3-(2-Cyano-4,5-dimethoxyphenyl)-1-[4-(4-methylpiperazin-1-yl)phenyl]thiourea CAS 343375-05-3
| CAS No. | 343375-05-3 |
| Molecular Formula | C21H25N5O2S |
| Molecular Weight | 411.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3-(2-Cyano-4,5-dimethoxyphenyl)-1-[4-(4-methylpiperazin-1-yl)phenyl]thiourea (CAS 343375-05-3) is a high-purity analytical reference standard with the molecular formula C21H25N5O2S and a molecular weight of 411.52 g/mol.
Based on its molecular formula C21H25N5O2S, 3-(2-Cyano-4,5-dimethoxyphenyl)-1-[4-(4-methylpiperazin-1-yl)phenyl]thiourea contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 411.52 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C21H25N5O2S |
| Molecular Weight | 411.52 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Cyano Standards
- N-(2-Cyano-3-methylbutan-2-yl)-2-((4-phenyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 747409-93-4)
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Recommended Standards
- 2-{[5-(4-tert-Butylphenyl)-4-(4-methoxyphenyl)-4h-1,2,4-triazol-3-yl]sulfanyl}acetohydrazide (CAS 893726-65-3)
- 3-Amino-N-(2,4-dimethoxyphenyl)-6-ethyl-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide (CAS 445269-12-5)
- 1-(4-Chlorophenyl)-3-(dibromomethyl)isoquinoline (CAS 89242-42-2)
- 3-Amino-N-(3,4-dimethoxyphenyl)-6-ethyl-5,6,7,8-tetrahydrothieno[2,3-b]quinoline-2-carboxamide (CAS 445269-07-8)
- Methyl 6-(3-phenyl-1H-1,2,4-triazol-1-yl)nicotinate (CAS 866009-54-3)
- tert-Butyl 5-(3-methoxy-3-oxopropyl)-8-methyl-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indole-2-carboxylate (CAS 2096986-00-2)
- 4’-Acetamidobiphenyl-4-carboxamide (CAS 1170732-16-7)
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- Ethyl 2-bromo-6-(tert-butyl)-3-hydroxyisonicotinate (CAS 868047-75-0)
- Mirogabalin Impurity 147 (CAS CATO-C4X-2924147)
- Ethyl 2-[3,5-bis(trifluoromethyl)phenoxy]acetate (CAS 87964-33-8)
- 1-(9H-FLuoren-9-ylmethyl) 3-methyl piperidine-1,3-dicarboxylate (CAS 1552171-24-0)
- Boc-S-[2-(4-pyridyl)ethyl]-DL-penicillamine (CAS 1219318-32-7)
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