4-(Methylthio)-2-ureidobutanamide CAS 55064-40-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 55064-40-9 |
| Molecular Formula | C6H13N3O2S |
| Molecular Weight | 191.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Methylthio)-2-ureidobutanamide (CAS 55064-40-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H13N3O2S. Molecular weight: 191.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H13N3O2S |
| Molecular Weight | 191.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-(4-Methylphenyl)-2,3-dihydro-1,3-thiazol-2-one (CAS 2103-90-4)
- 4-Methoxyquinoline-8-thiol (CAS 59666-02-3)
- 4-(4-Aminophenyl)thiazol-2-amine (CAS 3673-53-8)
- 3-(2,3-Dihydro-1h-inden-5-yl)-2,2-dimethylpropan-1-ol (CAS 1489611-69-9)
- 1-Ethyl-3-(p-tolylamino)-1H-pyrrole-2,5-dione (CAS 607692-38-6)
- 8-Bromo-2-chloroimidazo[1,2-a]pyridine (CAS 1260902-12-2)
- 2,5-dimethyloxolan-3-amine hydrochloride (CAS 1589540-71-5)
- Furan-2-yl(4-(methylthio)phenyl)methanone (CAS 73242-06-5)
- Oclacitinib Impurity 26 (CAS CATO-C4X-301826)
- Semaglutide impurity 269 (CAS CATO-C4X-2226269)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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