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Nitrosamine Impurities

N-Nitroso Labetalol

Reference StandardAvailable on request

N-Nitroso Labetalol (CAS 2820170-74-7) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes
N-Nitroso Labetalol chemical structure
CAS number2820170-74-7
FormulaC19H23N3O4
Molar mass357.4 g/mol
Physical formSolid
HS code38229090
InChIKeyKQZMONDKWBDGEU-UHFFFAOYSA-N
IUPAC name2-hydroxy-5-[1-hydroxy-2-[nitroso(4-phenylbutan-2-yl)amino]ethyl]benzamide

About N-Nitroso Labetalol

N-Nitroso Labetalol is supplied by Zemixal as a characterised reference material for Labetalol analysis. Key data (Reference Standard): CAS 2820170-74-7, formula C19H23N3O4 and molar mass 357.4 g/mol. It is handled as a solid.

Where it is used

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

Handling and storage

It carries the GHS signal word Warning (H302, H312, H315 and H319), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Labetalol

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

Labetalol standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of N-Nitroso Labetalol
Product nameN-Nitroso Labetalol
Catalogue numberZX-020300
CAS number2820170-74-7
IUPAC name2-hydroxy-5-[1-hydroxy-2-[nitroso(4-phenylbutan-2-yl)amino]ethyl]benzamide
Molecular formulaC19H23N3O4
Molar mass357.4 g/mol
Exact mass357.1689
GradeReference Standard
Physical formSolid
XLogP33.5
H-bond donors / acceptors3 / 6
Topological polar surface area116 Ų
HS code38229090
InChIKeyKQZMONDKWBDGEU-UHFFFAOYSA-N
SMILESCC(CCC1=CC=CC=C1)N(CC(C2=CC(=C(C=C2)O)C(=O)N)O)N=O
PubChem CID169441362
SynonymsN-Nitroso-Labetalol (Mixture of isomers), 2-Hydroxy-5-(1-hydroxy-2-(nitroso(4-phenylbutan-2-yl)amino)ethyl)benzamide, 2-hydroxy-5-{1-hydroxy-2-[nitroso(4-phenylbutan-2-yl)amino]ethyl}benzamide, N-Nitroso Labetalol (Mixture of Diastereomers), 2-Hydroxy-5-[1-hydroxy-2-[(1-methyl-3-phenylpropyl)nitrosoamino]ethyl]benzamide, Benzamide, 2-hydroxy-5-[1-hydroxy-2-[(1-methyl-3-phenylpropyl)nitrosoamino]ethyl]-

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
GHS08 Health hazard
Health hazard

Signal word Warning

  • H302Harmful if swallowed
  • H312Harmful in contact with skin
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation
  • H351Suspected of causing cancer
  • H373May causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, 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 Labetalol
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 Labetalol

Which CAS number identifies N-Nitroso Labetalol?
N-Nitroso Labetalol is registered under CAS 2820170-74-7. You may also see it listed as N-Nitroso-Labetalol (Mixture of isomers), 2-Hydroxy-5-(1-hydroxy-2-(nitroso(4-phenylbutan-2-yl)amino)ethyl)benzamide, 2-hydroxy-5-{1-hydroxy-2-[nitroso(4-phenylbutan-2-yl)amino]ethyl}benzamide. Our catalogue number for this item is ZX-020300.
What are the formula and molar mass of N-Nitroso Labetalol?
For N-Nitroso Labetalol, its formula is C19H23N3O4 and its molar mass is 357.4 g/mol. The systematic (IUPAC) name is 2-hydroxy-5-[1-hydroxy-2-[nitroso(4-phenylbutan-2-yl)amino]ethyl]benzamide. InChIKey KQZMONDKWBDGEU-UHFFFAOYSA-N lets you match it in any structure database.
How is N-Nitroso Labetalol used in pharmaceutical QC?
N-Nitroso Labetalol is a characterised reference material linked to Labetalol. 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 Labetalol?
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 Labetalol?
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 Labetalol to my country?
Yes. Because N-Nitroso Labetalol 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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