2-Formyl-4-methoxybenzonitrile CAS 21962-52-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21962-52-7 |
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Formyl-4-methoxybenzonitrile (CAS 21962-52-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H7NO2. Molecular weight: 161.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H7NO2 |
| Molecular Weight | 161.16 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 |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
Related Formyl Standards
- n-Formyl-o-methylhomoserine (CAS 1379441-15-2)
- 2-(3-Formyl-4-hydroxyphenyl)acetonitrile (CAS 706820-77-1)
- 2-Formyl-5-methoxybenzonitrile (CAS 21962-47-0)
- 2-Formyl-6-methoxybenzonitrile (CAS 21962-51-6)
- 3-Formyl-5-methoxybenzonitrile (CAS 21962-46-9)
- 4-Formyl-2-methoxybenzonitrile (CAS 21962-49-2)
- 5-Formyl-2-methoxybenzonitrile (CAS 21962-50-5)
- 3-Formyl-2-methoxybenzonitrile (CAS 21962-48-1)
Recommended Standards
- 2-cyano-N-(pyridin-4-yl)acetamide (CAS 400088-55-3)
- 2-Cyano-N-(pyridin-3-yl)acetamide (CAS 219618-13-0)
- 2-Furan-2-yl-pyrimidin-4-ylamine (CAS 27130-93-4)
- 2-(Azetidin-3-yl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione hydrochloride (CAS 1864057-89-5)
- 4-((4-Ethoxy-3-methoxybenzylidene)amino)-3-(3-ethoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 613249-77-7)
- 2-(4-Nitrophenyl)-1h-imidazole hydrochloride (CAS 1193389-98-8)
- 6-Methyltetrahydro-2H-thiopyran-3-ol (CAS 1352539-51-5)
- Methyl 2-(2-oxo-1,2-dihydroquinolin-3-yl)acetate (CAS 156496-39-8)
- 4-(2-(5-(3,3-Dimethyl-1-(6-oxo-6-((2-oxopyrrolidin-1-yl)oxy)hexyl)indolin-2-ylidene)penta-1,3-dien-1-yl)-3,3-dimethyl-3H-indol-1-ium-1-yl)butane-1-sulfonate (CAS 1068148-46-8)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
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