501925-31-1 1-(5-Chloro-2,4-dimethoxyphenyl)-3-(5-methylisoxazol-3-yl)urea Urea, N-(5-chloro-2,4-dimethoxyphenyl)-N'-(5-methyl-3-isoxazolyl)- PNU-120596 NSC 216666 PNU 120596 CAS 501925-31-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 501925-31-1 |
| Molecular Formula | C13H14ClN3O4 |
| Molecular Weight | 311.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
501925-31-1 1-(5-Chloro-2,4-dimethoxyphenyl)-3-(5-methylisoxazol-3-yl)urea Urea, N-(5-chloro-2,4-dimethoxyphenyl)-N'-(5-methyl-3-isoxazolyl)- PNU-120596 NSC 216666 PNU 120596 (CAS 501925-31-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H14ClN3O4. Molecular weight: 311.72 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H14ClN3O4 |
| Molecular Weight | 311.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- Ethyl N-{2-[2-(4-chlorophenyl)hydrazono]-3-oxobutanoyl}carbamate (CAS 477854-18-5)
- 1-(4-Fluorophenyl)-2-(methylsulfonyl)ethan-1-one (CAS 82652-17-3)
- 3-Bromo-4-isopropylphenol (CAS 1243363-07-6)
- 2-Hydroxy-4-isopropoxybenzoic acid (CAS 163618-97-1)
- Boc-Ala-Phe-OH (CAS 2448-58-0)
- (1-(2-Fluoroethyl)piperidin-4-yl)methanol (CAS 831169-54-1)
- Methyl 2-chloro-4-propylbenzoate (CAS 195055-14-2)
- Neuropeptide Y (2-36), amide, porcine (CAS 102961-52-4)
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