5-(2-Chlorophenyl)-2-mercapto-3-(3-methoxypropyl)thieno[2,3-d]pyrimidin-4(3h)-one CAS 756859-04-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 756859-04-8 |
| Molecular Formula | C16H15ClN2O2S2 |
| Molecular Weight | 366.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(2-Chlorophenyl)-2-mercapto-3-(3-methoxypropyl)thieno[2,3-d]pyrimidin-4(3h)-one (CAS 756859-04-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H15ClN2O2S2. Molecular weight: 366.89 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H15ClN2O2S2 |
| Molecular Weight | 366.89 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 5-[[(1R)-1-(6-chloro-2-oxo-1H-quinolin-3-yl)ethyl]amino]-1-methyl-6-oxo-pyridine-2-carbonitrile (CAS 1887014-14-3)
- 5-Chloro-N-(3-(2-ethoxyethyl)benzo[d]thiazol-2(3H)-ylidene)thiophene-2-carboxamide (CAS 865162-36-3)
- Desloratadine Impurity 50 (CAS CATO-C4X-143050)
- [amino(3-chlorophenyl)methylidene]amino prop-2-enoate (CAS 1315376-76-1)
- 4-Amino-2-chlorotoluene-5-sulfonic Acid (CAS 88-51-7)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)quinolin-4-ol (CAS 1201844-89-4)
- 4-Chloroindole-3-carbaldehyde (CAS 876-72-2)
- Salbutamol Impurity 172 (CAS 2691147-78-9（free base）)
- DL-1-Phenylethylamine (CAS 618-36-0)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
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