4-(Acetylamino)-2-nitrobenzoic acid CAS 21573-29-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21573-29-5 |
| Molecular Formula | C9H8N2O5 |
| Molecular Weight | 224.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Acetylamino)-2-nitrobenzoic acid (CAS 21573-29-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H8N2O5. Molecular weight: 224.17 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H8N2O5 |
| Molecular Weight | 224.17 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 |
| 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.) | 1963 |
| Nitrogen Atoms | 2 |
Related Acetylamino Standards
- 2-(Acetylamino)-6-nitrobenzoic Acid (CAS 73721-78-5)
- (4-Acetylamino-3-methyl-phenoxy)-acetic acid (CAS 861797-25-3)
- 297137-62-3 4-[2-(acetylamino)ethoxy]benzoic acid DTXSID70349776 (CAS 297137-62-3)
- {[2-(Acetylamino)phenyl]sulfanyl}acetic acid (CAS 915920-17-1)
- 2-Acetylamino-5-bromo-3-methylpyridine (CAS 142404-81-7)
- (2Z)-2-(Acetylamino)-3-(4-methylphenyl)-2-propenoic acid (CAS 93634-59-4)
- 5-Acetylamino-6-formylamino-3-methyl-d3-uracil (CAS 1216442-68-0)
- 3-(acetylamino)-2-naphthoic acid (CAS 19717-59-0)
Recommended Standards
- 3-Methoxy-4-methyl-5-(5-nitrofuran-2-yl)-4H-1,2,4-triazole (CAS 41735-57-3)
- 4-Acetoxyisophthalic Acid (CAS 5985-26-2)
- 3-Acetamido-4-nitrobenzoic acid (CAS 54002-27-6)
- 2-(Azepan-1-ylmethyl)benzenethiol (CAS 1443348-54-6)
- Ethyl 2-(aminomethyl)nicotinate hydrochloride (CAS 697739-11-0)
- 3,4-dihydrospiro[1-benzopyran-2,1'-cyclobutan]-4-amine (CAS 934554-38-8)
- 2,6-Bis(methylthio)pyrimidine-4,5-diamine (CAS 61772-85-8)
- 1098391-16-2 4-[(Pyrrolidin-1-ylsulfonyl)methyl]benzoic acid MFCD11549006 (CAS 1098391-16-2)
- Ethyl ((4-methoxyphenyl)carbamothioyl)glycinate (CAS 320422-84-2)
- Des-Gly29,30-Tirzepatide (CAS CATO-CPTD788944)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com