N-Cyclohexyl-2-((4-oxo-3-(p-tolyl)-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide CAS 686771-43-7
| CAS No. | 686771-43-7 |
| Molecular Formula | C21H25N3O2S2 |
| Molecular Weight | 415.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 415.57 g/mol gives N-Cyclohexyl-2-((4-oxo-3-(p-tolyl)-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-Cyclohexyl-2-((4-oxo-3-(p-tolyl)-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 686771-43-7) is a high-purity analytical reference standard with the molecular formula C21H25N3O2S2 and a molecular weight of 415.57 g/mol.
Structurally, N-Cyclohexyl-2-((4-oxo-3-(p-tolyl)-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (C21H25N3O2S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 415.57 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures N-Cyclohexyl-2-((4-oxo-3-(p-tolyl)-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H25N3O2S2 |
| Molecular Weight | 415.57 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related N Standards
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Recommended Standards
- N-(4-Aminobutyl)-N-(2-(phenylthio)ethyl)isoquinoline-5-sulfonamide (CAS 651307-39-0)
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- N-(3-Aminocyclohexyl)-N-(2-(thiophen-3-yl)ethyl)isoquinoline-5-sulfonamide (CAS 651307-59-4)
- Salmeterol EP Impurity E (CAS 108928-81-0)
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