ethyl thieno[2,3-b]pyridine-2-carboxylate CAS 59944-78-4
| CAS No. | 59944-78-4 |
| Molecular Formula | C10H17NO2S |
| Molecular Weight | 215.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, ethyl thieno[2,3-b]pyridine-2-carboxylate (C10H17NO2S) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 215.31 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies ethyl thieno[2,3-b]pyridine-2-carboxylate (CAS 59944-78-4), a certified reference material (molecular formula C10H17NO2S, MW 215.31 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), ethyl thieno[2,3-b]pyridine-2-carboxylate 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 | C10H17NO2S |
| Molecular Weight | 215.31 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related ethyl Standards
- ethyl thieno[2,3-c]pyridine-2-carboxylate (CAS 478148-99-1)
- ethyl thieno[3,2-b]pyridine-6-carboxylate (CAS 83179-08-2)
- 2-({thieno[2,3-d]pyrimidin-4-yl}amino)acetamide (CAS 1094306-75-8)
- Thieno[2,3-c]pyridine-2-sulfonamide (CAS 115063-53-1)
- thieno[3,2-b]pyridine-6-sulfonamide (CAS 1803589-89-0)
- Ethyl thieno[3,2-d]isothiazole-5-carboxylate (CAS 74598-11-1)
- Thieno[2′,3′:4,5]imidazo[1,2-a]pyridine-2-carboxylic acid (CAS 855715-35-4)
- 5-(Thieno[2,3-b]pyridin-3-yl)pyrrolidin-2-one (CAS 156865-66-6)
Recommended Standards
- ethyl 2-methylpyrrolo[2,1-b]thiazole-6-carboxylate (CAS 2476688-56-7)
- ethyl 2-methyl-4H-thieno[3,2-b]pyrrole-5-carboxylate (CAS 238749-54-7)
- ethyl 1,3-benzothiazole-6-carboxylate (CAS 19989-64-1)
- Methyl (4-fluorobenzyl)carbamodithioate (CAS 61290-95-7)
- (2R,3R,4S,5R)-2-(6-Amino-2-(hydroxyamino)-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 129399-02-6)
- Methyl 3-ethyl-2-iodobenzoate (CAS 28455-63-2)
- (1-(Methylsulfonyl)cyclobutyl)methanamine (CAS 1249658-93-2)
- 4,4',4'',4'''-((9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(phosphanetriyl))tetrabenzaldehyde (CAS 2411643-30-4)
- 5-Amino-1-(cyclopropylmethyl)-1,2-dihydropyridin-2-one (CAS 1439900-60-3)
- 6-Iodo-4-methyl-1H-indazole-3-carboxylic acid (CAS 885521-24-4)
- 4,6-Dimethoxy-3-(4-methoxyphenyl)-2-methylbenzofuran (CAS 922140-83-8)
- 2-Fluoro-6-(3-(trifluoromethyl)phenoxy)benzonitrile (CAS 946387-10-6)
- 2-Bromo-4,5-dimethoxybenzonitrile (CAS 109305-98-8)
- Atrial Natriuretic Polypeptide (4-28), human (CAS 95896-08-5)
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