Dimethyl 5-(p-tolyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate 2-oxide CAS 337920-83-9
| CAS No. | 337920-83-9 |
| Molecular Formula | C17H17NO5S |
| Molecular Weight | 347.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Dimethyl 5-(p-tolyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate 2-oxide (C17H17NO5S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 347.39 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies Dimethyl 5-(p-tolyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate 2-oxide (CAS 337920-83-9), a certified reference material (molecular formula C17H17NO5S, MW 347.39 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.
As a certified reference material (CRM), Dimethyl 5-(p-tolyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate 2-oxide 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 | C17H17NO5S |
| Molecular Weight | 347.39 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dimethyl Standards
- 6,7-Dimethyl 5-(4-methoxyphenyl)-1H,3H-pyrrolo[1,2-c][1,3]thiazole-6,7-dicarboxylate (CAS 339113-35-8)
- Dimethyl 5-(m-tolyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate 2-oxide (CAS 339113-52-9)
- 2,2-Dimethyl-3-(4-(4-nitrophenyl)piperazine-1-carbonyl)cyclopropane-1-carboxylic acid (CAS 1142214-93-4)
- 1-(2,4-Dimethyl-5-(4-(tetrahydrofuran-2-carbonyl)piperazine-1-carbonyl)-1H-pyrrol-3-yl)ethanone (CAS 1197834-97-1)
- 2,5-Dimethyl-N-[3-(2-phenoxyethoxy)benzyl]aniline (CAS 1040687-78-2)
- 1-(4-(((3,5-Dimethyl-1-phenyl-1H-pyrazol-4-yl)methyl)amino)phenyl)butan-1-one (CAS 1091670-52-8)
- N-((1,3-Dimethyl-1H-pyrazol-4-yl)methyl)-N-methyl-3,3-diphenylpropanamide (CAS 1170626-06-8)
- 3,8-Dimethyl-3-(4-methylpent-3-en-1-yl)-3,11-dihydropyrano[3,2-a]carbazol-9-ol (CAS 144606-95-1)
Recommended Standards
- Ethyl 2-(2-((6-methyl-2-oxo-1,2-dihydropyrimidin-4-yl)thio)acetamido)benzoate (CAS 905692-25-3)
- 7-(1-((2-Fluoro-[1,1'-biphenyl]-4-yl)oxy)ethyl)-2-methylpyrazolo[1,5-a]pyrimidine (CAS 477888-66-7)
- Ethyl 4-(4-acetamidophenoxy)-2-(methylsulfanyl)pyrimidine-5-carboxylate (CAS 383148-62-7)
- 6-Benzyl-2-benzylidene-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 463364-60-5)
- (2-Fluorophenyl)(3-(3-(thiophen-3-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)methanone (CAS 1396802-44-0)
- N-(1H-Pyrazolo[3,4-b]pyridin-3-yl)acetamide (CAS 82216-16-8)
- 3-Carbomethoxy-4-hydroxyphenylglyoxal hydrate (CAS 27612-08-4)
- 8-(Trifluoromethyl)quinoline-2-carbaldehyde (CAS 345895-59-2)
- 4-(4-(Trifluoromethoxy)phenyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine (CAS 213462-18-1)
- Macitentan Impurity 22 (CAS 441797-83-7)
- 2-isopropyl-5,5-dimethyl-3-nitrosothaizolidine-carbonitrile (CAS CATO-C4X-249319)
- Medica 16 (CAS 87272-20-6)
- 2-(Difluoromethyl)-4-methoxy-3-methylpyridine-6-acetonitrile (CAS 1807110-01-5)
- Eosinophilotactic Peptide (CAS 61756-28-3)
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