3-(2-Cyano-4,5-dimethoxyphenyl)-1-[4-(4-methylpiperazin-1-yl)phenyl]thiourea CAS 343375-05-3
Purity 97%+In StockPharmaceutical Standards
| 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
3-(2-Cyano-4,5-dimethoxyphenyl)-1-[4-(4-methylpiperazin-1-yl)phenyl]thiourea (CAS 343375-05-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H25N5O2S. Molecular weight: 411.52 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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 |
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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)
- 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)
- (R)-3-amino-2-(benzo[d][1,3]dioxol-5-ylmethyl)propanoic acid (CAS 1190597-13-7)
- 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)
- Tirzepatide Impurity 45 (CAS CATO-C4X-324045)
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