Ethyl 1,4-dihydro-5-methyl-4-oxo-2-(2-pyridinylmethyl)thieno[2,3-d]pyrimidine-6-carboxylate CAS 731778-58-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 731778-58-8 |
| Molecular Formula | C16H15N3O3S |
| Molecular Weight | 329.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Ethyl 1,4-dihydro-5-methyl-4-oxo-2-(2-pyridinylmethyl)thieno[2,3-d]pyrimidine-6-carboxylate (CAS 731778-58-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H15N3O3S. Molecular weight: 329.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H15N3O3S |
| Molecular Weight | 329.37 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 | 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.) | 1986 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 2-(3,4-Dihydro-2h-1,5-benzodioxepine-7-sulfonamido)-3-methylbutanoic acid (CAS 1009005-33-7)
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- 2-[(6,7-Dihydro-5H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-yl)thio]-3-pyridinecarboxylic acid (CAS 748778-81-6)
- 1-[(2,3-Dihydro-1,4-benzodioxin-6-yl)sulfonyl]-4-hydroxyproline (CAS 1008664-88-7)
- Ethyl 7-(3-((2,5-dihydro-1H-pyrrol-1-yl)methyl)phenyl)-7-oxoheptanoate (CAS 898749-82-1)
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- Methyl 4-(2,3-dihydro-1,4-benzodioxin-6-ylamino)-3-nitrobenzoate (CAS 1353506-43-0)
- 2-[(6,7-Dihydro-5H-cyclopenta[4,5]thieno[2,3-d]pyrimidin-4-yl)thio]benzoic acid (CAS 554407-97-5)
Recommended Standards
- Ethyl 1-(2,5-dimethoxybenzenesulfonyl)azetidine-3-carboxylate (CAS 866152-79-6)
- Ethyl 2-benzamido-4-methyl-4H-pyrrolo[3,2-d]thiazole-5-carboxylate (CAS 72083-45-5)
- Diethyl 5-amino-3-(2-ethoxy-2-oxoethyl)thiophene-2,4-dicarboxylate (CAS 58168-14-2)
- Fluorescent Brightener KS-N (CAS 5242-49-9)
- Ethyl 5-methoxyimidazo[1,2-a]quinoline-2-carboxylate (CAS 66491-09-6)
- 1-(3-fluoropropyl)piperazine dihydrochloride (CAS 1909316-97-7)
- 3-(tert-Butyl)-4-cyclopropoxypyridine (CAS 1243284-66-3)
- 4-(3-(Ethoxymethyl)piperidin-1-yl)aniline (CAS 2097955-32-1)
- 4-Chloroquinazoline-6-sulfonyl chloride (CAS 1368863-29-9)
- KALA Amphipathic Peptide (CAS 187987-64-0)
Why CATO?
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