5-(2-Chloroethyl)-1,3,4-thiadiazol-2-amine CAS 147397-31-7
| CAS No. | 147397-31-7 |
| Molecular Formula | C4H6ClN3S |
| Molecular Weight | 163.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(2-Chloroethyl)-1,3,4-thiadiazol-2-amine is closely related to a nitrile group, sulfur-containing functionality, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-(2-Chloroethyl)-1,3,4-thiadiazol-2-amine (CAS 147397-31-7) is a high-purity analytical reference standard with the molecular formula C4H6ClN3S and a molecular weight of 163.63 g/mol.
Based on its molecular formula C4H6ClN3S, 5-(2-Chloroethyl)-1,3,4-thiadiazol-2-amine contains a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 163.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 5-(2-Chloroethyl)-1,3,4-thiadiazol-2-amine 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 | C4H6ClN3S |
| Molecular Weight | 163.63 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1999 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- (2-Chloro-5-methylthiazol-4-yl)methanol (CAS 1379296-51-1)
- 1-(5-Chlorothiazol-2-yl)ethan-1-ol (CAS 1514403-05-4)
- 7-chloro-1H-[1,2,3]triazolo[4,5-d]pyrimidine (CAS 23002-52-0)
- 4-chloro-2-ethoxy-1,3-thiazole (CAS 1549056-67-8)
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- 2-((3-(4-Fluorobenzyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)-1-(piperidin-1-yl)ethan-1-one (CAS 863453-08-1)
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