Molekula
Olopatadine Related Compound B - USP CRS
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Olopatadine Related Compound B - USP CRS is a high-purity reference standard used primarily for analytical method validation and quality control in pharmaceutical testing, particularly for olopatadine hydrochloride—a common antihistamine and mast cell stabilizer. It serves as a calibration and identification benchmark in HPLC, GC, and spectroscopic analyses. This compound has a CAS number of 173174-07-7, a molecular formula of C21H23NO4, and a molecular weight of 353.4 g/mol. It must be stored at -15 to -20°C to maintain stability. The substance carries a **Warning** signal word under GHS classification. Molekula supplies Olopatadine Related Compound B - USP CRS from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | -15 to -20 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90037590 |
| CAS Number | 173174-07-7 |
| IUPAC Name | (3Z)-3-[2-(carboxymethyl)-6H-benzo[c][1]benzoxepin-11-ylidene]-N,N-dimethylpropan-1-amine oxide |
| Molecular Formula | C21H23NO4 |
| Molecular Weight | 353.4 |
| Exact Mass | 353.1627 |
| SMILES | C[N+](C)(CC/C=C\1/C2=CC=CC=C2COC3=C1C=C(C=C3)CC(=O)O)[O-] |
| InChIKey | TXKZPVWYFNGMCP-LSCVHKIXSA-N |
| InChI | InChI=1S/C21H23NO4/c1-22(2,25)11-5-8-18-17-7-4-3-6-16(17)14-26-20-10-9-15(12-19(18)20)13-21(23)24/h3-4,6-10,12H,5,11,13-14H2,1-2H3,(H,23,24)/b18-8- |
| PubChem CID | 9950431 |
| REACH Code | Y110 |
| HTS Code | 29329970 |
| Tariff Code | 2932990090 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H303 May be harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H361d Suspected of damaging fertility. Suspected of damaging the unborn child.
- H362 May cause harm to breast-fed children
Precautionary statements
- P201 Obtain special instructions before use
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- OLOPATADINE (M3)
- OLOPATADINE METABOLITE (M3)
- Olopatadine N-Oxide
- Olopatadine USP RC B
- Olopatadine-d3 N-Oxide
Frequently asked questions
What is Olopatadine Related Compound B - USP CRS used for?
This compound is primarily used as a reference standard for analytical testing, quality control, and research in pharmaceutical development, particularly for olopatadine-related studies.
What is the chemical formula and molecular weight of Olopatadine Related Compound B?
The chemical formula is **C₂₁H₂₃NO₄** and the molecular weight is **353.4 g/mol**.
How should Olopatadine Related Compound B be stored?
Store at **-15 to -20°C** to maintain stability and prevent degradation.
What grade is available for Olopatadine Related Compound B?
This product is supplied as **USP Certified Reference Standard (CRS)**, meeting stringent purity and documentation requirements for analytical use.
Can Molekula supply Olopatadine Related Compound B in bulk quantities?
Bulk quantities are available upon request—please contact Molekula for pricing, lead times, and minimum order quantities.
What documentation comes with the order of Olopatadine Related Compound B?
Each order includes a **Certificate of Analysis (CoA)**, **Safety Data Sheet (SDS)**, and **USP CRS documentation** confirming identity, purity, and compliance.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.