(R,S)-Labetalol

Name: (R,S)-Labetalol
Brand: Vaqora Chemicals
SKU: VQ-026327

About (R,S)-Labetalol

Listed under CAS 83167-31-1, (R,S)-Labetalol is a high-purity reference standard of Labetalol available from Vaqora Chemicals. The compound has the formula C19H24N2O3, corresponding to a molecular weight of 328.4 g/mol. Systematically, it is named 2-hydroxy-5-[(1R)-1-hydroxy-2-[[(2S)-4-phenylbutan-2-yl]amino]ethyl]benzamide. Alternative names: (R,S)-labetolol and (S,R)-Labetalol.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Laboratories use this Labetalol standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, (R,S)-Labetalol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Labetalol

View every impurity, metabolite and intermediate we list for Labetalol.

Labetalol impurities

Specifications & identifiers

Chemical identifiers
Product name	(R,S)-Labetalol
Catalogue No.	VQ-026327
CAS Number	83167-31-1
IUPAC name	2-hydroxy-5-[(1R)-1-hydroxy-2-[[(2S)-4-phenylbutan-2-yl]amino]ethyl]benzamide
Molecular formula	C₁₉H₂₄N₂O₃
Molecular weight	328.4 g/mol
Exact mass	328.1787
Grade	Reference Standard
HSN code	38229090
InChIKey	SGUAFYQXFOLMHL-UGSOOPFHSA-N
SMILES	C[C@@H](CCC1=CC=CC=C1)NC[C@@H](C2=CC(=C(C=C2)O)C(=O)N)O
PubChem CID	3046034

Physical properties
Physical form	Solid
LogP (XLogP3)	3.1
H-bond donors / acceptors	4 / 4
TPSA	95.6 Å²
Synonyms	(R,S)-labetolol, (S,R)-Labetalol, Labetolol, (R,S)-, (R,S)-(1)-5-(1-Hydroxy-2-((1-methyl-3-phenylpropyl)amino)ethyl)salicylamide, 2-hydroxy-5-[(1R)-1-hydroxy-2-{[(2S)-4-phenylbutan-2-yl]amino}ethyl]benzamide, 2-Hydroxy-5-((1R)-1-hydroxy-2-(((1S)-1-methyl-3-phenylpropyl)amino)ethyl)benzamide, Benzamide, 2-hydroxy-5-((1R)-1-hydroxy-2-(((1S)-1-methyl-3-phenylpropyl)amino)ethyl)-, 2-hydroxy-5-((R)-1-hydroxy-2-(((S)-4-phenylbutan-2-yl)amino)ethyl)benzamide, Benzamide, 2-hydroxy-5-(1-hydroxy-2-((1-methyl-3-phenylpropyl)amino)ethyl)-, (R-(R,S))-

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of (R,S)-Labetalol?

The CAS Registry Number of (R,S)-Labetalol is 83167-31-1. It is also known as (R,S)-labetolol, (S,R)-Labetalol, Labetolol, (R,S)-.

What is the molecular formula and molecular weight of (R,S)-Labetalol?

(R,S)-Labetalol has the molecular formula C19H24N2O3 and a molecular weight of 328.4 g/mol. Its IUPAC name is 2-hydroxy-5-[(1R)-1-hydroxy-2-[[(2S)-4-phenylbutan-2-yl]amino]ethyl]benzamide.

What is (R,S)-Labetalol used for?

(R,S)-Labetalol is supplied as a characterised reference material related to Labetalol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of (R,S)-Labetalol can I order?

We supply (R,S)-Labetalol in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with (R,S)-Labetalol?

Yes. Every lot of (R,S)-Labetalol is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can (R,S)-Labetalol be shipped internationally?

Yes. We export (R,S)-Labetalol worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.