3-Nitrophenylguanidine Nitrate CAS 142992-99-2
| CAS No. | 142992-99-2 |
| Molecular Formula | C7H8N4O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 243.18 g/mol gives 3-Nitrophenylguanidine Nitrate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Nitrophenylguanidine Nitrate (CAS 142992-99-2), molecular formula C7H8N4O2HNO3 and molecular weight 243.18 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Nitrophenylguanidine Nitrate (C7H8N4O2HNO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 243.18 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 3-Nitrophenylguanidine Nitrate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H8N4O2 HNO3 |
| Molecular Weight | 243.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 5 |
Recommended Standards
- (2S,4R)-4-(prop-2-yn-1-yl)pyrrolidine-2-carboxylic acid (CAS 1049984-28-2)
- (1S,4R)-4-(hydroxymethyl)-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate tert-butyl ester (CAS 2643374-00-7)
- 4-Hydroxy-3-(trifluoromethyl)benzene-1-sulfonyl chloride (CAS 1245457-03-7)
- 5-Fluoro-4-chromanone (CAS 188826-32-6)
- N-(3-Allyl-6-methylbenzo[d]thiazol-2(3H)-ylidene)-3-(phenylthio)propanamide (CAS 865197-18-8)
- 9,9'-Diphenyl-9H,9'H-3,3'-bicarbazole (CAS 57102-62-2)
- Ethyl 2-(2-bromophenoxy)propanoate (CAS 832737-55-0)
- 1-Bromo-2-chloro-3-(methylsulfanyl)benzene (CAS 871352-88-4)
- Methyl 2-(aminomethyl)-4-methylthiazole-5-carboxylate (CAS 1017393-27-9)
- Immunstimulating Peptide, human (CAS 94773-24-7)
Why CATO?
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