2-((2-Amino-5-chloro-6-methylpyrimidin-4-yl)thio)acetic acid CAS 338976-58-2
| CAS No. | 338976-58-2 |
| Molecular Formula | C7H8ClN3O2S |
| Molecular Weight | 233.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-((2-Amino-5-chloro-6-methylpyrimidin-4-yl)thio)acetic acid (CAS 338976-58-2), a certified reference material (molecular formula C7H8ClN3O2S, MW 233.68 g/mol) for analytical method development and quality control.
Structurally, 2-((2-Amino-5-chloro-6-methylpyrimidin-4-yl)thio)acetic acid (C7H8ClN3O2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 233.68 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), 2-((2-Amino-5-chloro-6-methylpyrimidin-4-yl)thio)acetic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H8ClN3O2S |
| Molecular Weight | 233.68 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Chloro-1-methyl-n-(prop-2-yn-1-yl)-1h-imidazole-4-sulfonamide (CAS 1154909-01-9)
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- Sodium (2R,3S,4R,5R)-2,3,4,5,6-pentahydroxyhexanoate (CAS 14906-97-9)
- N,N,N',N'-Tetramethyl-S-(1-oxido-2-pyridyl)thiuronium hexafluorophosphate (CAS 212333-72-7)
- 2-Chloro-3,5-difluorobenzoic acid (CAS 189024-26-8)
- 1H-indol-3-ol, 5-methoxy-, 3-acetate (CAS 1070994-17-0)
- N-(4-Methylbenzyl)-N-(6-methyl-4-oxo-1,4-dihydropyrimidin-2-yl)guanidine (CAS 1306738-46-4)
- 1-tert-Butyl-4-(2-nitroethenyl)benzene (CAS 1056474-04-4)
- N,N-Dimethyl-2-nitro-4-(trifluoromethyl)aniline (CAS 40700-38-7)
- 3-(1h-1,2,3-Triazol-1-yl)benzoic acid (CAS 335255-82-8)
- N-(4-(1H-1,2,4-triazol-1-yl)phenyl)-3-(2-chlorophenyl)-5-methylisoxazole-4-carboxamide (CAS 1020252-02-1)
- Des-Ser39-Tirzepatide (CAS CATO-CPTD788936)
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