3-{2-[3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl]-7-methylpyrazolo[1,5-a]pyrimidine-6-amido}thiophene-2-carboxylic acid CAS 691868-65-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 691868-65-2 |
| Molecular Formula | C23H19N5O3S2 |
| Molecular Weight | 477.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-{2-[3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl]-7-methylpyrazolo[1,5-a]pyrimidine-6-amido}thiophene-2-carboxylic acid (CAS 691868-65-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C23H19N5O3S2. Molecular weight: 477.56 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C23H19N5O3S2 |
| Molecular Weight | 477.56 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 2 |
Related dimethyl Standards
- 2-(7,7-Dimethyl-1-oxo-1,3,4,6,7,8-hexahydro-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl acetate (CAS 1346676-30-9)
- Dimethyl 2,2'-(naphthalene-1,4-diyl)bis(benzo[d]oxazole-5-carboxylate) (CAS 24302-35-0)
- 9,9-Dimethyl-N2,N7-di(naphthalen-1-yl)-9H-fluorene-2,7-diamine (CAS 1353720-36-1)
- 2,4-Dimethyl 3-{2-[4-(3,4-dichlorophenyl)piperazin-1-yl]acetyl}-1,3-thiazolidine-2,4-dicarboxylate (CAS 339012-82-7)
- Dimethyl 2-(2-nitro-4-(trifluoromethyl)phenyl)-2-(3-(trifluoromethyl)benzyl)malonate (CAS 865658-14-6)
- (2-(7,7-Dimethyl-1-oxo-1,3,4,6,7,8-hexahydro-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)methyl acetate (CAS 1899834-77-5)
- {5-[1,3-Dimethyl-5-(trifluoromethyl)-1,3-dihydro-2H-benzimidazol-2-ylidene]-4-oxo-2-thioxo-1,3-thiazolidin-3-yl}(phenyl)acetic acid (CAS 84696-96-8)
- 2,2-Dimethyl-4-oxo-3,8,11,16-tetraoxa-5-azaoctadecan-18-yl 4-methylbenzenesulfonate (CAS 2681390-45-2)
Recommended Standards
- 3-(4-(3-Isopropoxypropyl)-5-oxo-4,5-dihydro-[1,2,4]triazolo[4,3-a]quinazolin-1-yl)-N-(4-methoxybenzyl)propanamide (CAS 902933-03-3)
- RPL 554 (CAS 298680-25-8)
- 3-(4-(3-Isopropoxypropyl)-5-oxo-4,5-dihydro-[1,2,4]triazolo[4,3-a]quinazolin-1-yl)-N-(3-methoxybenzyl)propanamide (CAS 902934-09-2)
- N,N-Diethyl-4-methyl-3-nitroaniline (CAS 810662-45-4)
- 2-(2-(Benzyloxy)ethoxy)pyridin-3-amine (CAS 1820665-93-7)
- 2-Bromo-1-chloro-5-fluoro-3-nitrobenzene (CAS 1807121-17-0)
- 1-Butoxy-2,3,4-trifluorobenzene (CAS 1208078-33-4)
- Ethyl 4,6-dibromopicolinate (CAS 1806348-02-6)
- 3-Bromo-1H-pyrrolo[2,3-c]pyridine hydrobromide (CAS 67058-79-1)
- Semaglutide impurity 268 (CAS CATO-C4X-2226268)
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 13829788188 / jacky.chen@cato-chem.com