1-Bromo-3-chloropropane → HCID 13808543, compound
Reaction equation
[CH3:1][C:2]1[CH:3]=[CH:4][C:5]2[O:11][CH2:10][C:9](=[O:12])[CH:8]([C:13]([O:15][CH3:16])=[O:14])[S:7][C:6]=2[CH:17]=1.Br[CH2:19][CH2:20][CH2:21][Cl:22]>>[Cl:22][CH2:21][CH2:20][CH2:19][C:8]1([C:13]([O:15][CH3:16])=[O:14])[S:7][C:6]2[CH:17]=[C:2]([CH3:1])[CH:3]=[CH:4][C:5]=2[O:11][CH2:10][C:9]1=[O:12]Participants
3
Procedure
Methyl 7-methyl-3-oxo-3,4-dihydro-2H-1,5-benzoxathiepin-4-carboxylate (4.1 g) is treated with 1-bromo-3-chloropropane in the same manner as described in Reference Example 25 to give methyl 4-(3-chloropropyl)-7-methyl-3-oxo-3,4-dihydro-2H-1,5-benzoxathiepin-4-carboxylate (2.0 g) as a colorless oil.
Sources & evidence
- ORD record
- ord-c9c5444da0ee48c1b89967a51e2339d0
- Source dataset
- uspto-grants-1988_06
- Patent number
- US04751316
Reaction notes
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