4-chlorothieno[3,2-d]pyrimidine-7-carboxylic acid CAS 1269667-57-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1269667-57-3 |
| Molecular Formula | C7H11ClN2O2S |
| Molecular Weight | 222.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-chlorothieno[3,2-d]pyrimidine-7-carboxylic acid (CAS 1269667-57-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H11ClN2O2S. Molecular weight: 222.69 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H11ClN2O2S |
| Molecular Weight | 222.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related chlorothieno Standards
- 2-chlorothieno[2,3-d]pyrimidine-6-carboxylic acid (CAS 1504800-73-0)
- 4-chlorothieno[2,3-d]pyrimidine-2-carboxylic acid (CAS 1934817-82-9)
- 4-chlorothieno[2,3-d]pyrimidine-5-carboxylic acid (CAS 2090335-66-1)
- 4-chlorothieno[3,2-c]pyridine-2-carboxylic acid (CAS 1360891-68-4)
- 7-chlorothieno[2,3-c]pyridine-4-carboxylic acid (CAS 1360959-24-5)
- 6-chlorothieno[2,3-b]pyridine-2-carboxylic acid (CAS 1536794-94-1)
- 4-chlorothieno[3,2-c]pyridine-7-carboxylic acid (CAS 55040-48-7)
- 7-chlorothieno[3,2-b]pyridine-2-carboxylic acid (CAS 596793-57-6)
Recommended Standards
- 3-Methyl-1-(propan-2-yl)-1h-pyrazole-5-sulfonyl chloride (CAS 1245823-44-2)
- 1,3-Diethyl-1H-pyrazole-4-sulfonyl chloride (CAS 1314911-02-8)
- 1-(Butan-2-yl)-1h-pyrazole-5-sulfonyl chloride (CAS 1245808-44-9)
- 3-Bromo-2-methylpyrazolo[1,5-a]pyrimidine-6-carbonitrile (CAS 339010-69-4)
- N-(Furan-2-ylmethyl)-4'-(octyloxy)-[1,1'-biphenyl]-4-carboxamide (CAS 920270-12-8)
- 5-(3-Methoxyphenyl)thieno[2,3-d]pyrimidin-4(3H)-one (CAS 282104-83-0)
- 2-Amino-3-(1-benzyl-1H-imidazol-5-yl)propanoic acid (CAS 3617-60-5)
- n-((3-Aminocyclobutyl)methyl)pivalamide (CAS 1481324-59-7)
- 2-(2-((Allyloxy)methyl)-4-nitrophenoxy)ethan-1-ol (CAS 1392103-25-1)
- C-Peptide（dog） (CAS 39016-05-2)
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