1-(3-Chlorophenyl)-1H-tetrazole-5-thiol CAS 22384-88-9
| CAS No. | 22384-88-9 |
| Molecular Formula | C7H5ClN4S |
| Molecular Weight | 212.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-(3-Chlorophenyl)-1H-tetrazole-5-thiol.
1-(3-Chlorophenyl)-1H-tetrazole-5-thiol (CAS 22384-88-9), molecular formula C7H5ClN4S and molecular weight 212.66 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H5ClN4S, 1-(3-Chlorophenyl)-1H-tetrazole-5-thiol contains a nitrile group, sulfur-containing functionality, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 212.66 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.
As a certified reference material (CRM), 1-(3-Chlorophenyl)-1H-tetrazole-5-thiol 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 | C7H5ClN4S |
| Molecular Weight | 212.66 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 3-(3-Chlorophenyl)-1,2,4-thiadiazol-5(4H)-one (CAS 1206969-12-1)
- 3-(2-chlorophenyl)-1,2,4-oxadiazole-5-thiol (CAS 1339372-88-1)
- 3-(4-Chlorophenyl)-1,2,4-thiadiazol-5(4H)-one (CAS 192817-66-6)
- 1-(4-Chlorophenyl)-1H-1,2,3,4-tetrazole-5-thiol (CAS 27143-76-6)
- 3-(2-Chlorophenyl)-1,2,4-thiadiazol-5(4H)-one (CAS 691840-21-8)
- 5-(2-Chlorophenyl)-1,3,4-oxadiazole-2-thiol (CAS 23766-27-0)
- 5-(3-Chlorophenyl)-1,3,4-oxadiazole-2(3H)-thione (CAS 41491-54-7)
- 5-(4-Chlorophenyl)-1,3,4-oxadiazole-2-thiol (CAS 203268-67-1)
Recommended Standards
- N-hydroxybenzo[d]thiazole-6-carbimidoyl chloride (CAS 1956426-73-5)
- 3-(3-chloropyridin-4-yl)-1,2,4-thiadiazol-5-amine (CAS 1935264-14-4)
- 2-Aminobenzo[d]thiazole-6-carbonyl chloride (CAS 743384-25-0)
- 2-chloro-1,3-benzothiazole-6-carboxamide (CAS 945400-86-2)
- Cedrusin (CAS 75775-36-9)
- 2-(2-Chloro-4-formylphenoxy)acetamide (CAS 333743-26-3)
- 1-Bromo-2,5-dimethoxybenzene (CAS 25245-34-5)
- (5-Chlorothiophen-2-yl)(1-methyl-1H-pyrrol-2-yl)methanol (CAS 1379309-98-4)
- 2-(iodomethyl)-2-methyl-1,3-dioxolane (CAS 92801-69-9)
- 2-(Cyclopropylethynyl)benzoic acid (CAS 1313028-09-9)
- 2-((Phenylthio)methyl)imidazo[1,2-a]pyrimidine (CAS 371211-44-8)
- 4-(Dimethoxymethyl)-5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1261365-40-5)
- 4-Bromomethyl-2-hydroxy-3-(trifluoromethyl)pyridine (CAS 1227579-71-6)
- Cholecystokinin Octapeptide (1-4) (desulfated) (CAS 80790-40-5)
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