Pyridoxine Dimer DiHCl CAS 19203-56-6(Free Base)
| CAS No. | 19203-56-6(Free Base) |
| Molecular Formula | C16H20N2O5 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Pyridoxine Dimer DiHCl.
Pyridoxine Dimer DiHCl (CAS 19203-56-6(Free Base)) is a high-purity analytical reference standard with the molecular formula C16H20N2O5HCl and a molecular weight of 356.80 g/mol.
Based on its molecular formula C16H20N2O5HCl, Pyridoxine Dimer DiHCl contains a flavonoid 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 356.80 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures Pyridoxine Dimer DiHCl 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 | C16H20N2O5 2*HCl |
| Molecular Weight | 356.80 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | >90% |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Pyridoxine Standards
- Pyridoxine EP Impurity A hydrochloride (CAS 1006-21-9)
- Pyridoxine /Vitamin B6 Impurity 63 HCl (CAS 102694-13-3(free base))
- Pyridoxine dicaprylate (CAS 106483-04-9)
- Pyridoxine N-Oxide HCl (CAS 112507-12-7)
- Pyridoxine Impurity 27 (CAS 116169-14-3)
- Pyridoxine-d3 Hydrochloride (CAS 1189921-12-7)
- Pyridoxine Impurity 6 (CAS 1385767-85-0)
- Pyridoxine Impurity 7 (CAS 1385767-86-1)
Recommended Standards
- 4-Acetyl-4-methylheptanedinitrile (CAS 1681-17-0)
- 6-Bromo-3-methylquinoline-5,8-dione (CAS 756899-09-9)
- 2,3,4-Trichloroaniline (CAS 634-67-3)
- 3,3-Dimethylpentanal (CAS 118993-47-8)
- 5-Benzyl-4-(4-chlorophenyl)-4H-1,2,4-triazol-3-yl hydrosulfide (CAS 451501-91-0)
- 2-Methyl-4-(2,4,6-tribromophenoxy)but-2-enoic acid (CAS 1563214-63-0)
- 5-(Difluoromethyl)-2(1H)-pyridinone 1402550-75-7 5-(Difluoromethyl)pyridin-2(1H)-one (CAS 1402550-75-7)
- 5-Bromo-6-hydroxynicotinic Acid (CAS 41668-13-7)
- (E)-3-Amino-2-(1H-benzo[d]imidazol-2-yl)acrylonitrile (CAS 343570-02-5)
- Semaglutide impurity 77 (CAS CATO-C4X-222677)
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