1-(2,4-Dimethylphenyl)-3-(p-tolyl)urea CAS 13256-67-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13256-67-2 |
| Molecular Formula | C9H9ClN2O4 |
| Molecular Weight | 244.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-(2,4-Dimethylphenyl)-3-(p-tolyl)urea (CAS 13256-67-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H9ClN2O4. Molecular weight: 244.63 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H9ClN2O4 |
| Molecular Weight | 244.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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- Ethyl 5-(3,4-dimethylphenyl)-1H-pyrazole-3-carboxylate (CAS 1028418-20-3)
- 1-(3,4-Dimethylphenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylic acid (CAS 1204297-04-0)
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Recommended Standards
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- 2-(4-Aminophenyl)-1-thiomorpholinoethan-1-one (CAS 1042798-09-3)
- 1-Allyl-4-iodo-5-methyl-1H-pyrazole-3-carboxylic acid (CAS 1373247-63-2)
- 2,2'-(Prop-2-yn-1-ylazanediyl)diacetic acid (CAS 1021182-50-2)
- 6-Hydroxy-5-nitro-2-propylpyrimidin-4(1H)-one (CAS 60185-68-4)
- 625-28-5 N2G72X091L Isovaleronitrile Butanenitrile, 3-methyl- 3-Methylbutyronitrile 4-02-00-00902 (Beilstein Handbook Reference) BRN 1734239 Butyronitrile, 3-methyl- EINECS 210-884-1 Isoamylnitrile Isobutyl cyanide Isopentane nitrile 2-Methylbutane secondary mononitrile NSC 148363 UNII-N2G72X091L (CAS 625-28-5)
- endo-Gly31-Semaglutide (CAS CATO-C4X-2226282)
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