3-[(2,4-Dichlorophenyl)methoxy]thiophene-2-carbohydrazide CAS 343375-83-7
| CAS No. | 343375-83-7 |
| Molecular Formula | C12H10Cl2N2O2S |
| Molecular Weight | 317.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-[(2,4-Dichlorophenyl)methoxy]thiophene-2-carbohydrazide 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.
3-[(2,4-Dichlorophenyl)methoxy]thiophene-2-carbohydrazide (CAS 343375-83-7) is a high-purity analytical reference standard with the molecular formula C12H10Cl2N2O2S and a molecular weight of 317.19 g/mol.
Structurally, 3-[(2,4-Dichlorophenyl)methoxy]thiophene-2-carbohydrazide (C12H10Cl2N2O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 317.19 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C12H10Cl2N2O2S |
| Molecular Weight | 317.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-Morpholino-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 2121512-13-6)
- 3-Amino-4-chloro-N-(2-chlorophenyl)benzenesulfonamide (CAS 325724-69-4)
- 2-Morpholino-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde (CAS 2096330-23-1)
- 3-Amino-4-chloro-N-(3-chloro-phenyl)-benzenesulfonamide (CAS 325732-24-9)
- 2-(4-Chlorophenyl)-5-ethoxy-4-(((4-hydroxyphenyl)imino)methyl)-1,2-dihydro-3H-pyrazol-3-one (CAS 338751-23-8)
- 5-(Phenylsulfonyl)benzene-1,3-diamine (CAS 245652-65-7)
- tert-Butyl 9-methyl-9H-purine-6-carboxylate (CAS 1956385-87-7)
- 2-Hydroxy-4-methylbenzothioamide (CAS 1249811-25-3)
- 1-(2,2,2-Trifluoroethyl)pyrrolidin-3-amine (CAS 1096861-79-8)
- n-((1,2,3-Thiadiazol-4-yl)methyl)-3-ethoxypropan-1-amine (CAS 1157056-71-7)
- (5E)-5-[(5-Bromo-2-methoxyphenyl)methylidene]-3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one (CAS 301193-92-0)
- 1-(1-Phenyl-1h-pyrazol-4-yl)prop-2-en-1-ol (CAS 1487081-22-0)
- 1-(1-methyl-1H-imidazol-2-yl)ethan-1-one (CAS 85692-37-1)
- Semaglutide impurity 58 (CAS CATO-C4X-222658)
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