Chloroacetyl chloride → HCID 18475852, compound
Reaction equation
[CH3:1][O:2][C:3]1[CH:17]=[C:16]([O:18][CH3:19])[CH:15]=[CH:14][C:4]=1[CH2:5][NH:6][C:7]1[CH:12]=[CH:11][CH:10]=[C:9]([OH:13])[CH:8]=1.[Cl:20][CH2:21][C:22](Cl)=[O:23]>CCOC(C)=O>[Cl:20][CH2:21][C:22]([N:6]([CH2:5][C:4]1[CH:14]=[CH:15][C:16]([O:18][CH3:19])=[CH:17][C:3]=1[O:2][CH3:1])[C:7]1[CH:12]=[CH:11][CH:10]=[C:9]([OH:13])[CH:8]=1)=[O:23]Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
To a solution of the product from Step I (1 equiv) in 1:1 EtOAc-saturated NaHCO3 solution at 0° C. is added chloroacetyl chloride (3 equiv) dropwise. After completion, the layers a separated, and the organic solution is washed with water and brine, dried (Na2SO4), filtered, and concentrated in vacuo to provide the titled product.
Workup
- washAfter completion, the layers a separated, and the organic solution is washed with water and brine
- dry with materialdried (Na2SO4)
- filtrationfiltered
- concentrationconcentrated in vacuo
Sources & evidence
- ORD record
- ord-c2be024c24e342b3867f1656c01b6dff
- Source dataset
- uspto-grants-2002_06
- Patent number
- US06410534B1
Reaction notes
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