5-Chloro-6-((Methylthio)methyl)pyrimidine-2,4(1H,3H)-dione CAS 59640-47-0
| CAS No. | 59640-47-0 |
| Molecular Formula | C6H7ClN2O2S |
| Molecular Weight | 206.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-Chloro-6-((Methylthio)methyl)pyrimidine-2,4(1H,3H)-dione is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-Chloro-6-((Methylthio)methyl)pyrimidine-2,4(1H,3H)-dione (CAS 59640-47-0), molecular formula C6H7ClN2O2S and molecular weight 206.65 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H7ClN2O2S, 5-Chloro-6-((Methylthio)methyl)pyrimidine-2,4(1H,3H)-dione contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 206.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-Chloro-6-((Methylthio)methyl)pyrimidine-2,4(1H,3H)-dione 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 | C6H7ClN2O2S |
| Molecular Weight | 206.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Chloro-4-methyl-2-(methylsulfonyl)pyrimidine (CAS 2089319-59-3)
- 5-Cyclopropylfuran-2-sulfonyl chloride (CAS 2138104-56-8)
- 5-Chloro-3-methanesulfonylpyridin-2-amine (CAS 2055119-06-5)
- 6,7-Dihydro-5H-pyrrolo[1,2-a]imidazole-3-sulphonyl chloride (CAS 914637-94-8)
- 2-(2-Bromobenzoyl)propanedinitrile (CAS 1481188-19-5)
- 4-(3-Aminophenyl)-5-hydroxyisoquinolin-1(2H)-one (CAS 656234-41-2)
- 5-Amino-3-phenyl-isoxazole-4-carboxylic acid ethyl ester (CAS 29278-09-9)
- 6-Amino-2-hydroxypyrimidin-4(3H)-one (CAS 143519-01-1)
- Nonane-2-sulfonyl chloride (CAS 1250201-40-1)
- (S)-2-(Morpholin-2-yl)acetic acid (CAS 1257854-99-1)
- 8-Amino-3,7-dihydro-3,7-dimethyl-1H-purine-2,6-dione (CAS 5442-23-9)
- Ethyl 3,3-diphenylpropanoate (CAS 7476-18-8)
- 6-Amino-1-methyl-2-(methylamino)pyrimidin-4(1H)-one (CAS 111291-89-5)
- Tau Peptide (512-525) amide trifluoroacetate salt (CAS 2022956-61-0)
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