1H-Benzimidazolium, 2-[7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl]-1,3-dimethyl-, chloride CAS 29556-33-0
| CAS No. | 29556-33-0 |
| Molecular Formula | C22H24N3O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1H-Benzimidazolium, 2-[7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl]-1,3-dimethyl-, chloride 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.
1H-Benzimidazolium, 2-[7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl]-1,3-dimethyl-, chloride (CAS 29556-33-0) is a high-purity analytical reference standard with the molecular formula C22H24N3O2Cl and a molecular weight of 397.90 g/mol.
Based on its molecular formula C22H24N3O2Cl, 1H-Benzimidazolium, 2-[7-(diethylamino)-2-oxo-2H-1-benzopyran-3-yl]-1,3-dimethyl-, chloride contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 397.90 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C22H24N3O2 Cl |
| Molecular Weight | 397.90 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related H Standards
- 1H-Benzimidazolium, 2-[(2-hydroxyphenoxy)methyl]-1,3-dimethyl-, methanesulfonate (1:1) (CAS 202264-28-6)
- 1H-Benzimidazolium, 5,6-dichloro-2-[3-(5,6-dichloro-1,3-diethyl-1,3-dihydro-2H-benzimidazol-2-ylidene)-1-propen-1-yl]-1-ethyl-3-(3-sulfobutyl)-, inner salt (CAS 28118-10-7)
- 1H-Benzimidazolium, 5,6-dichloro-1-ethyl-2-methyl-3-(4-sulfobutyl)-, inner salt (CAS 32634-37-0)
- 3520-43-2 1H-Benzimidazolium, 5,6-dichloro-2-(3-(5,6-dichloro-1,3-diethyl-1,3-dihydro-2H-benzimidazol-2-ylidene)-1-propenyl)-1,3-diethyl-, iodide Benzimidazolium, 5,6-dichloro-2-(3-(5,6-dichloro-1,3-diethyl-2-benzimidazolinylidene)propenyl)-1,3-diethyl-, iodide Benzimidazolocarbocyanine iodide, 5,5',6,6'-tetrachloro-1,1',3,3'-tetraethyl- JC-1 5,6-Dichloro-2-(3-(5,6-dichloro-1,3-diethyl-2-benzimidazolinylidene)propenyl)-1,3-diethylbenzimidazolium iodide Imidacarbocyanine iodide, 1,1',3,3'-tetraethyl-5,5',6,6'-tetrachloro- 1,1',3,3'-Tetraethyl-5,5',6,6'-tetrachlorobenzimidazolocarbocyanine iodide 1,1',3,3'-Tetraethyl-5,5',6,6'-tetrachloroimidacarbocyanine iodide 5,5',6,6'-Tetrachloro-1,1',3,3'-tetraethylbenzimidazolocarbocyanine iodide Bis(5,6-dichloro-1,3-diethyl-2-benzimidazole)trimethinecyanine iodide CBIC2 NK 1420 JC 1 (CAS 3520-43-2)
- 1H-Benzimidazolium, 5,6-dichloro-1-ethyl-2-[2-(phenylamino)ethenyl]-3-(3-sulfobutyl)-, inner salt (CAS 63148-86-7)
- 1H-Benzimidazolium, 1,2-dimethyl-3-(4-sulfobutyl)-5-(trifluoromethyl)-, inner salt (CAS 63815-69-0)
- 1H-Benzimidazolium, 6-chloro-1-ethyl-2-methyl-3-(4-sulfobutyl)-5-(trifluoromethyl)-, inner salt (CAS 63816-04-6)
- 1H-Benzimidazolium, 3-[2-(acetyloxy)-3-sulfopropyl]-5,6-dichloro-1-ethyl-2-methyl-, inner salt (CAS 68239-66-7)
Recommended Standards
- Methyl 2-fluoro-4-[3-fluoro-4-(methoxycarbonyl)phenyl]benzoate (CAS 1820707-69-4)
- (1-(4-Fluorophenyl)-1h-imidazol-2-yl)methanamine hydrochloride (CAS 2490704-95-3)
- 1-((4-Bromobenzyl)oxy)-2-(2-chlorophenyl)-1H-imidazo[4,5-b]pyridine (CAS 339028-59-0)
- 4-Boc-7-oxo-4-azaspiro[2.4]heptane-6-carbonitrile (CAS 718632-43-0)
- n-Neopentylcycloheptanamine (CAS 1179239-67-8)
- 1-Bromo-3-(bromomethyl)-5-ethylbenzene (CAS 2383643-96-5)
- 2-(4-Bromo-2-fluoro-3-methyl-5-nitrophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2377609-19-1)
- 4-Amino-3-(difluoromethyl)-6-(trifluoromethyl)picolinic acid (CAS 1806845-00-0)
- Biphenylene (CAS 259-79-0)
- Semaglutide impurity 36 (CAS CATO-C4X-222636)
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