2-(5-Chlorothiophen-2-yl)pyrimidin-4(3H)-one CAS 1156236-07-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1156236-07-5 |
| Molecular Formula | C8H5ClN2OS |
| Molecular Weight | 212.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(5-Chlorothiophen-2-yl)pyrimidin-4(3H)-one (CAS 1156236-07-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H5ClN2OS. Molecular weight: 212.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H5ClN2OS |
| Molecular Weight | 212.66 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorothiophen Standards
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- n-(5-Chlorothiophen-2-yl)methanesulfonamide (CAS 1179660-71-9)
- 2-(5-chlorothiophen-2-yl)pyrimidin-5-amine (CAS 1152562-33-8)
- 6-(5-Chlorothiophen-2-yl)pyridazin-3-amine (CAS 1225953-04-7)
- 4-(3-Chlorothiophen-2-yl)pyrimidin-2-amine (CAS 855308-67-7)
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- 1-[(5-chlorothiophen-2-yl)methyl]-1h-pyrazol-5-amine (CAS 1152588-32-3)
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Recommended Standards
- 5-(5-Chloro-2-thienyl)-1,2,4-triazin-3-amine (CAS 1155047-26-9)
- 3-(3-Chloropyridin-2-yl)-1,2,4-thiadiazol-5-amine (CAS 1179362-16-3)
- Brexpiprazole Impurity 19 (CAS 23967-57-9)
- 5-Bromo-2-iodopyridin-3-yl acetate (CAS 1045858-04-5)
- Tert-butyl 2-(2-(4-chlorophenoxy)-1-iminoethyl)hydrazine-1-carboxylate (CAS 1053655-81-4)
- 147212-83-7 5-Ethynyl-1-(2',3',5'-tri-O-tert-butyldimethylsilyl-|A-D-ribofuranosyl)imidazo-4-carbonitrile 5-Ethynyl-1-[2,3,5-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-|A-D-ribofuranosyl]-1H-imidazole-4-carbonitrile (CAS 147212-83-7)
- 2-(5-Fluoro-2-methylphenyl)-1h-1,3-benzodiazole (CAS 1021397-45-4)
- 6-Bromo-5-fluoro-1H-indazole (CAS 1286734-85-7)
- (2,4-dimethoxy-6-methylphenyl)methanol (CAS 181819-60-3)
- Peptide Impurity 81 TFA (CAS CATO-CPTD788581)
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