Systematic name
(1R,2S)-2-Amino-1-phenylpropan-1-ol
Other names, synonyms
Phenylpropanolamine; Propadrine; Phenylfenesin; (±)-Phenylpropanolamine; (±)-Norephedrine; DL-Phenylpropanolamine; DL-Norephedrine
Trade names; preparations
Rinexin; Norephedrine
Molecular formula and structural formula of Norephedrine:
C9H13NO
Mr = 151.209 g/mol
(1R,2S)-2-Amino-1-phenylpropan-1-ol
SMILES: C[C@@H]([C@@H](C1=CC=CC=C1)O)N
Calculated NMR spectrum (Predict Spectra via NMRDB)
1H NMR Spektrum, 13C NMR Spektrum.
Mass-related elemental composition and isotope proportions of the compound Norephedrine - C9H13NO - calculated based on molecular mass.
*) The third column lists the atomic masses or isotope masses of the elements involved and - in square brackets - the natural isotope composition.
The molar mass is M = 151.209 grams per mole.
The amount of substance in one kilogram of the substance is n = 6.613 mol.
The amount of substance in one gram of the substance is n = 0.007 mol.
Monoisotopic mass: 151.09971404185 Da - related to 12C91H1314N16O.
(General information without guarantee of accuracy and completeness! The information does not replace the chemical safety data sheet or a risk assessment, but rather provides a general overview of the risk posed by the hazardous substance.

Signal word: Warning
GHS hazard statements (H phrases):
Labeling in the EU: See ECHA Substance Infocard 100.035.349.
The table below lists producers and suppliers of Norephedrine as a commercial chemical for laboratories, research, industry and production with the corresponding contact details.
[0] - Specialist and research articles in scientific journals via PubMed: Norephedrine.
Last update: 2026-02-11
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