4-(Methylsulfonyl)pyrimidine CAS 14161-10-5
| CAS No. | 14161-10-5 |
| Molecular Formula | C5H6N2O2S |
| Molecular Weight | 158.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C5H6N2O2S, 4-(Methylsulfonyl)pyrimidine contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 158.18 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.
CATO supplies 4-(Methylsulfonyl)pyrimidine (CAS 14161-10-5), a certified reference material (molecular formula C5H6N2O2S, MW 158.18 g/mol) for analytical method development and quality control.
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 | C5H6N2O2S |
| Molecular Weight | 158.18 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methylsulfonyl Standards
- 5-(Methylsulfonyl)pyrimidine (CAS 14080-16-1)
- 3-(Methylsulfonyl)-1,2,4-triazine (CAS 105783-77-5)
- (Methylsulfonyl)benzene- (CAS 125562-53-0)
- 2-(Methylsulfonyl)pyridine (CAS 17075-14-8)
- 4-(Methylsulfonyl)pyridine (CAS 17075-15-9)
- 2-Methyl-3-(methylsulfonyl)-1H-pyrrole (CAS 1707571-37-6)
- 2-(1-(Methylsulfonyl)cyclopropyl)acetonitrile (CAS 2122434-42-6)
- 2-(Methylsulfonyl)acetyl chloride (CAS 56841-99-7)
Recommended Standards
- 2-Methanesulfonyl-pyrimidine (CAS 14161-09-2)
- 5-(Hydroxymethyl)thiophene-2-carboxylic acid (CAS 14282-64-5)
- 4-(Hydroxymethyl)thiophene-2-carboxylic acid (CAS 14282-65-6)
- 5-Methyl-2-nitrothiophen-3-amine (CAS 1404364-31-3)
- N-(tert-Butyldimethylsilyl)-N-methyltrifluoroacetamide (CAS 77377-52-7)
- 3-(4-(Dimethylamino)phenyl)-2-thioxoimidazolidin-4-one (CAS 39123-63-2)
- 7-β-D-Galactopyranosyloxycoumarin-4-acetic acid, 97% (CAS 127615-74-1)
- 6-chloro-2-methylquinoline-8-carboxylic acid (CAS 1369177-63-8)
- 2-Chloro-4-[(methoxycarbonyl)amino]benzoic acid (CAS 37653-89-7)
- 2-Nitro-4-(trifluoromethoxy)phenol (CAS 129644-56-0)
- Difelikefalin Impurity 82 (CAS CATO-C4X-304182)
- 5-Chloro-1-ethyl-3-methyl-4-nitro-1h-pyrazole (CAS 13551-74-1)
- 4-(6-Methyl-2-(piperazin-1-yl)pyrimidin-4-yl)morpholine (CAS 1511906-37-8)
- Semaglutide impurity 193 (CAS CATO-C4X-2226193)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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