(3-Chlorophenyl)(4-methoxy-3-nitrophenyl)methanone CAS 66938-41-8
| CAS No. | 66938-41-8 |
| Molecular Formula | C31H25N5O6S2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3-Chlorophenyl)(4-methoxy-3-nitrophenyl)methanone (CAS 66938-41-8) is a high-purity analytical reference standard with the molecular formula C31H25N5O6S2Na and a molecular weight of 650.68 g/mol.
Structurally, (3-Chlorophenyl)(4-methoxy-3-nitrophenyl)methanone (C31H25N5O6S2Na) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 22.0, corresponding to approximately 22 ring(s) or double-bond equivalent(s). With a molecular weight of 650.68 g/mol, it falls into the high-molecular-weight range. 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), (3-Chlorophenyl)(4-methoxy-3-nitrophenyl)methanone 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 | C31H25N5O6S2 2*Na |
| Molecular Weight | 650.68 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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 |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 2 |
Related Chlorophenyl Standards
- 2-(2-Chlorophenyl)-2-(pyrrolidin-1-yl)acetamide (CAS 1000340-02-2)
- N-(2-Chlorophenyl)-5-methyl-1-phenyl-1H-1,2,4-triazole-3-carboxamide (CAS 1000572-01-9)
- N-(2-Chlorophenyl)-5-oxo-1-(p-tolyl)-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000573-94-3)
- Methyl 1-(2-chlorophenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylate (CAS 1000576-85-1)
- 1-(4-Chlorophenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylic acid phenylamide (CAS 1000577-01-4)
- Benzyl 1-(4-chlorophenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylate (CAS 1000577-09-2)
- 1-(2-Chlorophenyl)-5-oxo-N-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-carboxamide (CAS 1000577-29-6)
- 2-(2-Chlorophenyl)-1-phenylethan-1-amine (CAS 1000615-44-0)
Recommended Standards
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- 1,2,5,6-Tetrahydroquinolin-8-amine (CAS 136702-04-0)
- 4-Ethynyl-2-hydroxybenzaldehyde (CAS 791068-99-0)
- 5-(4-Methoxyphenyl)isoxazol-3-amine (CAS 6525-97-9)
- 1-t-Butoxy-4-fluorobenzene (CAS 16222-41-6)
- 1-[(2-Hydroxyethyl)amino]-9,10-dihydroanthracene-9,10-dione (CAS 4465-58-1)
- 1-Methyl-1H-pyrazolo[3,4-d]pyridazin-4-amine (CAS 96017-56-0)
- Thalidezine (CAS 18251-36-0)
- [Formaldehyde Schiff-base]-Semaglutide Impurity 136 X TFA Salt (CAS CATO-C4X-2226136)
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