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API Impurities

Carbamoyloxyurea

Reference StandardAvailable on request

Order Carbamoyloxyurea (CAS 4543-62-8) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Impurities range.

Pack sizes
Carbamoyloxyurea chemical structure
CAS number4543-62-8
FormulaC2H5N3O3
Molar mass119.08 g/mol
Physical formSolid
HS code38229090
InChIKeyXCGWUIXOGKKOEY-UHFFFAOYSA-N
IUPAC name(carbamoylamino) carbamate

About Carbamoyloxyurea

Zemixal lists Carbamoyloxyurea for laboratories that identify, quantify or control Carbamic Acid and its related substances. For your records (Reference Standard), the material is defined by CAS 4543-62-8, formula C2H5N3O3 and molar mass 119.08 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Handling and storage

Hazard communication follows GHS (Warning: H341). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes 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 Carbamic Acid

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

Carbamic Acid standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Carbamoyloxyurea
Product nameCarbamoyloxyurea
Catalogue numberZX-022435
CAS number4543-62-8
IUPAC name(carbamoylamino) carbamate
Molecular formulaC2H5N3O3
Molar mass119.08 g/mol
Exact mass119.0331
GradeReference Standard
Physical formSolid
XLogP3-1.5
H-bond donors / acceptors3 / 3
Topological polar surface area107 Ų
HS code38229090
InChIKeyXCGWUIXOGKKOEY-UHFFFAOYSA-N
SMILESC(=O)(N)NOC(=O)N
PubChem CID145754
SynonymsN-(Carbamoyloxy)urea, (Aminocarbonyl)azanyl Carbamic Acid Ester, 1-(Carbamoyloxy)urea, ((Aminocarbonyl)oxy)urea, O-Carbamoylhydroxyurea, urea-urethane, Urea, ((aminocarbonyl)oxy)-, Hydroxylamine, N,O-dicarbamoyl-, (Aminocarbonyl)azanyl carbamate, Hydroxylamine, N,O-bis(aminocarbonyl)-, Amino{[(aminocarbonyl)oxy]amino}oxomethane

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

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Warning

  • H341Suspected of causing genetic defects

Precautionary statements P203, P280, P318, 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 Carbamoyloxyurea
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 Carbamoyloxyurea

Which CAS number identifies Carbamoyloxyurea?
Carbamoyloxyurea is registered under CAS 4543-62-8. You may also see it listed as N-(Carbamoyloxy)urea, (Aminocarbonyl)azanyl Carbamic Acid Ester, 1-(Carbamoyloxy)urea. Our catalogue number for this item is ZX-022435.
What are the formula and molar mass of Carbamoyloxyurea?
For Carbamoyloxyurea, its formula is C2H5N3O3 and its molar mass is 119.08 g/mol. The systematic (IUPAC) name is (carbamoylamino) carbamate. InChIKey XCGWUIXOGKKOEY-UHFFFAOYSA-N lets you match it in any structure database.
How is Carbamoyloxyurea used in pharmaceutical QC?
Carbamoyloxyurea is a characterised reference material linked to Carbamic Acid. 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 Carbamoyloxyurea?
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 Carbamoyloxyurea?
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 Carbamoyloxyurea to my country?
Yes. Because Carbamoyloxyurea 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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