Butylphthalide Impurity N4 CAS 168288-19-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 168288-19-5 |
| Molecular Formula | C12H14O3 |
| Molecular Weight | 206.24 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Butylphthalide Impurity N4 (CAS 168288-19-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H14O3. Molecular weight: 206.24 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H14O3 |
| Molecular Weight | 206.24 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
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Recommended Standards
- Methyl 4-methoxy-2,3-dihydro-1H-indene-2-carboxylate (CAS 163456-61-9)
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- Methyl 2-(isochroman-1-yl)acetate (CAS 163277-63-2)
- Alectinib Impurity 5 (CAS 1247119-83-0)
- Ethacridine Lactate Impurity 15 (CAS 74859-51-1)
- 1-((4-Methoxyphenyl)amino)cyclohexane-1-carbonitrile (CAS 70441-14-4)
- 4-(2-Methyl-piperidin-1-yl)-phenylamine (CAS 78335-25-8)
- 6-Methylisoquinoline 6-Isopropyl-3-formylindole 6-Isopropylindole-3-carboxaldehyde 6-(1-Methylethyl)-1H-indole-3-carboxaldehyde 42398-73-2 (CAS 42398-73-2)
- (S)-5-(N-(2-Amino-2-oxoethyl)-1-(2-aminoacetyl)pyrrolidine-2-carboxamido)pentanoic acid (CAS 801240-82-4)
- Autoinducing Peptide I trifluoroacetate salt (CAS 200010-29-3)
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