454474-09-0 ]
 

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