4,4,5,5-Tetramethyl-2-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,2-dioxaborolane CAS 853998-14-8
| CAS No. | 853998-14-8 |
| Molecular Formula | C20H31BO2 |
| Molecular Weight | 314.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C20H31BO2, 4,4,5,5-Tetramethyl-2-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,2-dioxaborolane contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 314.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO supplies 4,4,5,5-Tetramethyl-2-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,2-dioxaborolane (CAS 853998-14-8), a certified reference material (molecular formula C20H31BO2, MW 314.27 g/mol) for analytical method development and quality control.
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.
CATO manufactures 4,4,5,5-Tetramethyl-2-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,2-dioxaborolane 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 | C20H31BO2 |
| Molecular Weight | 314.27 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Tetramethyl Standards
- 3-(2,3,5,9-Tetramethyl-7-oxo-7h-furo[3,2-g]chromen-6-yl)propanoic acid (CAS 777857-45-1)
- 1-{2-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]ethyl}imidazole (CAS 1201790-12-6)
- 1-(2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)ethyl)-1H-pyrazole (CAS 957061-20-0)
- 4,4,5,5-Tetramethyl-2-(4-(1,1,1-trifluoro-2-methylpropan-2-yl)phenyl)-1,3,2-dioxaborolane (CAS 1432571-98-6)
- 1,1,3,3-Tetramethyl-1,3-di-p-tolyldisiloxane (CAS 18055-70-4)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)benzamide (CAS 1350426-21-9)
- Ethyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole-2-carboxylate (CAS 1313760-79-0)
- 1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)pyrrolidine-2,5-dione (CAS 1449132-28-8)
Recommended Standards
- 3-(3-(2-Fluorophenyl)-2,4-dioxoimidazolidin-1-yl)benzoic acid (CAS 651748-51-5)
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- 2-Hydroxy-3-(3-methyl-5-oxo-2,5-dihydro-1H-pyrazol-1-yl)-5-sulfobenzoic acid (CAS 6201-74-7)
- 4-Fluoro-3-[(imidazo[1,2-a]pyrazine-3-carbonyl)-amino]benzoic acid methyl ester (CAS 2088942-41-8)
- (S)-1-amino-2,3-dihydro-1H-indene-5-carbonitrile hydrochloride (CAS 903557-34-6)
- 1-Bromo-2-(2-bromoethyl)-4-fluorobenzene (CAS 1690789-24-2)
- 2-{[5-(4-tert-Butylphenyl)-4-(4-methoxyphenyl)-4h-1,2,4-triazol-3-yl]sulfanyl}acetohydrazide (CAS 893726-65-3)
- 3,3-Dimethyl-6-nitrobenzo[c][1,2]oxaborol-1(3H)-ol (CAS 1266084-47-2)
- 1263365-95-2 1-(1,3-Dioxolan-2-yl)-hexan-2-one MFCD18433495 (CAS 1263365-95-2)
- 2-((2,5-Dimethylbenzyl)thio)-4,5-dihydro-1h-imidazole hydrochloride (CAS 1351596-12-7)
- 1-Boc-4-[(N-methoxy-N-methylcarbamoyl)methyl]piperidine (CAS 416852-69-2)
- [(1E)-2-(2,4-Dinitrophenyl)cyclohexylidene]amino benzenesulfonate (CAS 478078-72-7)
- [(3-Methylphenyl)methyl](prop-2-en-1-yl)amine (CAS 1019537-23-5)
- 81988-89-8 UH11FDQ454 Ramoplanin A(sub 3) Ramoplanin A3 (S)-2-(3-Chloro-4-hydroxyphenyl)-N-(N(sup 2)-((2Z,4Z)-8-methyl-2,4-nonadienoyl)-(S)-asparaginyl-(2S,3S)-3-hydroxyasparaginyl-(R)-2-(p-hydroxyphenyl)glycyl-(R)-ornithyl-(2R,3R)-allothreonyl-2-(p-hydroxyphenyl)glycyl-2-(p-hydroxyphenyl)glycyl-(2S,3S)-allothreonyl-(S)-phenylalanyl-(R)-ornithyl-(S)-2-(p-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycyl-(2R,3R)-allothreonyl-(S)-2-(p-hydroxyphenyl)glycylglycyl-(S)-leucyl-(R)-alanyl)glycine psi1-lactone Ramoplanin A 1 (peptide moiety), 1-(N(sup 2)-methyl-1-oxo-2,4-nonadienyl)-L-asparagine)-11-(L-2-(4-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycine)-, (Z,Z)- UNII-UH11FDQ454 (CAS 81988-89-8)
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