Ondansetron

Name: Ondansetron
Brand: Zemixal
SKU: ZX-006697

Reference StandardIn stock

Ondansetron (CAS 99614-02-5) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg. Catalogue no. ZX-006697.

Pack sizes

CAS number99614-02-5

FormulaC₁₈H₁₉N₃O

Molar mass293.4 g/mol

Physical formSolid

HS code38229090

InChIKeyFELGMEQIXOGIFQ-UHFFFAOYSA-N

IUPAC name9-methyl-3-[(2-methylimidazol-1-yl)methyl]-2,3-dihydro-1H-carbazol-4-one

About Ondansetron

Analytical teams working on Ondansetron use Ondansetron as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 99614-02-5, formula C18H19N3O and molar mass 293.4 g/mol. It is handled as a solid.

Use cases we see most often

Identification & assay
Method development & validation
QC reference material

Safe handling

Hazard communication follows GHS (Danger: H301, H315, H318 and H319). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Ondansetron

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

Ondansetron standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Ondansetron
Product name	Ondansetron
Catalogue number	ZX-006697
CAS number	99614-02-5
IUPAC name	9-methyl-3-[(2-methylimidazol-1-yl)methyl]-2,3-dihydro-1H-carbazol-4-one
Molecular formula	C₁₈H₁₉N₃O
Molar mass	293.4 g/mol
Exact mass	293.1528
Grade	Reference Standard
Physical form	Solid
XLogP3	2.3
H-bond donors / acceptors	0 / 2
Topological polar surface area	39.8 Å²
HS code	38229090
InChIKey	FELGMEQIXOGIFQ-UHFFFAOYSA-N
SMILES	CC1=NC=CN1CC2CCC3=C(C2=O)C4=CC=CC=C4N3C
PubChem CID	4595
Synonyms	1,2,3,9-Tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one, 9-methyl-3-((2-methyl-1H-imidazol-1-yl)methyl)-2,3-dihydro-1H-carbazol-4(9H)-one, 1,2,3,4-Tetrahydro-9-methyl-3-(2-methyl-1H-imidazol-1-ylmethyl)carbazol-4-one, 1,2,3,4-Tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-9H-carbazol-4-one, Ondalenz, Setron, Yatrox, Zofran, Zophren, Zudan, Zofran ODT, EUR-1025

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

Safety and GHS hazards

Corrosive

Acute toxicity

Irritant or harmful

Hazardous to the environment

Signal word Danger

H301Toxic if swallowed
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation
H362May cause harm to breast-fed children
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements P203, P260, P261, P263, P264, P264 + P265, P270, P271, P273, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, P318, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P391

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 Ondansetron
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request
250 mg	Quoted on request
500 mg	Quoted on request
1 g	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 Ondansetron

Which CAS number identifies Ondansetron?

Ondansetron is registered under CAS 99614-02-5. You may also see it listed as 1,2,3,9-Tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one, 9-methyl-3-((2-methyl-1H-imidazol-1-yl)methyl)-2,3-dihydro-1H-carbazol-4(9H)-one, 1,2,3,4-Tetrahydro-9-methyl-3-(2-methyl-1H-imidazol-1-ylmethyl)carbazol-4-one. Our catalogue number for this item is ZX-006697.

What are the formula and molar mass of Ondansetron?

For Ondansetron, its formula is C18H19N3O and its molar mass is 293.4 g/mol. The systematic (IUPAC) name is 9-methyl-3-[(2-methylimidazol-1-yl)methyl]-2,3-dihydro-1H-carbazol-4-one. InChIKey FELGMEQIXOGIFQ-UHFFFAOYSA-N lets you match it in any structure database.

How is Ondansetron used in pharmaceutical QC?

Ondansetron is a characterised reference material linked to Ondansetron. 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 Ondansetron?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Ondansetron?

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 Ondansetron to my country?

Yes. Because Ondansetron 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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