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Nitrosamine Impurities

N-Nitroso Thiomorpholine

Reference StandardAvailable on request

N-Nitroso Thiomorpholine (CAS 26541-51-5) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
N-Nitroso Thiomorpholine chemical structure
CAS number26541-51-5
FormulaC4H8N2OS
Molar mass132.19 g/mol
Physical formSolid
HS code38229090
InChIKeyOMDNEQQMLDYBTR-UHFFFAOYSA-N
IUPAC name4-nitrosothiomorpholine

About N-Nitroso Thiomorpholine

Analytical teams working on Cysteamine use N-Nitroso Thiomorpholine as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 26541-51-5, formula C4H8N2OS and molar mass 132.19 g/mol. It is handled as a solid.

Use cases we see most often

  • Nitrosamine risk assessment
  • Trace LC-MS/MS quantitation
  • Method validation (AMV)
  • Regulatory submissions

Safe handling

Classified under GHS with signal word Danger and hazard statements H301, H315, H319 and H335. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Cysteamine

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

Cysteamine standards

Typical uses

  • Nitrosamine risk assessment
  • Trace LC-MS/MS quantitation
  • Method validation (AMV)
  • Regulatory submissions

Applications

Specifications and identifiers

Specifications of N-Nitroso Thiomorpholine
Product nameN-Nitroso Thiomorpholine
Catalogue numberZX-033256
CAS number26541-51-5
IUPAC name4-nitrosothiomorpholine
Molecular formulaC4H8N2OS
Molar mass132.19 g/mol
Exact mass132.0357
GradeReference Standard
Physical formSolid
XLogP30.4
H-bond donors / acceptors0 / 4
Topological polar surface area58 Ų
HS code38229090
InChIKeyOMDNEQQMLDYBTR-UHFFFAOYSA-N
SMILESC1CSCCN1N=O
PubChem CID33535
Synonyms2H-1,4-Thiazine, 4-nitroso-, 4Nitrosothiomorpholine, Morpholine, 4nitrosothio, Thiomorpholine, 4nitroso, Nitrosothiomorpholine, Morpholine, 4-nitrosothio-, 4-Nitroso-thiomorpholine

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS07 Irritant or harmful
Irritant or harmful
GHS08 Health hazard
Health hazard

Signal word Danger

  • H301Toxic if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H351Suspected of causing cancer

Precautionary statements P203, P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P330, 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 N-Nitroso Thiomorpholine
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 N-Nitroso Thiomorpholine

Which CAS number identifies N-Nitroso Thiomorpholine?
N-Nitroso Thiomorpholine is registered under CAS 26541-51-5. You may also see it listed as 2H-1,4-Thiazine, 4-nitroso-, 4Nitrosothiomorpholine, Morpholine, 4nitrosothio. Our catalogue number for this item is ZX-033256.
What are the formula and molar mass of N-Nitroso Thiomorpholine?
For N-Nitroso Thiomorpholine, its formula is C4H8N2OS and its molar mass is 132.19 g/mol. The systematic (IUPAC) name is 4-nitrosothiomorpholine. InChIKey OMDNEQQMLDYBTR-UHFFFAOYSA-N lets you match it in any structure database.
How is N-Nitroso Thiomorpholine used in pharmaceutical QC?
N-Nitroso Thiomorpholine is a characterised reference material linked to Cysteamine. 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 N-Nitroso Thiomorpholine?
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 N-Nitroso Thiomorpholine?
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 N-Nitroso Thiomorpholine to my country?
Yes. Because N-Nitroso Thiomorpholine 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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