2-(7-Methyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetic acid CAS 1226208-46-3
| CAS No. | 1226208-46-3 |
| Molecular Formula | C9H8N2O3S |
| Molecular Weight | 224.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(7-Methyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetic acid (CAS 1226208-46-3), molecular formula C9H8N2O3S and molecular weight 224.24 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 2-(7-Methyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 224.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures 2-(7-Methyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetic acid 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 | C9H8N2O3S |
| Molecular Weight | 224.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Recommended Standards
- 3-([1,2,4]Triazolo[4,3-b]pyridazin-6-ylthio)propanoic acid (CAS 1219567-80-2)
- 2,2-Difluoro-3-hydroxydecanoic acid (CAS 1248776-03-5)
- Methyl 5-amino-2-(thiophen-2-yl)-1,3-oxazole-4-carboxylate (CAS 1216295-88-3)
- 2-Aminoquinoxaline-6-sulfonamide (CAS 1251922-89-0)
- 3-[(3-chlorophenyl)sulfanyl]pyrrolidine hydrochloride (CAS 1803602-21-2)
- 2,4-Dichloro-6,7-dihydro-5H-cyclopenta[b]pyridine hydrochloride (CAS 1187830-87-0)
- 4-Chloro-2-(2-chlorophenyl)quinazoline (CAS 59455-92-4)
- 3-Acetoxy-3-methylpentane-1,5-dioic Acid Anhydride (CAS 87894-65-3)
- Methyl 2-cyano-6-methoxybenzoate (CAS 1261753-17-6)
- (4S)-4,8-Dihydroxy-3,4-dihydronaphthalene-1(2H)-one (CAS 54712-38-8)
- N-butyl-3-chloro-5-(trifluoromethyl)pyridin-2-amine (CAS 1041535-26-5)
- 8-Bromo-4-(2-hydroxyethyl)-5-methoxyquinolin-2(1H)-one (CAS 1155270-68-0)
- 1-(3-Amino-6-bromopyrazin-2-yl)ethan-1-one (CAS 1260665-80-2)
- Semaglutide impurity 39 (CAS CATO-C4X-222639)
Why CATO?
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