2-[(2,4-Dichlorophenoxy)methyl]-1H-benzimidazole CAS 3156-21-6
| CAS No. | 3156-21-6 |
| Molecular Formula | C14H10Cl2N2O |
| Molecular Weight | 293.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 2-[(2,4-Dichlorophenoxy)methyl]-1H-benzimidazole (CAS 3156-21-6), a certified reference material (molecular formula C14H10Cl2N2O, MW 293.15 g/mol) for analytical method development and quality control.
Structurally, 2-[(2,4-Dichlorophenoxy)methyl]-1H-benzimidazole (C14H10Cl2N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 293.15 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 2-[(2,4-Dichlorophenoxy)methyl]-1H-benzimidazole 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 | C14H10Cl2N2O |
| Molecular Weight | 293.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichlorophenoxy Standards
- 2-[(3,4-Dichlorophenoxy)methyl]-1H-benzimidazole (CAS 632300-37-9)
- 5-((2,4-Dichlorophenoxy)methyl)-1,3,4-thiadiazole-2-thiol (CAS 67365-93-9)
- 2-(2,4-Dichlorophenoxy)-N-(2-hydroxypropyl)propanamide (CAS 1090015-86-3)
- 1-{[3-(2,5-dichlorophenoxy)-2-hydroxypropyl]amino}propan-2-ol (CAS 784159-73-5)
- 2-(2,4-Dichlorophenoxy)-N-(2-hydrazinyl-2-oxoethyl)acetamide (CAS 2381-76-2)
- 5-(3,5-Dichlorophenoxy)furan-2-carbonyl chloride (CAS 175277-07-3)
- 2-(3,5-Dichlorophenoxy)-4-methoxypyridine-3-carbonitrile (CAS 339016-78-3)
- 3-(2,4-Dichlorophenoxy)isobenzofuran-1(3H)-one (CAS 61133-43-5)
Recommended Standards
- 2-(4-Amino-3-chlorophenyl)-4-chloro-1H-benzo[d]imidazol-5-amine (CAS 293762-50-2)
- 2-(3,4-Dichlorophenyl)-2,3-dihydroquinazolin-4(1h)-one (CAS 199741-36-1)
- 3-(3,4-Dichlorophenyl)-N-methylimidazo[1,2-a]pyrazin-8-amine (CAS 787590-96-9)
- 1-(3,4-Dichlorobenzyl)-1H-indazol-3(2H)-one (CAS 61148-94-5)
- H-Leu-Pro-OH · HCl (CAS 87178-63-0)
- N-(4-(4-Hydroxyphenyl)thiazol-2-yl)acetamide (CAS 64309-02-0)
- 3-(2,4-Dimethoxyphenyl)-1,2-oxazol-5-ol (CAS 1354923-85-5)
- 4,4-Difluoro-1-(fluoromethyl)cyclohexan-1-amine (CAS 2228506-41-8)
- (6-Amino-5-methylpyridin-3-yl)methanol (CAS 1355202-94-6)
- Levonorgestrel Impurity 31 (CAS CATO-C4X-167731)
- Vilazodone Impurity 13 (CAS 1186225-86-4)
- Upadacitinib Impurity 12 (CAS 2095311-51-4)
- Melamine-13C3 (CAS 1173022-88-2)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com