tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate

Base Information

• Chemical Name: tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate
• CAS No.: 162045-30-9
• Molecular Formula: C₁₈H₂₄N₂O₄
• Molecular Weight: 332.4
• Hs Code.: 2934999090
• DSSTox Substance ID: DTXSID90442258
• Mol file: 162045-30-9.mol

Synonyms:162045-30-9;tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate;N-Boc-1-(4-Piperidinyl)-1,2-dihydro-4H-3,1-benzoxazin-2-one;tert-Butyl4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate;tert-butyl 4-(2-oxo-4H-3,1-benzoxazin-1-yl)piperidine-1-carboxylate;SCHEMBL7351827;DTXSID90442258;XJVWIJJRQGZWEZ-UHFFFAOYSA-N;MFCD13195453;AKOS015855752;DS-0764;1-Piperidinecarboxylic acid, 4-(2-oxo-2H-3,1-benzoxazin-1(4H)-yl)-, 1,1-dimethylethyl ester;tert-butyl 4-(2-oxo-2,4-dihydro-1H-3,1-benzoxazin-1-yl)piperidine-1-carboxylate;CS-0045383;FT-0741819;tert-Butyl 4-(2-oxo-2H-3,1-benzoxazin-1(4H)-yl)piperidine-1-carboxylate

Chemical Property of tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate

Chemical Property:

• Boiling Point: 449.2±45.0 °C(Predicted)
• PKA: 0.77±0.20(Predicted)
• PSA: 59.08000
• Density: 1.216±0.06 g/cm3(Predicted)
• LogP: 3.54560
• XLogP3: 2.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 3
• Exact Mass: 332.17360725
• Heavy Atom Count: 24
• Complexity: 480

Purity/Quality:

97% ^*data from raw suppliers

N-Boc-1-(4-piperidinyl)-1,2-dihydro-4H-3,1-benzoxazin-2-one 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC(C)(C)OC(=O)N1CCC(CC1)N2C3=CC=CC=C3COC2=O

Technology Process of tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate

There total 6 articles about tert-Butyl 4-(2-oxo-2,4-dihydro-1H-benzo[d][1,3]oxazin-1-yl)piperidine-1-carboxylate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 75.0%

bis(trichloromethyl) carbonate (32315-10-9) + 1-(tert-Butoxycarbonyl)-4-[(2-hydroxymethylphenyl)amino]piperidine (162045-29-6) → 1-(N-t-butyloxy-carbonyl-4-piperidinyl)-4H-3,1-benzoxazin-2(1H)-one (162045-30-9)

Guidance literature:

With N-ethyl-N,N-diisopropylamine; In tetrahydrofuran;

DOI:10.1021/jm00023a002

Reference yield:

1-tert-butoxycarbonyl-4-[(2-hydroxymethyl)phenylamino]piperidine (179323-66-1) + bis(trichloromethyl) carbonate (32315-10-9) + 1-(tert-Butoxycarbonyl)-4-[(2-hydroxymethylphenyl)amino]piperidine (162045-29-6) → 1-(N-t-butyloxy-carbonyl-4-piperidinyl)-4H-3,1-benzoxazin-2(1H)-one (162045-30-9)

Guidance literature:

With N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; ethyl acetate;

Reference yield:

2-Aminobenzyl alcohol (5344-90-1) → 1-(N-t-butyloxy-carbonyl-4-piperidinyl)-4H-3,1-benzoxazin-2(1H)-one (162045-30-9)

Guidance literature:

Multi-step reaction with 2 steps

1.1: acetic acid / toluene / 6 h / Heating

1.2: NaBH₃CN; acetic acid / toluene; tetrahydrofuran / 24 h / 20 °C

2.1: N,N-diisopropylethylamine / tetrahydrofuran / 73 h / 0 - 20 °C

With acetic acid; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; toluene;

DOI:10.1021/jm049599u

upstream raw materials:

bis(trichloromethyl) carbonate

1-(tert-Butoxycarbonyl)-4-[(2-hydroxymethylphenyl)amino]piperidine

2-Aminobenzyl alcohol

N-tert-butyloxycarbonylpiperidin-4-one

Downstream raw materials:

4-{3-Methoxy-4-[4-(2-oxo-4H-benzo[d][1,3]oxazin-1-yl)-piperidine-1-carbonyl]-phenoxy}-piperidine-1-carboxylic acid tert-butyl ester

1-[1-(5-Fluoro-4-hydroxy-2-methoxy-benzoyl)-piperidin-4-yl]-1,4-dihydro-benzo[d][1,3]oxazin-2-one

1-(1-(4-(N-tert-butyloxycarbonyl-4-piperidinyloxy)-5-fluoro-2-methoxy-benzoyl)-piperidin-4-yl)-4H-3,1-benzoxazin-2(1H)-one

1-(1-{2-methoxy-4-[1-(2-methylpyridin-3-ylcarbonyl)piperidin-4-yloxy]benzoyl}piperidin-4-yl)-1,4-dihydrobenz[d][1,3]oxazin-2-one

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