4-(2-Chlorophenyl)-1,2,3-thiadiazole-5-carbonitrile CAS 265326-54-3
| CAS No. | 265326-54-3 |
| Molecular Formula | C9H4ClN3S |
| Molecular Weight | 221.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-(2-Chlorophenyl)-1,2,3-thiadiazole-5-carbonitrile (C9H4ClN3S) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 221.67 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-(2-Chlorophenyl)-1,2,3-thiadiazole-5-carbonitrile (CAS 265326-54-3), molecular formula C9H4ClN3S and molecular weight 221.67 g/mol, is a CATO reference standard with documented purity and traceability.
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 4-(2-Chlorophenyl)-1,2,3-thiadiazole-5-carbonitrile 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 | C9H4ClN3S |
| Molecular Weight | 221.67 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)-4-fluoroaniline (CAS 188731-34-2)
- 2-(4-Chlorophenyl)-3-methoxypent-2-enenitrile (CAS 100121-94-6)
- 3-(4-Chlorophenyl)oxane-3-carbonitrile (CAS 1035262-48-6)
- 2-(2-Chlorophenyl)-4-methyl-3-oxopentanenitrile (CAS 1247602-62-5)
- 4-(2-Chlorophenyl)tetrahydro-2H-pyran-4-carbonitrile (CAS 1250512-48-1)
- 2-(3-Chlorophenyl)-4-methyl-3-oxopentanenitrile (CAS 96863-37-5)
- 2-(4-Chlorophenyl)-4-methyl-3-oxopentanenitrile (CAS 91395-71-0)
- 3-((3-Chlorophenyl)amino)cyclohex-2-en-1-one (CAS 51409-82-6)
Recommended Standards
- 8-Chlorothiazolo[5,4-g]quinazoline (CAS 171179-74-1)
- 3-Chloro-5-(pyridin-3-yl)isothiazole-4-carbonitrile (CAS 1239741-20-8)
- 1-(6-Chloro-1H-indol-3-yl)-2-methylpropan-1-one (CAS 1002095-56-8)
- 3-(5-Chloro-[1,2,4]thiadiazol-3-yl)-benzonitrile (CAS 1053659-14-5)
- 29113-33-5 3,4-Dihydro-2-(ethoxycarbonyl)-4-oxoquinazoline Ethyl 1,4-dihydro-4-oxoquinazoline-2-carboxylate ethyl 4-oxo-3H-quinazoline-2-carboxylate (CAS 29113-33-5)
- 1-([1,4'-Bipiperidin]-3-yl)-N,N-dimethylmethanamine (CAS 883515-98-8)
- 2-(4-methylphenyl)-5-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS 692283-15-1)
- N-(4-Aminopiperazin-1-yl)benzamide (CAS 740735-28-8)
- Bis(4-methoxyphenyl)chlorophosphine (CAS 13685-30-8)
- 4-Bromo-7-chloro-6-methoxy-2-methylquinoline (CAS 1378260-27-5)
- 1-(1-Methyl-1h-pyrrol-2-yl)propan-2-ol (CAS 859958-00-2)
- DBCO-PEG2-acid (CAS 2304558-25-4)
- Bis(1-methylcyclohexyl) adipate (CAS 27479-35-2)
- Peptide 6A (H-6905.0005) (CAS 73549-32-3)
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