2-(Methylthio)-3-(m-tolyl)pyrimidin-4(3H)-one CAS 89069-25-0
| CAS No. | 89069-25-0 |
| Molecular Formula | C12H12N2OS |
| Molecular Weight | 232.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-(Methylthio)-3-(m-tolyl)pyrimidin-4(3H)-one.
2-(Methylthio)-3-(m-tolyl)pyrimidin-4(3H)-one (CAS 89069-25-0) is a high-purity analytical reference standard with the molecular formula C12H12N2OS and a molecular weight of 232.30 g/mol.
Based on its molecular formula C12H12N2OS, 2-(Methylthio)-3-(m-tolyl)pyrimidin-4(3H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 232.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C12H12N2OS |
| Molecular Weight | 232.30 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methylthio Standards
- 6-benzyl-2-(methylthio)pyrimidin-4(3H)-one (CAS 100142-46-9)
- (4-(2-(Methylthio)pyrimidin-5-yl)phenyl)methanol (CAS 1349718-70-2)
- 1-Benzyl-2-(methylthio)-1H-imidazole-5-carbaldehyde (CAS 479400-30-1)
- 2-(Methylthio)-5-(p-tolyl)pyrimidin-4(1H)-one (CAS 61044-91-5)
- 3-(2-(Methylthio)phenyl)-5,6-dihydro-4H-pyrrolo[3,2-d]isoxazole (CAS 603067-73-8)
- 3-(Methylthio)-[1,1'-biphenyl]-4,4'-diol (CAS 69432-61-7)
- 3-Benzyl-2-(methylthio)pyrimidin-4(3H)-one (CAS 81560-08-9)
- 3-Methyl-2-(methylthio)-6-phenylpyrimidin-4(3H)-one (CAS 74303-68-7)
Recommended Standards
- 2-(Furan-2-yl)-5,6,7,8-tetrahydroquinazoline-4(1H)-thione (CAS 61431-39-8)
- 2-(Ethylthio)-6-phenylpyrimidin-4(1H)-one (CAS 62459-12-5)
- 2,9-Dihydro-9-(1-methylethyl)-3H-1,2,4-triazolo[4,3-a]benzimidazole-3-thione (CAS 736960-52-4)
- 2-(Ethylsulfanyl)-5-[(E)-2-phenylethenyl]-1,3,4-oxadiazole (CAS 478047-51-7)
- 1,3-Dihydro-5-(trifluoromethyl)-2H-indol-2-one 5-(Trifluoromethyl)indolin-2-one 5-(trifluoromethyl)-1,3-dihydroindol-2-one 71293-62-4 (CAS 71293-62-4)
- tert-Butyl 4-fluoro-1H-pyrazole-1-carboxylate (CAS 1934828-25-7)
- Di([1,1':2',1''-terphenyl]-4-yl)amine (CAS 1222634-01-6)
- 3,3-Dimethyl-4-(trifluoromethyl)indolin-2-one (CAS 1822816-54-5)
- 3-Pentafluoroethyloxy-pyrrolidine (CAS 1208078-44-7)
- N-Benzyl-5-chloro-4-methyl-1,3-benzothiazol-2-amine (CAS 941867-22-7)
- 2-Chloro-5-iodo-4-methoxypyridine (CAS 1226878-98-3)
- 4-(6-Methyl-2-benzothiazolyl)aniline (CAS 92-36-4)
- Methyl 5-bromo-3-methylbenzofuran-2-carboxylate (CAS 907945-59-9)
- (β-Asp5)-Delta-Sleep Inducing Peptide (CAS 82602-88-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com