N-nitroso-N-phenylacetamide
Impurity reference standard
- CAS number
- 938-81-8
- InChIKey
- WAEHJRJPDZLXPY-UHFFFAOYSA-N
- Molecular formula
- C8H8N2O2
- Molecular weight
- 164.16
- Exact mass
- 164.0586 Da
- Purity
- 95%+
- Appearance
- Pale Yellow to Light Yellow Low-Melting Solid
- Storage
- -80±5℃
About N-nitroso-N-phenylacetamide
N-nitroso-N-phenylacetamide is supplied as an analytical reference standard. It is registered under CAS number 938-81-8.
The compound is characterised by its molecular formula C8H8N2O2 and a molecular weight of 164.16, with the two-dimensional structure shown above.
Computed from the structure, the compound has a monoisotopic mass of 164.0586 Da, a calculated LogP of 1.72, a topological polar surface area of 49.74 Ų. It presents 0 hydrogen-bond donors and 3 acceptors. These values are commonly used to anticipate chromatographic retention and to plan ionisation conditions during method development.
Each pack ships with a certificate of analysis reporting purity of 95%+ together with the supporting analytical data — HNMR, MS and HPLC or GC traces — so the material can be released straight into your own QC workflow. Recommended storage: -80±5℃.
Available from stock in milligram to gram quantities; larger or custom synthesis requirements are quoted on request.
Calculated properties
Derived from the two-dimensional structure above using RDKit. Computed values describe the parent structure and are provided as a reference for method development — they are not measured data.
- LogP (Crippen)
- 1.72
- Topological polar surface area
- 49.74 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 3
- Rotatable bonds
- 2
- Heavy atoms
- 12
- Rings
- 1
- Elemental composition
- C 58.53% · H 4.91% · N 17.06% · O 19.49%
Frequently asked questions
What purity does N-nitroso-N-phenylacetamide ship at?
N-nitroso-N-phenylacetamide is supplied at 95%+, as stated on the certificate of analysis issued with each pack.
Does N-nitroso-N-phenylacetamide come with a certificate of analysis?
Yes. Every pack ships with a certificate of analysis plus the supporting analytical data — HNMR, MS and HPLC or GC traces.
How is N-nitroso-N-phenylacetamide uniquely identified?
The InChIKey WAEHJRJPDZLXPY-UHFFFAOYSA-N identifies the structure unambiguously, so it can be matched against your own registry or a public database.
Is a structure file available for N-nitroso-N-phenylacetamide?
Yes. The two-dimensional structure is drawn on this page from the SMILES record, and the SMILES or a molfile can be supplied on request.
What pack sizes are available for N-nitroso-N-phenylacetamide?
Standard packs run from milligram to gram quantities and ship from stock. Larger or custom synthesis requirements are quoted on request.
How should N-nitroso-N-phenylacetamide be stored?
Recommended storage: -80±5℃.
Need this standard, or a related one?
Send the compound name, CAS number or a structure file — we confirm availability, pack size and lead time, usually within one business day.