3-Nitro-4-(3-toluidino)benzoic acid CAS 452088-49-2
| CAS No. | 452088-49-2 |
| Molecular Formula | C14H12N2O4 |
| Molecular Weight | 272.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Nitro-4-(3-toluidino)benzoic acid (C14H12N2O4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-Nitro-4-(3-toluidino)benzoic acid (CAS 452088-49-2) is a high-purity analytical reference standard with the molecular formula C14H12N2O4 and a molecular weight of 272.26 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Nitro-4-(3-toluidino)benzoic acid 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 | C14H12N2O4 |
| Molecular Weight | 272.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
Related Nitro Standards
- 3-Nitro-4-(p-tolylamino)benzoic acid (CAS 148304-21-6)
- 3-Nitro-4-(o-tolylamino)benzoic acid (CAS 860698-95-9)
- 5-Nitro-2-((pyridin-3-ylmethyl)amino)benzamide (CAS 335210-41-8)
- 2-Nitro-4-(pyrrolidine-1-sulfonyl)phenol (CAS 722464-31-5)
- 3-nitro-5-(2,3,5-trimethylphenoxy)aniline (CAS 832739-93-2)
- 5-Nitro-2-picolinoylbenzoic acid (CAS 50585-83-6)
- 5-[(3-Nitro-2-pyridinyl)sulfanyl]-1,3,4-thiadiazole-2-thiol (CAS 73768-73-7)
- 2-(5-Methyl-3-nitro-1H-pyrazol-1-yl)-5-(trifluoromethyl)pyridine (CAS 1172744-57-8)
Recommended Standards
- 3-Methyl-4-(2-nitrophenyl)-1,4,5,7-tetrahydro-6H-pyrazolo[3,4-b]pyridin-6-one (CAS 442652-86-0)
- 3-Benzamido-6-methyl-2-oxo-2H-pyran-5-carboxamide (CAS 320420-28-8)
- 4-(((2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl)amino)benzonitrile (CAS 219763-81-2)
- 2-Hydroxy-N'-(2-hydroxybenzoyl)benzohydrazide (CAS 23647-78-1)
- N-(4-cyanophenyl)methacrylamide (CAS 90617-02-0)
- 2-Fluoro-N-hexylbenzamide (CAS 349128-58-1)
- 3-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-1-[(1E)-({[3-(trifluoromethyl)phenyl]methoxy}amino)methylidene]thiourea (CAS 477873-19-1)
- N-((2,3-dihydrobenzo[b][1,4]dioxin-6-yl)methyl)butan-2-amine (CAS 940364-34-1)
- 3-(5-(2,6-Difluorophenyl)oxazol-2-yl)propanoic acid (CAS 923810-25-7)
- TERT-BUTYL (5-BROMO-2,3-DIHYDRO-1H-INDEN-1-YL)CARBAMATE (CAS 903555-95-3)
- 6-(1-Chloroethyl)-1,4-dihydroquinoxaline-2,3-dione (CAS 1249337-80-1)
- 4-(4-(4-Bromophenyl)-5-((2-methylbenzyl)thio)-4H-1,2,4-triazol-3-yl)pyridine (CAS 477333-28-1)
- 2-(3-Methoxyphenyl)-3-oxobutanenitrile (CAS 25594-66-5)
- Semaglutide impurity 34 (CAS CATO-C4X-222634)
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