| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for producing 2,2-difluoro-3-halopropionate ester, advantageous in cost.SOLUTION: The fluorine-containing halosulfuric acid propyl derivative is a compound represented by the formula (1) (in the formula, X represents a chlorine atom or a fluorine atom, Rand Reach represents a hydrogen atom or a fluorine atom, and Rand Rtogether forms an oxo group or each represents a hydrogen atom, and when Rand Reach is a hydrogen atom, Rand Rtogether forms an oxo group, and when Rand Reach is a fluorine atom, Rand Reach represents a hydrogen atom). |
