4,4,5,5-Tetramethyl-1,3,2-dioxaphospholane 2-Oxide CAS 16352-18-4
| CAS No. | 16352-18-4 |
| Molecular Formula | C6H13O3P |
| Molecular Weight | 164.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4,4,5,5-Tetramethyl-1,3,2-dioxaphospholane 2-Oxide 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.
4,4,5,5-Tetramethyl-1,3,2-dioxaphospholane 2-Oxide (CAS 16352-18-4), molecular formula C6H13O3P and molecular weight 164.14 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a phosphonate group, a carboxylic acid group, a hydroxyl group, an ether linkage, 4,4,5,5-Tetramethyl-1,3,2-dioxaphospholane 2-Oxide is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 164.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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 | C6H13O3P |
| Molecular Weight | 164.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 1961 |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-1,3,2-dioxaphospholan-2-ol (CAS 58954-06-6)
- 1,2,3,5-Tetramethyl-4-propylcyclopenta-1,3-diene (CAS 64417-12-5)
- 1,2,3,5-Tetramethyl-4-propylcyclopenta-1,3-diene (CAS 83321-20-4)
- 1-(2,3,4,5-Tetramethyl-1H-pyrrol-1-yl)ethanone (CAS 120892-95-7)
- 1-(1,2,4,5-Tetramethyl-1H-pyrrol-3-yl)ethanone (CAS 52649-29-3)
- 4,4,5,5-Tetramethyl-2-(prop-2-yn-1-yl)-1,3,2-dioxaborolane (CAS 1337935-39-3)
- 4,4,5,5-tetramethyl-2-prop-1-ynyl-1,3,2-dioxaborolane (CAS 347389-75-7)
- 4,4,6,6-Tetramethyl-4,6-dihydro-1H-furo[3,4-d]imidazole (CAS 109096-87-9)
Recommended Standards
- 3-Methyl-4-nitrobenzenediazoniumtetrafluoroborate (CAS 16047-24-8)
- 6-Fluoro-4-hydroxyquinazoline (CAS 16499-56-2)
- 2-(2-Fluorophenyl)-1,3,4-oxadiazole (CAS 155048-66-1)
- 4-Fluoro-1H-benzo[d]imidazole-6-carbaldehyde (CAS 1806602-86-7)
- 4,4,5,5-Tetramethyl-2-(2-((4-methylbenzyl)oxy)phenyl)-1,3,2-dioxaborolane (CAS 2246645-45-2)
- methyl 2-(3,4-dichlorophenyl)-2-(methylamino)propanoate hydrochloride (CAS 1803582-20-8)
- 1-((4-Methyl-1H-pyrazol-1-yl)methyl)cyclopentan-1-ol (CAS 1492838-44-4)
- 2-Bromo-4-(trifluoromethoxy)biphenyl (CAS 1449008-27-8)
- 1,1,2,2-Tetrakis(4-methylphenyl)-1,2-ethanediol (CAS 913-86-0)
- 2,3-Dihydrobenzofuran-2-carboxylic Acid (CAS 1914-60-9)
- 2-(((3,4-Dichlorophenyl)amino)methylene)cyclohexane-1,3-dione (CAS 341968-23-8)
- N-(4-Methoxyphenyl)-4-piperidinecarboxamidehydrochloride (CAS 1186049-52-4)
- Minodronic acid-d4 (CAS 1807367-80-1)
- [D-Ser6]-Semaglutide (CAS CATO-C4X-2226287)
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