N-(4-Nitrophenyl)guanidine nitrate CAS 142992-72-1
| CAS No. | 142992-72-1 |
| 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 N-(4-Nitrophenyl)guanidine nitrate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies N-(4-Nitrophenyl)guanidine nitrate (CAS 142992-72-1), a certified reference material (molecular formula C7H8N4O2HNO3, MW 243.18 g/mol) for analytical method development and quality control.
Structurally, N-(4-Nitrophenyl)guanidine 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(4-Nitrophenyl)guanidine nitrate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
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 |
Related N Standards
- 2-(4-Nitrophenyl)Ethanol (CAS 100-27-6)
- 4- Nitrophenyl Isocyanate(1-Isocyanato-4-nitrobenzene) (CAS 100-28-7)
- (4-Methyl-2-nitrophenyl)hydrazine hydrochloride (CAS 100032-76-6)
- Methyl 4-(4-nitrophenyl)-3-oxobutanoate (CAS 1000571-72-1)
- 5-(3-Nitrophenyl)-2-(2,4,6-trichlorophenyl)-1H-1,2,4-triazol-3(2H)-one (CAS 1000575-65-4)
- 5-(4-Nitrophenyl)-2-(2,4,6-trichlorophenyl)-1H-1,2,4-triazol-3(2H)-one (CAS 1000575-74-5)
- 4-((4-Nitrophenyl)imino)pentan-2-one (CAS 100060-84-2)
- 2-O-(4-Nitrophenyl)-α-D-N-glycolylneuraminic acid (CAS 1000890-36-7)
Recommended Standards
- Butacaine Sulphate (CAS 149-15-5)
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- 1-(3,4-Difluorophenyl)-5-propyl-1H-1,2,3-triazole-4-carboxylic acid (CAS 1097117-88-8)
- 2,2,2-Trifluoro-1-(4-methoxy-3-nitrophenyl)ethan-1-one (CAS 660848-62-4)
- 1-Iodo-4-methoxynaphthalene (CAS 2607-25-2)
- 4-((((2S,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl)thio)butanoic acid (CAS 53186-60-0)
- 3-(2-aminoethyl)cyclobutan-1-ol hydrochloride (CAS 1789007-32-4)
- 3-(4,4-Difluoropiperidin-1-yl)propan-1-amine (CAS 869493-53-8)
- D-β-Asp15-Tirzepatide (CAS CATO-CPTD788930)
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