5-ethynylpyridine-3-carboxamide CAS 1256818-70-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1256818-70-8 |
| Molecular Formula | C8H6N2O |
| Molecular Weight | 146.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-ethynylpyridine-3-carboxamide (CAS 1256818-70-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H6N2O. Molecular weight: 146.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H6N2O |
| Molecular Weight | 146.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | 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.) | 1990 |
| Nitrogen Atoms | 2 |
Related ethynylpyridine Standards
- 5-ethynylpyridine-3-carboxylic acid (CAS 1211533-87-7)
- 5-ethynylpyridine-2-carbaldehyde (CAS 940911-03-5)
- 5-ethynylpyridine-2-carbonitrile (CAS 1211584-19-8)
- 5-Ethynylpyridine-2-methanol (CAS 1033705-77-9)
- 3-Ethynylpyridine-2,6-diamine (CAS 936342-42-6)
- 2-Ethyl-4-ethynylpyridine (CAS 1215782-60-7)
- 4-Ethyl-3-ethynylpyridine (CAS 1824203-59-9)
- 2-Ethyl-6-ethynylpyridine (CAS 676343-10-5)
Recommended Standards
- 5-Vinyl-2,1,3-benzoxadiazole (CAS 1255208-55-9)
- 1H-pyrrolo[2,3-c]pyridine-7-carbaldehyde (CAS 1260385-31-6)
- 5-Methylpyrido[3,4-e][1,2,4]triazine (CAS 121845-73-6)
- N-(2,5-difluorophenyl)-2-(2-oxo-5-(piperidin-1-ylsulfonyl)pyridin-1(2H)-yl)acetamide (CAS 1251608-21-5)
- 2-Bromo-8-(4-chlorophenoxy)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridine (CAS 2443488-37-5)
- 7-Propoxyquinolin-3-amine (CAS 1365942-12-6)
- 2-Mercapto-4,4-dimethylimidazoline 4,4-Dimethyl-2-imidazolidinethione 4,4-Dimethylethylenethiourea 6086-42-6 D2435 (CAS 6086-42-6)
- 2,3-Dihydro-1H-pyrrolo[2,3-b]pyridin-5-ol (CAS 100383-04-8)
- ethyl 5-oxo-1,4,6,7-tetrahydroindazole-3-carboxylate (CAS 913558-33-5)
- Cholecystokinin Octapeptide (1-4) (desulfated) (CAS 80790-40-5)
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