Hydrochloric Acid → 1-(Tetrahydro-2H-pyran-4-yl)piperidin-4-amine

HRID 1045163Notes

Reaction equation

HRID 1045163 reaction equation
[O:1]1[CH2:6][CH2:5][CH:4]([N:7]2[CH2:12][CH2:11][CH:10]([NH:13]C(=O)OC(C)(C)C)[CH2:9][CH2:8]2)[CH2:3][CH2:2]1.Cl>ClCCl>[O:1]1[CH2:2][CH2:3][CH:4]([N:7]2[CH2:12][CH2:11][CH:10]([NH2:13])[CH2:9][CH2:8]2)[CH2:5][CH2:6]1

Participants

4

Reactant 2

HCID 313Hydrochloric AcidHCID 45792109tert-butyl N-[1-(oxan-4-yl)piperidin-4-yl]carbamate

Product 1

HCID 225621451-(Tetrahydro-2H-pyran-4-yl)piperidin-4-amine

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

A solution of EXAMPLE 173A (52.57 g) in dichloromethane (900 mL) was treated with 4M HCl (462 mL), mixed vigorously at room temperature for 16 hours and concentrated.

Workup

  1. additionmixed vigorously at room temperature for 16 hours
  2. concentrationconcentrated

Sources & evidence

ORD record
ord-466870e1504a49319d4cdcce8d4c3d54
Source dataset
uspto-grants-2013_10
Patent number
US08563735B2

Reaction notes

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