4-((2-Isopropoxyethoxy)methyl)phenol

It is listed in pharmaceutical impurity catalogs as Bisoprolol Impurity M (or Impurity 14). The structure contains the characteristic aryloxy side chain found in β-blocker chemistry and is used in synthetic routes related to Bisoprolol manufacturing. 4-((2-Isopropoxyethoxy)methyl)phenol (CAS 177034-57-0) is mainly known as a pharmaceutical intermediate/impurity, not as an API.

API Name Bisoprolol fumarate
CAS No 177034-57-0
Molecular Formula C12H18O3
Molecular Weight 210.27 g/mol
Synonyms 4-(2-propan-2-yloxyethoxymethyl)phenol

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