4-Chloro-2-(thiophen-3-yl)pyrimidine CAS 1156237-51-2
| CAS No. | 1156237-51-2 |
| Molecular Formula | C8H5ClN2S |
| Molecular Weight | 196.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 196.66 g/mol gives 4-Chloro-2-(thiophen-3-yl)pyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-Chloro-2-(thiophen-3-yl)pyrimidine (CAS 1156237-51-2), a certified reference material (molecular formula C8H5ClN2S, MW 196.66 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H5ClN2S, 4-Chloro-2-(thiophen-3-yl)pyrimidine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 196.66 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Chloro-2-(thiophen-3-yl)pyrimidine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H5ClN2S |
| Molecular Weight | 196.66 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 Chloro Standards
- 2-Chloro-4-(pyridin-4-yl)thiazole (CAS 103317-31-3)
- 2-Chloro-4-(pyridin-2-yl)thiazole (CAS 1188164-65-9)
- 2-Chloro-4-(pyridin-3-yl)thiazole (CAS 1188164-72-8)
- 4-Chloro-2-(thiophen-2-yl)pyrimidine (CAS 125904-07-6)
- 2-Chloro-5-phenyl-1,3,4-thiadiazole (CAS 13373-11-0)
- 4-chloro-1,2-dihydrophthalazine-1-thione (CAS 14062-52-3)
- 2-Chloro-6-(thiophen-2-yl)pyrazine (CAS 1484099-08-2)
- 2-Chloro-4-(thiophen-2-yl)pyrimidine (CAS 83726-75-4)
Recommended Standards
- 3-[(chlorosulfonyl)(ethyl)amino]propanenitrile (CAS 1064037-92-8)
- Tetrahydro-2H-thiopyran-4-carbonyl chloride 1,1-dioxide (CAS 841301-53-9)
- 3-[(chlorosulfonyl)(methyl)amino]-2-methylpropanenitrile (CAS 1250149-70-2)
- Methyl 3-(acetylthio)-2-chloropropanoate (CAS 32371-92-9)
- Cinnzeylanol (CAS 62394-04-1)
- Methyl oxazole-4-carboxylate (CAS 170487-38-4)
- 2-Vinylselenophene (CAS 58963-90-9)
- 3-{[2-(2-methoxyethoxy)ethyl](methyl)amino}propanoic acid hydrochloride (CAS 2044796-95-2)
- 1-Benzyl-4-((5,6-dimethoxy-1-oxo-1,3-dihydro-2H-inden-2-ylidene)methyl)pyridin-1-ium chloride (CAS 1188913-39-4)
- 2-chloro-N-[1-(4-fluorophenyl)ethyl]-N-methylacetamide (CAS 941226-37-5)
- 3-Nitrodibenzo[b,d]thiophene (CAS 94764-55-3)
- 2-Chloro-6-(methylsulfonyl)-8-nitro-4H-benzo[e][1,3]thiazin-4-one (CAS 2470059-12-0)
- 1,1-Difluoro-N,N,N',N'-tetramethylmethanediamine (CAS 1426-10-4)
- Prolactin-Releasing Peptide (1-31) (rat) (CAS 215510-06-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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