5-(Thiophen-2-yl)-4H-1,2,4-triazole-3-thiol CAS 68744-68-3
| CAS No. | 68744-68-3 |
| Molecular Formula | C6H5N3S2 |
| Molecular Weight | 183.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Thiophen-2-yl)-4H-1,2,4-triazole-3-thiol (CAS 68744-68-3) is a high-purity analytical reference standard with the molecular formula C6H5N3S2 and a molecular weight of 183.25 g/mol.
Based on its molecular formula C6H5N3S2, 5-(Thiophen-2-yl)-4H-1,2,4-triazole-3-thiol contains a nitrile group, sulfur-containing functionality, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 183.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 5-(Thiophen-2-yl)-4H-1,2,4-triazole-3-thiol 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 | C6H5N3S2 |
| Molecular Weight | 183.25 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Thiophen Standards
- 3-(Thiophen-3-yl)-1,2,4-thiadiazol-5-amine (CAS 1153982-21-8)
- 3-(Thiophen-2-yl)-1,2,4-thiadiazol-5-amine (CAS 138613-72-6)
- 5-(Thiophen-2-yl)-1,3,4-thiadiazol-2-amine (CAS 4683-00-5)
- N-(thiophen-3-ylmethyl)isobutyramide (CAS 1058491-60-3)
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Recommended Standards
- 5-amino-3,3-dimethyl-isobenzofuran-1-one (CAS 217196-57-1)
- 4-Phenethylpyridine (CAS 2116-64-5)
- 5-Aminobicyclo[3.2.2]Nonane-1-carboxylic acid (CAS 27149-99-1)
- 4-Methyldiphenylamine (CAS 620-84-8)
- tert-Butyl (S)-2-(2,6-dichlorophenyl)piperazine-1-carboxylate (CAS 1260593-68-7)
- 6-({[(4-chlorophenyl)methyl]sulfanyl}methyl)-2-phenylpyrimidin-4-ol (CAS 339279-11-7)
- 1047620-49-4 6-Propyl-benzo[1,3]dioxol-5-ylamine hydrochloride 8025AC C10H14ClNO2 (CAS 1047620-49-4)
- Tert-butyl (5R,7S)-7-methyl-2-(2-oxo-2-phenylethyl)-2,8-diazaspiro[4.5]Decane-8-carboxylate (CAS 1899102-33-0)
- 3-[(E)-2-(5-methylfuran-2-yl)ethenyl]-4,5-dihydro-1H-1,2,4-triazole-5-thione (CAS 929971-59-5)
- (R)-3-(4-benzylphenoxy)pyrrolidine hydrochloride (CAS 942194-85-6)
- 2-(Benzylthio)-4-(2,4-difluorophenoxy)thieno[3,2-d]pyrimidine (CAS 478067-48-0)
- 4,4'-(Anthracene-9,10-diyl)dibenzonitrile (CAS 99372-96-0)
- 5-Methyl-3-(perfluorohexyl)-1H-pyrazole (CAS 129257-23-4)
- Tirzepatide Impurity 9 (CAS CATO-C4X-32409)
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