A beta-blocker medicine used for the treatment of angina, high blood pressure and heart failure. Metoprolol is also used for the treatment of migraine headache. It works by lowering the heart rate, blood pressure, and strain on the heart. Reference standards of Metoprolol API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
rac 1-Chloro-3-[4-(2-methoxyethyl)phenoxy]-2-propanol
Catalogue No.:PA 13 36510
CAS :
Molecular Formula : C12H17ClO3
Molecular Weight : 244.71
3-Chloropropane-1,2-diol
Catalogue No.:PA 13 37510
Molecular Formula : C3H7ClO2
Molecular Weight : 110.54
1-[4-(2-Methoxyethyl)phenoxy]-2,3-epoxypropane
Catalogue No.:PA 13 37520
Molecular Formula : C12H16O3
Molecular Weight : 208.25
Metoprolol
Catalogue No.:PA 40 32000
Molecular Formula : C15H25NO3
Molecular Weight : 267.36
2-(Phenoxymethyl)oxirane
Catalogue No.:PA 40 0321003
Molecular Formula : C9H10O2
Molecular Weight : 150.18
N-Nitroso Metoprolol
Catalogue No.:PA 40 0321004
Molecular Formula : C15H24N2O4
Molecular Weight : 296.37
4-tert-Butoxychlorobenzene
Catalogue No.:PA 40 32510
Molecular Formula : C10H13ClO
Molecular Weight : 184.66
2-(4-(tert-Butoxy)phenyl)ethanol
Catalogue No.:PA 40 32520
Molecular Formula : C12H18O2
Molecular Weight : 194.27
1-tert-Butoxy-4-(2-methoxy-ethyl)-benzene
Catalogue No.:PA 40 32530
Molecular Formula : C13H20O2
Molecular Weight : 208.3
3-(2-Methoxyethyl)phenol
Catalogue No.:PA 13 36520
Molecular Formula : C9H12O2
Molecular Weight : 152.19
2-(2-Methoxyethyl)phenol
Catalogue No.:PA 13 36530
p-Methoxyphenethyl Methyl Ether
Catalogue No.:PA 13 36540
Molecular Formula : C10H14O2
Molecular Weight : 166.22
Metoprolol Bis Propanol
Catalogue No.:PA 13 37530
Molecular Formula : C21H28O5
Molecular Weight : 360.44
(R)-Metoprolol-d7
Catalogue No.:PA STI 064980
Molecular Formula : C15H18D7NO3
Molecular Weight : 274.41
Metoprolol-d7 Hydrochloride
Catalogue No.:PA STI 064981
Molecular Formula : C15H19D7ClNO3
Molecular Weight : 310.87
(S)-Metoprolol-d7
Catalogue No.:PA STI 064990
Metoprolol Acid-d5
Catalogue No.:PA STI 065000
Molecular Formula : C14H16D5NO4
Molecular Weight : 272.35
rac Metoprolol-d7
Catalogue No.:PA STI 065010
rac Metoprolol-d6 Hemi (+)-Tartrate
Catalogue No.:PA STI 065020
Molecular Formula : C34H44D12N2O12
Molecular Weight : 696.89
Metoprolol Acid-d5 Ethyl Ester
Catalogue No.:PA STI 065030
Molecular Formula : C16H20D5NO4
Molecular Weight : 300.40
N-Desisopropyl Metoprolol-d5
Catalogue No.:PA STI 027810
Molecular Formula : C12H14D5NO3
Molecular Weight : 230.31
O-Desmethyl Metoprolol-d5
Catalogue No.:PA STI 028430
Molecular Formula : C14H18D5NO3
Molecular Weight : 258.37
α-Hydroxy Metoprolol-d5 (Mixture of Diastereomers)
Catalogue No.:PA STI 050280
Molecular Formula : C15H20D5NO4
Molecular Weight : 288.39
3-[4-(2-Methoxyethyl)phenoxy]-1,2-propanediol-d5
Catalogue No.:PA STI 058720
Molecular Formula : C12H13D5O4
Molecular Weight : 231.30
4-(2-Methoxyethyl)aniline-d3
Catalogue No.:PA STI 058780
Molecular Formula : C9H10D3NO
Molecular Weight : 154.22
Catalogue No.:PA IPIPRS 102 15
Molecular Formula :
Molecular Weight : NA
Catalogue No.:PA IPIPRS 48 14
Metoprolol tartrate (M1830000)
Catalogue No.:PA EPM1830000
Molecular Formula : NA
Metoprolol impurity A (Y0000145)
Catalogue No.:PA EPY0000145
Metoprolol succinate - reference spectrum (Y0000171)
Catalogue No.:PA EPY0000171
Metoprolol Related Compound A ((+/-)1-(ethylamino)-3-[4-(2-methoxyethyl)phenoxy]-propan-2-ol) (1441232)
Catalogue No.:PA USP1441232
Metoprolol Related Compound B ((+/-)1-Chloro-2-hydroxy-3-[4-(2-methoxyethyl)phenoxy]-propane) (1441243)
Catalogue No.:PA USP1441243
Metoprolol Related Compound C ((+/-)4-[2-Hydroxy-3-(1-methylethyl)aminopropoxy]benzaldehyde hydroch (1441254)
Catalogue No.:PA USP1441254
Metoprolol Related Compound D ((+/-)N,N-bis-[2-hydroxy-3-[4-(2-methoxyethyl)phenoxy]propyl](1-methy (1441265)
Catalogue No.:PA USP1441265
Metoprolol Fumarate (1441287)
Catalogue No.:PA USP1441287
Metoprolol Succinate (1441298)
Catalogue No.:PA USP1441298
Metoprolol Tartrate (1441301)
Catalogue No.:PA USP1441301
metoprolol tartrate (540RB)
Catalogue No.:PA BP540RB
1-(4-(2-Hydroxy-3-(isopropylamino)propoxy)phenyl)-2-methoxyethan-1-one
Catalogue No.:PA 40 32540
Molecular Formula : C15H23NO4
Molecular Weight : 281.35
(S)-Metoprolol
Catalogue No.:PA 40 32550
Molecular Weight : 267.37
4-(2-Oxiranylmethoxy)benzeneacetic Acid Ethyl Ester
Catalogue No.:PA 40 32560
Molecular Formula : C13H16O4
Molecular Weight : 236.26
(S)-3-[4-(2-Methoxyethyl)phenoxy]-1,2-epoxypropane
Catalogue No.:PA 40 0321000
Molecular Weight : 208.26
N-Desisopropyl Metoprolol
Catalogue No.:PA 40 0321002
Molecular Formula : C12H19NO3
Molecular Weight : 225.29
Metoprolol hydrochloride
Catalogue No.:PA 40 0321001
Molecular Formula : C15H26ClNO3
Molecular Weight : 303.83
1-[2-(2-Methoxyethyl)phenyoxy]-2,3- epoxypropane
Catalogue No.:PA 13 0371000
1,3-Bis[4-(2-methoxyethyl)phenoxy]-2-propanol
Catalogue No.:PA 13 0371001
Molecular Weight : 360.45
3-(2-Hydroxyethyl)phenol
Catalogue No.:PA 40 0321005
Molecular Formula : C8H10O2
Molecular Weight : 138.17
Metoprolol D5
Catalogue No.:PA STI 089128
Molecular Formula : C15H20D5NO3
Molecular Weight : 272.4
Metoprolol Tartrate (IPRS/55/20) -from IPC
Catalogue No.:PA IPRS 55 20
Metoprolol Succinate (IPRSM013)
Catalogue No.:PA IPRSM013
N-Ethyl-N-(2-hydroxy-3-(4-(2-methoxyethyl)phenoxy)propyl)nitrous Amide
Catalogue No.:PA 40 0321006
Molecular Formula : C14H22N2O4
Molecular Weight : 282.34
N-(3-(4-Formylphenoxy)-2-hydroxypropyl)-N-isopropylnitrous Amide
Catalogue No.:PA 40 0321007
Molecular Formula : C13H18N2O4
Molecular Weight : 266.3
Metoprolol Impurity A (IMPE020)
Catalogue No.:PA IMPE020
(1-Methyl-2-phenyl-ethyl)-carbamic acid isobutyl ester
Catalogue No.:PA 40 0321008
Molecular Formula : C14H21NO2
Molecular Weight : 235.33
N-(2-Hydroxy-3-(4-(2-methoxyethyl)phenoxy)propyl)-N-(propan-2-yl-d7)nitrous amide
Catalogue No.:PA STI 089585
Molecular Formula : C15H17D7N2O4
Molecular Weight : 303.41
Methyl 3-(4-(2-hydroxy-3-(isopropylamino)propoxy)phenyl)-3-oxopropanoate
Catalogue No.:PA 40 0321010
Molecular Formula : C16H23NO5
Molecular Weight : 309.36
1-(4-(2-Methoxyethyl)phenoxy)-3-(oxiran-2-ylmethoxy)propan-2-ol
Catalogue No.:PA 40 0321011
Molecular Formula : C15H22O5
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