Thieno[2,3-b]pyridine-3-carbonitrile CAS 53399-38-5
| CAS No. | 53399-38-5 |
| Molecular Formula | C8H4N2S |
| Molecular Weight | 160.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 160.20 g/mol gives Thieno[2,3-b]pyridine-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Thieno[2,3-b]pyridine-3-carbonitrile (CAS 53399-38-5) is a high-purity analytical reference standard with the molecular formula C8H4N2S and a molecular weight of 160.20 g/mol.
Structurally, Thieno[2,3-b]pyridine-3-carbonitrile (C8H4N2S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 160.20 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H4N2S |
| Molecular Weight | 160.20 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Thieno Standards
- Thieno[3,2-b]pyridine-7-carbonitrile (CAS 1239505-20-4)
- Thieno[2,3-b]pyridine-2-carbonitrile (CAS 1824274-54-5)
- Thieno[3,2-c]pyridine-4-carbonitrile (CAS 86344-88-9)
- thieno[2,3-b]pyridin-5-ol (CAS 21344-26-3)
- thieno[2,3-c]pyridin-7-ol (CAS 28981-13-7)
- Thieno[3,2-d]pyrimidine-4-carbonitrile (CAS 1057249-33-8)
- thieno[3,2-b]pyridin-7-amine (CAS 104273-32-7)
- thieno[3,2-c]pyridin-3-amine (CAS 1159511-16-6)
Recommended Standards
- p-Cyanophenyl Isothiocyanate (CAS 2719-32-6)
- Benzo[c]isothiazole-6-carbonitrile (CAS 56910-97-5)
- 1001346-35-5 N~3~-(2-Methoxyethyl)-N-methyl-beta-alaninamide DTXSID10651269 (CAS 1001346-35-5)
- 4-Ethynylbenzo[c][1,2,5]thiadiazole (CAS 944245-18-5)
- 2-(methylsulfanyl)-3h,4h-pyrrolo[2,1-f][1,2,4]triazin-4-one (CAS 1232815-50-7)
- rac-3-Amino-3-cyclohexyl-propanol (CAS 109647-95-2)
- 8-Bromopyrido[4,3-d]pyrimidin-5(6H)-one (CAS 1379345-98-8)
- 2-Methyl-8-(2,2,2-trifluoroethyl)quinoxaline (CAS 1416821-81-2)
- Cyclopropyl(imino)(methyl)-l6-sulfanone (CAS 1609964-41-1)
- 6-Amino-2-methylquinazolin-4(3H)-one (CAS 17329-24-7)
- (S)-4-(Benzyloxy)-2-ethyl-4-oxobutanoic acid (CAS 1932079-11-2)
- N-(5-Bromo-3-methyl-2-pyridinyl)-N-(3-ethoxypropyl)amine (CAS 1220019-52-2)
- N-(tert-Butoxycarbonyl)pyrrolidine-2-methanol (CAS 170491-63-1)
- Rac1 Inhibitor F56, control peptide (CAS 1315378-77-8)
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