2-(5-Methylthieno[2,3-b]thiophen-3-yl)ethan-1-amine hydrochloride CAS 2137916-32-4
| CAS No. | 2137916-32-4 |
| Molecular Formula | C9H11NS2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 233.77 g/mol gives 2-(5-Methylthieno[2,3-b]thiophen-3-yl)ethan-1-amine hydrochloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-(5-Methylthieno[2,3-b]thiophen-3-yl)ethan-1-amine hydrochloride (CAS 2137916-32-4), a certified reference material (molecular formula C9H11NS2HCl, MW 233.77 g/mol) for analytical method development and quality control.
Structurally, 2-(5-Methylthieno[2,3-b]thiophen-3-yl)ethan-1-amine hydrochloride (C9H11NS2HCl) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 233.77 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-(5-Methylthieno[2,3-b]thiophen-3-yl)ethan-1-amine hydrochloride 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.
Physical & Chemical Properties
| Molecular Formula | C9H11NS2 HCl |
| Molecular Weight | 233.77 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methylthieno Standards
- 2-((6-Ethyl-2-methylthieno[2,3-d]pyrimidin-4-yl)amino)propanoic acid (CAS 1008858-72-7)
- 1-{6-methylthieno[2,3-d]pyrimidin-4-yl}piperazine (CAS 1018554-94-3)
- 5-acetyl-3-methylthieno[2,3-b]pyridine-2-carboxylic acid (CAS 1050885-00-1)
- 6-Methylthieno[2,3-d]pyrimidine (CAS 106691-22-9)
- 6-Methylthieno[3,2-d]pyrimidin-4(3H)-one (CAS 108134-21-0)
- 2-Methylthieno[3,2-d]pyrimidine-4-carboxylic acid (CAS 1086399-01-0)
- 4-Methylthieno[3,4-b]pyridine (CAS 109510-31-8)
- N-methylthieno[3,2-d]pyrimidin-4-amine (CAS 1097040-23-7)
Recommended Standards
- N-(2,3-dimethoxybenzyl)-1-(4-methoxyphenyl)methanamine hydrobromide (CAS 1609409-42-8)
- (2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-((tetrahydro-2H-thiopyran-4-yl)amino)-9H-purin-9-yl)tetrahydrofuran-3,4-diol (CAS 403789-32-2)
- N-(2-chlorobenzyl)hexan-2-amine (CAS 1157332-52-9)
- 1-(2,3-Dimethylphenyl)-3-(ethoxycarbonyl)-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264041-91-9)
- O,O-Diethyl Dithiophosphate (CAS 298-06-6)
- 1,3-Dimethyl-1H-pyrazole-5-methylamine, 97% (CAS 499770-63-7)
- N-ethyl-N-phenyl-4-(trifluoromethyl)nicotinamide (CAS 287918-07-4)
- 1-(4-Bromothiophen-2-yl)-2,2-dimethylpropan-1-one (CAS 33148-68-4)
- tert-Butyl (4-bromo-2-ethylphenyl)carbamate (CAS 1449669-75-3)
- Insulin Degludec Impurity 26 (CAS CATO-C4X-215726)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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