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API Reference Standards

Acesulfame

Reference StandardAvailable on request

Buy Acesulfame (CAS 33665-90-6) from Zemixal: C4H5NO4S, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-032977.

Pack sizes
Acesulfame chemical structure
CAS number33665-90-6
FormulaC4H5NO4S
Molar mass163.15 g/mol
Physical formSolid
HS code38229090
InChIKeyYGCFIWIQZPHFLU-UHFFFAOYSA-N
IUPAC name6-methyl-2,2-dioxooxathiazin-4-one

About Acesulfame

Zemixal lists Acesulfame for laboratories that identify, quantify or control Acesulfame and its related substances. Identity at a glance (Reference Standard): CAS 33665-90-6, formula C4H5NO4S and molar mass 163.15 g/mol. It is handled as a solid.

Use cases we see most often

  • Identification & assay
  • Method development & validation
  • QC reference material

Storage and safety notes

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

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. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Acesulfame

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

Acesulfame standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Acesulfame
Product nameAcesulfame
Catalogue numberZX-032977
CAS number33665-90-6
IUPAC name6-methyl-2,2-dioxooxathiazin-4-one
Molecular formulaC4H5NO4S
Molar mass163.15 g/mol
Exact mass162.9939
GradeReference Standard
Physical formSolid
XLogP3-0.3
H-bond donors / acceptors1 / 4
Topological polar surface area80.9 Ų
HS code38229090
InChIKeyYGCFIWIQZPHFLU-UHFFFAOYSA-N
SMILESCC1=CC(=O)NS(=O)(=O)O1
PubChem CID36573
Synonyms6-Methyl-1,2,3-oxathiazin-4(3H)-one 2,2-dioxide, 6-Methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide, 6-methyl-3,4-dihydro-1,2lambda6,3-oxathiazine-2,2,4-trione, 6-Methyl-1,2,3-oxathiazin-4(3H)-on 2,2-dioxid, 1,2,3-Oxathiazin-4(3H)-one, 6-methyl-, 2,2-dioxide, 3,4-Dihydro-6-methyl-1,2,3-oxathiazin-4-one-2,2-dioxide, 6-methyl-3,4-dihydro-1,2$l^(6),3-oxathiazine-2,2,4-trione, 6-methyl-3,4-dihydro-1,2$l^{6},3-oxathiazine-2,2,4-trione, 6-methyl-2H-1,2lambda~6~,3-oxathiazine-2,2,4(3H)-trione, Sweet One

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 Acesulfame
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Acesulfame

Which CAS number identifies Acesulfame?
Acesulfame is registered under CAS 33665-90-6. You may also see it listed as 6-Methyl-1,2,3-oxathiazin-4(3H)-one 2,2-dioxide, 6-Methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide, 6-methyl-3,4-dihydro-1,2lambda6,3-oxathiazine-2,2,4-trione. Our catalogue number for this item is ZX-032977.
What are the formula and molar mass of Acesulfame?
For Acesulfame, its formula is C4H5NO4S and its molar mass is 163.15 g/mol. The systematic (IUPAC) name is 6-methyl-2,2-dioxooxathiazin-4-one. InChIKey YGCFIWIQZPHFLU-UHFFFAOYSA-N lets you match it in any structure database.
How is Acesulfame used in pharmaceutical QC?
Acesulfame is a characterised reference material linked to Acesulfame. 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 Acesulfame?
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 Acesulfame?
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 Acesulfame to my country?
Yes. Because Acesulfame 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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