N-(2,4-Dinitrophenyl)-L-valine CAS 1694-97-9
| CAS No. | 1694-97-9 |
| Molecular Formula | C11H13N3O6 |
| Molecular Weight | 283.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including N-(2,4-Dinitrophenyl)-L-valine.
N-(2,4-Dinitrophenyl)-L-valine (CAS 1694-97-9) is a high-purity analytical reference standard with the molecular formula C11H13N3O6 and a molecular weight of 283.24 g/mol.
Structurally, N-(2,4-Dinitrophenyl)-L-valine (C11H13N3O6) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 283.24 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H13N3O6 |
| Molecular Weight | 283.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related N Standards
- (2,4-Dinitrophenyl)valine (CAS 10547-33-8)
- N2-(2,4-Dinitrophenyl)-N1,N1-diethyl-1,2-ethanediamine (CAS 56223-91-7)
- Ethyl 2-(2,4-Dinitrophenyl)-2-methylpropanoate (CAS 1256633-16-5)
- 1-((2-((2,4-Dinitrophenyl)amino)ethyl)amino)propan-2-ol (CAS 346704-14-1)
- Ethyl 3-(3,5-dinitrophenyl)-3-oxopropanoate (CAS 168430-29-3)
- N-(2,4-Dinitrophenyl)-DL-threonine (CAS 14401-07-1)
- 5-(4-Methyl-3,5-dinitrophenyl)-1,3,4-thiadiazol-2-amine (CAS 881041-13-0)
- (2,4-Dinitrophenyl)proline (CAS 10200-25-6)
Recommended Standards
- 5-(1,3-Dioxoisoindolin-2-yl)-2-hydroxybenzoic acid (CAS 168903-55-7)
- 8-Hydroxy-2-(4-nitrophenyl)quinazolin-4(1H)-one (CAS 172462-88-3)
- 5-Amino-1,10-phenanthroline-2,9-dicarboxylic acid (CAS 164394-26-7)
- 2-(3-Nitrophenyl)-1H-benzo[d]imidazole-6-carboxylic acid (CAS 180197-42-6)
- 4-Methyl-N-(2-phenylquinazolin-4-yl)benzenesulfonamide (CAS 50871-62-0)
- 2-Nitro-2-phenylpropane-1,3-diol (CAS 5428-02-4)
- Lithium ((2S,5R)-5-(4-amino-2-oxopyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl hydrogen triphosphate (CAS 93939-77-6)
- 2-Oxo-2-(2-oxo-2H-chromen-3-yl)acetaldehyde (CAS 91635-05-1)
- (2-(Hydroxymethyl)phenyl)(morpholino)methanone (CAS 102273-30-3)
- (1R,2S,4S)-4-(((Benzyloxy)Carbonyl)Amino)Cyclohexane-1,2-Diyl Diacetate (CAS 2247380-96-5)
- 2-Amino-5-oxo-1-phenyl-4,5-dihydro-1H-pyrrole-3-carbonitrile (CAS 124476-77-3)
- 5-Ethyl-1-methyl-4-nitro-1H-pyrrole-2-carboxylic acid (CAS 183268-98-6)
- n-(1-Benzyl-3-cyano-4,5-dimethyl-1h-pyrrol-2-yl)-2-chloroacetamide (CAS 852388-85-3)
- Bradykinin-Like Neuropeptide (Aplysia californica) (H-1654.0001) (CAS 165174-60-7)
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