2-Methyl-6-phenylthieno[2,3-d]pyrimidin-4(3H)-one CAS 18593-59-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18593-59-4 |
| Molecular Formula | C13H10N2OS |
| Molecular Weight | 242.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methyl-6-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 18593-59-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H10N2OS. Molecular weight: 242.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H10N2OS |
| Molecular Weight | 242.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 6-Phenylthieno[3,2-d]pyrimidine-2,4-diamine (CAS 109879-88-1)
- 2-Methyl-6-phenylthieno[3,2-d]pyrimidin-4-ol (CAS 156424-47-4)
- 2-Methyl-5-phenylthieno[2,3-d]pyrimidin-4(3H)-one (CAS 18593-67-4)
- 6-Methyl-5-phenylthieno[2,3-d]pyrimidin-4(1H)-one (CAS 35978-38-2)
- 1-(2-Phenylthieno[2,3-b]furan-5-yl)ethanone (CAS 61255-02-5)
- 2-Methyl-6-phenylthieno[3,2-d]pyrimidin-4-amine (CAS 109879-70-1)
- 3-Phenylthieno[3,2-d]pyrimidine-2,4(1H,3H)-dione (CAS 16233-52-6)
- 6-Phenylthieno[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 86126-60-5)
Recommended Standards
- 2-(4-Methylphenyl)thieno[3,2-d]pyrimidin-4-ol (CAS 18002-05-6)
- 2-(4-Aminophenyl)-6-hydroxybenzothiazole (CAS 178804-18-7)
- ethyl 5-amino-1-[(ethylamino)carbonothioyl]-1H-pyrazole-4-carboxylate (CAS 19375-62-3)
- 5-(N-Ethyl-N-(3-ethynylphenyl)sulfamoyl)-2-fluorobenzoic acid (CAS 1394737-61-1)
- Methyl 2-chloro-3-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 2096330-10-6)
- 4-(4-Ethoxy-3-methoxyphenyl)but-3-en-2-one (CAS 943596-70-1)
- 3-Bromophenylacetylene (CAS 766-81-4)
- N-((11bS)-4-((2,6-Bis(3,5-dipropylphenyl)-4-(((trifluoromethyl)sulfonyl)imino)-4l5-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)imino)-2,6-bis(3,5-dipropylphenyl)-4l5-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)-1,1,1-trifluoromethanesulfonamide (CAS 2241514-77-0)
- 8-Boc-2-(hydroxymethyl)-1-oxa-8-azaspiro[4.5]decane (CAS 1373028-78-4)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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