2-[4-Methoxy-3-(methylthio)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1800575-35-2
| CAS No. | 1800575-35-2 |
| Molecular Formula | C14H21BO3S |
| Molecular Weight | 280.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-[4-Methoxy-3-(methylthio)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
2-[4-Methoxy-3-(methylthio)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1800575-35-2), molecular formula C14H21BO3S and molecular weight 280.19 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H21BO3S, 2-[4-Methoxy-3-(methylthio)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 280.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C14H21BO3S |
| Molecular Weight | 280.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Sulfur Atoms | 1 |
Related Methoxy Standards
- 2-(3-Methoxy-5-(methylthio)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1256360-25-4)
- 1-(1-Methoxy-2-methyl-2-propyl)-1H-pyrazole-4-boronic Acid Pinacol Ester (CAS 2304635-54-7)
- 2-Methoxy-3-trifluoromethylbenzophenone (CAS 1184116-42-4)
- 3-Methoxy-2-trifluoromethylbenzophenone (CAS 1187163-72-9)
- 4-Methoxy-3-trifluoromethylbenzophenone (CAS 845-05-6)
- 4-Methoxy-4-trifluoromethylbenzophenone (CAS 6185-76-8)
- (E)-Methoxy({4-[4-(trifluoromethyl)pyridin-2-yl]phenyl}methylidene)amine (CAS 1092343-99-1)
- 4-(7-Methoxy-4-oxo-4H-chromen-2-yl)benzaldehyde (CAS 329727-22-2)
Recommended Standards
- 1-[5-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl]propan-1-one (CAS 1777825-83-8)
- (2,4-Dichlorobenzyl)(1-phenylethyl)amine (CAS 356531-87-8)
- 2-(Pyrrolidin-1-yl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole (CAS 1595285-01-0)
- (E)-4,4,5,5,5-pentafluoro-1-((pyridin-3-ylmethyl)amino)pent-1-en-3-one (CAS 692738-21-9)
- n-(4-Fluorophenyl)piperidine-4-carboxamide hydrochloride (CAS 1220038-42-5)
- 2-Methoxy-3-methylbutan-1-amine (CAS 883541-50-2)
- Ethyl 4-amino-3-methylbutanoate (CAS 336191-10-7)
- 4-(5,7-Dichlorobenzo[d]oxazol-2-yl)aniline (CAS 293738-23-5)
- (2-Amino-2,3-dihydro-1h-inden-2-yl)methanol hydrochloride (CAS 1187928-68-2)
- Pregabalin Impurity N48 (CAS 35158-25-9)
- 2-(5-Bromo-4-methylpyridin-2-yl)ethan-1-amine (CAS 886365-08-8)
- 2-(2-Oxo-1,2-dihydropyrimidin-5-yl)acetic acid (CAS 1518306-43-8)
- N-(3-(2-oxopropyl)-1,2,4-thiadiazol-5-yl)thiophene-2-carboxamide (CAS 693796-35-9)
- Palmitoyl Tripeptide-8 TFA salt (CAS 936544-53-5)
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