((2R,3R)-4-(tert-butoxy)-3-(tert-butyl)-2,3-dihydrobenzo[d][1,3]oxaphosphol-2-yl)di-tert-butylphosphine oxide CAS 2545293-86-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2545293-86-3 |
| Molecular Formula | C23H40O3P2 |
| Molecular Weight | 426.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
((2R,3R)-4-(tert-butoxy)-3-(tert-butyl)-2,3-dihydrobenzo[d][1,3]oxaphosphol-2-yl)di-tert-butylphosphine oxide (CAS 2545293-86-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H40O3P2. Molecular weight: 426.51 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H40O3P2 |
| Molecular Weight | 426.51 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
Recommended Standards
- Dibenzo[h,s]peropyrene (CAS 191-53-7)
- ((2S,3S)-4-(tert-butoxy)-3-(tert-butyl)-2,3-dihydrobenzo[d][1,3]oxaphosphol-2-yl )di-tert-butylphosphineoxide (CAS 2374143-33-4)
- 1-(2-Ethyl-6-methylphenyl)-3-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea (CAS 1796904-91-0)
- N-{3-[(1Z)-[(Carbamothioylamino)imino]methyl]phenyl}acetamide (CAS 82351-03-9)
- 2,2,2-Trichloroacetic-2-13C Acid (CAS 32479-99-5)
- 4,4,5,5-Tetramethyl-2-tetrahydrofuran-2-yl-1,3,2-dioxaborolane (CAS 331958-88-4)
- 1-(tert-Butyl) 2-methyl 3-isopropyl-1,2-pyrrolidinedicarboxylate (CAS 1822564-57-7)
- 5,7-Dihydrofuro[3,4-d]pyridazin-1-ol (CAS 10554-14-0)
- 3-((Methylsulfonyl)methyl)piperidine (CAS 290328-54-0)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
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