4,4,5,5-Tetramethyl-2-(4-(thiophen-2-yl)phenyl)-1,3,2-dioxaborolane CAS 1056474-34-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1056474-34-0 |
| Molecular Formula | C16H19BO2S |
| Molecular Weight | 286.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4,5,5-Tetramethyl-2-(4-(thiophen-2-yl)phenyl)-1,3,2-dioxaborolane (CAS 1056474-34-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H19BO2S. Molecular weight: 286.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H19BO2S |
| Molecular Weight | 286.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Sulfur Atoms | 1 |
Related Tetramethyl Standards
- methyl 2-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-thienyl]acetate (CAS 1788894-41-6)
- 4,4,5,5-Tetramethyl-2-(4-phenyl-2-thienyl)-1,3,2-dioxaborolane (CAS 960116-25-0)
- 1-Propyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indazole (CAS 1551418-07-5)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-1,2'-bipyridine (CAS 2304631-50-1)
- 2-Methyl-4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-3-butyn-2-ol (CAS 1105663-20-4)
- 1-[4-(Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]pent-4-en-1-one (CAS 2377606-47-6)
- 5-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)-1H-tetrazole (CAS 775351-42-3)
- 5-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)-1H-tetrazole (CAS 775351-44-5)
Recommended Standards
- n-((4-Bromothiophen-2-yl)methyl)-2-(furan-2-yl)ethan-1-amine (CAS 877963-08-1)
- methyl 5-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylate (CAS 1109284-49-2)
- 5-[(3-Bromophenyl)methyl]tetrahydro-1,3,5-triazine-2(1H)-thione (CAS 529489-25-6)
- 3-(Furan-2-yl)-1,8-naphthyridin-2-amine (CAS 60467-65-4)
- 4-(2,5-Dichloro-3-thienyl)-1,3-thiazol-2-amine (CAS 325988-82-7)
- 5-Chloro-6-methylpyrazine-2-carboxylic acid (CAS 188781-36-4)
- 5-Ethoxy-4-ethyl-2-(5-methyl-4-phenyl-1H-pyrazol-3-yl)phenol (CAS 385401-42-3)
- Bicyclo[2.2.2]octane-1,4-diamine (CAS 1659-77-4)
- 691-57-6 2-Azidopropane DTXSID20496683 (CAS 691-57-6)
- 59880-97-6 Chemotactic peptide F-Met-Leu-Phe L-Phenylalanine, N-(N-(N-formyl-L-methionyl)-L-leucyl)- N-Formyl-L-methionyl-L-leucyl-L-phenylalanine N-Formyl-Met-Leu-Phe N-Formylmethionine leucyl-phenylalanine fMLF fMLP (misnomer but widely used) (CAS 59880-97-6)
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