Tetraethyl (4-amino-1,3-phenylene)bis(phosphonate) CAS 245111-14-2
| CAS No. | 245111-14-2 |
| Molecular Formula | C14H25NO6P2 |
| Molecular Weight | 365.30 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.
Tetraethyl (4-amino-1,3-phenylene)bis(phosphonate) (CAS 245111-14-2) is a high-purity analytical reference standard with the molecular formula C14H25NO6P2 and a molecular weight of 365.30 g/mol.
Tetraethyl (4-amino-1,3-phenylene)bis(phosphonate) (C14H25NO6P2) contains an amide group, a phosphate ester group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures Tetraethyl (4-amino-1,3-phenylene)bis(phosphonate) 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 | C14H25NO6P2 |
| Molecular Weight | 365.30 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Tetraethyl Standards
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- Tetraethyl (1-fluoropentane-1,1-diyl)bis(phosphonate) (CAS 1312032-30-6)
- Tetraethyl butane-1,4-diylbis(phosphoramidate) (CAS 720707-93-7)
- Tetraethyl hexane-1,6-diylbis(phosphonate) (CAS 5391-92-4)
- Tetraethyl heptane-1,7-diylbis(phosphonate) (CAS 5943-17-9)
- (E)-tetraethyl hex-3-ene-1,1,6,6-tetracarboxylate (CAS 38134-23-5)
- Tetraethyl Hexane-1,1,6,6-tetracarboxylate (CAS 5394-84-3)
- Tetraethyl (1-fluoro-4-oxopentane-1,1-diyl)bis(phosphonate) (CAS 1309929-16-5)
Recommended Standards
- tert-Butyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4,7-dihydrothieno[2,3-c]pyridine-6(5H)-carboxylate (CAS 2757540-40-0)
- (E)-N-isobutyl-3-(7-(perfluoroethyl)benzo[d][1,3]dioxol-5-yl)acrylamide (CAS CATO-C3D-263277)
- tert-Butyl 2-(tetramethyl-1,3,2-dioxaborolan-2-yl)-4H,6H,7H-thieno[3,2-c]pyridine-5-carboxylate (CAS 2246556-84-1)
- Brivaracetam Impurity 126 (CAS CATO-C4X-2007126)
- (R)-2-amino-3-(1H-imidazol-5-yl)propanamide (CAS 891787-99-8)
- Farnesylpyrophosphate (CAS 13058-04-3)
- 6,7-Dimethyl 5-(4-chlorophenyl)-2,3-dihydro-1H-pyrrolizine-6,7-dicarboxylate (CAS 62522-95-6)
- Papaverine Impurity 34 (CAS 41498-25-3)
- 1H-Pyrrolo[2,3-b]pyridine-5-carboxylic acid methoxy-methyl-amide 3961AF 944936-49-6 C10H11N3O2 (CAS 944936-49-6)
- 2,3,4'-Triphenyl-hexahydro-2H-spiro[1,2-benzoxazole-4,2'-[1,3,4]triazolidine]-5'-one (CAS 321521-68-0)
- 1-(6-Hydroxy-3,4-dihydroquinolin-1(2H)-yl)ethanone (CAS 42443-04-9)
- 1-Cyclohexylguanidine hydrochloride (CAS 2498-47-7)
- 3-Chloro-N1-methylbenzene-1,2-diamine (CAS 781565-10-4)
- Semaglutide impurity 215 (CAS CATO-C4X-2226215)
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