3-(2,5-Dimethyl-1H-pyrrol-1-yl)-4,5-dimethylthiophene-2-carboxylic acid CAS 690990-60-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 690990-60-4 |
| Molecular Formula | C13H15NO2S |
| Molecular Weight | 249.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2,5-Dimethyl-1H-pyrrol-1-yl)-4,5-dimethylthiophene-2-carboxylic acid (CAS 690990-60-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H15NO2S. Molecular weight: 249.33 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H15NO2S |
| Molecular Weight | 249.33 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dimethyl Standards
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- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl)thiophene-3-carboxamide (CAS 1226436-23-2)
- 4,6-Dimethyl-2-(1-oxidothiomorpholino)nicotinonitrile (CAS 1270840-06-6)
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Recommended Standards
- 3,4-Dimethoxy-N-(thiophen-3-ylmethyl)aniline (CAS 864422-00-4)
- 2-Methyl-N-(3-(oxiran-2-ylmethyl)oxetan-3-yl)propane-2-sulfonamide (CAS 2817639-09-9)
- 3,5-Dimethoxy-N-(thiophen-3-ylmethyl)aniline (CAS 864420-81-5)
- 2-(5-Amino-1-tert-butyl-4-cyano)methoxyphenyl (CAS 1797987-02-0)
- 5-Methyl-N,3-diphenylisoxazole-4-carboxamide (CAS 123862-91-9)
- 4-Ethynyl-3-fluorobenzonitrile (CAS 1581281-30-2)
- 3-Mercapto-N-(4-methoxyphenyl)-[1,2,4]triazolo[4,3-a]pyridine-6-carboxamide (CAS 1355218-17-5)
- Insulin degludec (CAS 844439-96-9)
- 4-(2,4-Dimethylphenyl)-4H-benzo[b][1,4]thiazine-2-carbonitrile 1,1-dioxide (CAS 1189952-19-9)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
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