3-Ethynyl-2,4-dimethyl-1H-pyrrole CAS 66409-07-2
| CAS No. | 66409-07-2 |
| Molecular Formula | C8H9N |
| Molecular Weight | 119.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-Ethynyl-2,4-dimethyl-1H-pyrrole 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.
3-Ethynyl-2,4-dimethyl-1H-pyrrole (CAS 66409-07-2), molecular formula C8H9N and molecular weight 119.16 g/mol, is a CATO reference standard with documented purity and traceability.
3-Ethynyl-2,4-dimethyl-1H-pyrrole (C8H9N) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
Physical & Chemical Properties
| Molecular Formula | C8H9N |
| Molecular Weight | 119.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
Related Ethynyl Standards
- 5-Ethynyl-2,3-dimethylfuran (CAS 1057670-06-0)
- 5-Ethynyl-1,2-dimethyl-1H-imidazole (CAS 1201657-10-4)
- 3-Ethynyl-2-cyclohexenone (CAS 124267-26-1)
- 1-Ethyl-2-ethynyl-1h-imidazole (CAS 1339042-77-1)
- 1-Ethyl-5-ethynyl-1h-pyrazole (CAS 1344083-08-4)
- 1-Ethyl-3-ethynyl-1H-pyrazole (CAS 1354706-83-4)
- 1-Ethyl-4-ethynyl-1H-pyrazole (CAS 573982-81-7)
- 3-Ethynyl-1,4-dimethyl-1H-pyrazole (CAS 2105612-53-9)
Recommended Standards
- 3-Ethenyl-5-methyl-pyridine (CAS 51961-51-4)
- 3-Methyl-2-vinylpyridine (CAS 22382-94-1)
- 3-Ethenyl-4-methylpyridine (CAS 45658-39-7)
- 3-Methyl-N-methyleneaniline (CAS 45698-22-4)
- 4-Bromo-2-fluoro-5-(trifluoromethyl)pyridine (CAS 1227600-03-4)
- 5-Amino-3-isobutyl-1-methyl-1h-pyrazole-4-carbonitrile (CAS 1378820-39-3)
- 2-Amino-N-(8-hydroxy-7-methoxy-2,3-dihydroimidazo[1,2-c]quinazolin-5-yl)pyrimidine-5-carboxamide (CAS 2132943-86-1)
- Ethyl 2-cyano-3-(2-fluorophenyl)propanoate (CAS 773084-46-1)
- 2-(Boc-amino)-2-(3-thiophenyl)acetic Acid (CAS 40512-57-0)
- Ethyl N-benzoylphenylalaninate (CAS 19817-70-0)
- 6-amino-5-(2-chloroacetyl)-1-(2-methoxyethyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione hydrochloride (CAS 1211710-95-0)
- Benzyl 5-bromo-4-fluoro-2-methoxybenzoate (CAS 2787516-95-2)
- 4-Tosylbutanoyl chloride (CAS 1706460-77-6)
- Insulin Degludec Impurity 5 (CAS CATO-C4X-21575)
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