Molekula

Ipratropium Bromide - USP CRS

SKU 90036992 CAS 66985-17-9 C20H30BrNO3 · H2O MW 430.38 Available on enquiry

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch

Ipratropium bromide USP CRS is a quaternary ammonium derivative of atropine, primarily used as a bronchodilator in respiratory treatments for conditions like COPD and asthma. It works by blocking muscarinic acetylcholine receptors, reducing bronchoconstriction. This reference standard meets USP specifications, with a CAS number of 66985-17-9, molecular formula C20H30BrNO3·H2O, and a molecular weight of 430.38. Store between 2–8°C, and handle with caution (signal word: Warning). Molekula supplies Ipratropium Bromide USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.

Contact sales

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Paste this into the structure editor to work on it

Overview

SKU: 90036992
CAS Number: 66985-17-9
IUPAC Name: [(1S,5R)-8-methyl-8-propan-2-yl-8-azoniabicyclo[3.2.1]octan-3-yl] 3-hydroxy-2-phenylpropanoate;bromide;hydrate
Molecular Formula: C20H30BrNO3 · H2O
Molecular Weight: 430.38
Exact Mass: 429.1515
SMILES: CC(C)[N+]1([C@@H]2CC[C@H]1CC(C2)OC(=O)C(CO)C3=CC=CC=C3)C.O.[Br-]
InChIKey: KEWHKYJURDBRMN-XFQAGIBXSA-M
InChI: InChI=1S/C20H30NO3.BrH.H2O/c1-14(2)21(3)16-9-10-17(21)12-18(11-16)24-20(23)19(13-22)15-7-5-4-6-8-15;;/h4-8,14,16-19,22H,9-13H2,1-3H3;1H;1H2/q+1;;/p-1/t16-,17+,18?,19?,21?;;
PubChem CID: 16738693

See the other grade of CAS 66985-17-9 →

Frequently asked questions

What is Ipratropium Bromide USP CRS used for?

Ipratropium Bromide USP CRS is primarily used as a reference standard for analytical testing in pharmaceutical formulations, particularly in inhalers for COPD and asthma treatment.

What is the chemical formula and molecular weight of Ipratropium Bromide USP CRS?

The chemical formula is **C₂₀H₃₀BrNO₃·H₂O**, and the molecular weight is **430.38 g/mol**.

How should Ipratropium Bromide USP CRS be stored?

Store at **2–8°C** (refrigerated) in a dry, well-ventilated area, away from direct sunlight and incompatible substances.

What grade of Ipratropium Bromide does Molekula supply, and is USP CRS available?

Molekula supplies **USP CRS (Certified Reference Standard) grade** Ipratropium Bromide, meeting strict pharmaceutical quality standards.

Can Molekula supply Ipratropium Bromide USP CRS in bulk quantities?

Yes, bulk quantities are available upon request—contact us for pricing and minimum order quantities.

What documentation comes with an order of Ipratropium Bromide USP CRS?

Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.

Related products

Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.