4-Hydroxy-3-nitrocinnamic acid CAS 19006-46-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19006-46-3 |
| Molecular Formula | C9H7NO5 |
| Molecular Weight | 209.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-3-nitrocinnamic acid (CAS 19006-46-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H7NO5. Molecular weight: 209.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H7NO5 |
| Molecular Weight | 209.16 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.) | 1962 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 1-Benzyl-3-methyl-4-[3-(trifluoromethyl)phenyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 861206-70-4)
- 5-(Tert-butylsulfonyl)-2-methylpyrimidin-4-amine (CAS 175201-85-1)
- (1R)-1-(5,6,7,8-tetrahydronaphthalen-2-yl)ethan-1-amine hydrochloride (CAS 1461689-29-1)
- N-Methoxy-N-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 957061-17-5)
- Methyl 2-amino-3-(4-chloro-1h-pyrazol-1-yl)propanoate (CAS 1249897-59-3)
- 4-(Methylsulfanyl)-1-phenyl-1h-pyrazol-5-amine (CAS 1384429-66-6)
- (Leu31,Pro3?)-Neuropeptide Y (porcine) trifluoroacetate salt (CAS 125580-28-1)
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