(-)-Norephedrine

Name: (-)-Norephedrine
Brand: Zemixal
SKU: ZX-018894

Reference StandardAvailable on request

(-)-Norephedrine (CAS 492-41-1) supplier Zemixal: C9H13NO, COA and SDS with every lot, worldwide shipping. Packs from 10 mg.

Pack sizes

CAS number492-41-1

FormulaC₉H₁₃NO

Molar mass151.21 g/mol

Physical formSolid

HS code38229090

InChIKeyDLNKOYKMWOXYQA-CBAPKCEASA-N

IUPAC name(1R,2S)-2-amino-1-phenylpropan-1-ol

About (-)-Norephedrine

Zemixal lists (-)-Norephedrine for laboratories that identify, quantify or control Ephedrine and its related substances. Identity at a glance (Reference Standard): CAS 492-41-1, formula C9H13NO and molar mass 151.21 g/mol. It is handled as a solid.

Common uses in the lab and plant

Metabolite identification
Stability-indicating methods
Impurity profiling

Safe handling

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Ephedrine

See every impurity, metabolite and related compound we list for this API.

Ephedrine standards

Typical uses

Metabolite identification
Stability-indicating methods
Impurity profiling

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of (-)-Norephedrine
Product name	(-)-Norephedrine
Catalogue number	ZX-018894
CAS number	492-41-1
IUPAC name	(1R,2S)-2-amino-1-phenylpropan-1-ol
Molecular formula	C₉H₁₃NO
Molar mass	151.21 g/mol
Exact mass	151.0997
Grade	Reference Standard
Physical form	Solid
XLogP3	0.8
H-bond donors / acceptors	2 / 2
Topological polar surface area	46.3 Å²
HS code	38229090
InChIKey	DLNKOYKMWOXYQA-CBAPKCEASA-N
SMILES	C[C@@H]([C@@H](C1=CC=CC=C1)O)N
PubChem CID	10297
Synonyms	L-Norephedrine Base, phenylpropanolamine, Propadrine, Phenylfenesin, Rinexin, erythro-2-Amino-1-phenyl-1-propanol, Benzenemethanol, alpha-(1-aminoethyl)-, (R,S)-(+-)-, Phenylpropanolamine 1534, 2-amino-1-phenylpropan-1-ol, l-Norephedrine, (1R,2S)-Norephedrine

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of (-)-Norephedrine
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about (-)-Norephedrine

Which CAS number identifies (-)-Norephedrine?

(-)-Norephedrine is registered under CAS 492-41-1. You may also see it listed as L-Norephedrine Base, phenylpropanolamine, Propadrine. Our catalogue number for this item is ZX-018894.

What are the formula and molar mass of (-)-Norephedrine?

For (-)-Norephedrine, its formula is C9H13NO and its molar mass is 151.21 g/mol. The systematic (IUPAC) name is (1R,2S)-2-amino-1-phenylpropan-1-ol. InChIKey DLNKOYKMWOXYQA-CBAPKCEASA-N lets you match it in any structure database.

How is (-)-Norephedrine used in pharmaceutical QC?

(-)-Norephedrine is a characterised reference material linked to Ephedrine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for (-)-Norephedrine?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with (-)-Norephedrine?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship (-)-Norephedrine to my country?

Yes. Because (-)-Norephedrine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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