2-Methyl-4-propanoylphenylboronic acid CAS 540495-55-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 540495-55-4 |
| Molecular Formula | C10H13BO3 |
| Molecular Weight | 192.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Methyl-4-propanoylphenylboronic acid (CAS 540495-55-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H13BO3. Molecular weight: 192.02 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H13BO3 |
| Molecular Weight | 192.02 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, 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.) | 1984 |
Recommended Standards
- 2-Butoxybenzo[d][1,3,2]dioxaborole (CAS 3488-87-7)
- 3-(Isobutanoy)phenylboronic acid (CAS 2377608-31-4)
- 2-(3-Methoxyphenyl)-1,3,2-dioxaborinane (CAS 416839-37-7)
- (3BS,4aR)-3,4,4-Trimethyl-3b,4,4a,5-tetrahydro-1H-cyclopropa-[3,4]cyclopenta[1,2-c]pyrazole-1-carbothioic O-acid (CAS 1451390-45-6)
- (2R,3R)-2-(4-chlorophenyl)-4,4,4-trifluoro-3-methylbutanoic acid (CAS 1402937-46-5)
- 5-Bromo-1-(2,2,2-trifluoro-ethyl)-1H-pyridin-2-one (CAS 1114563-10-8)
- 1-Isopropyl-2-phenylquinazolin-4(1H)-one (CAS 81822-02-8)
- tert-Butyl 4-(4-chloro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)piperidine-1-carboxylate (CAS 791852-35-2)
- Valproic Acid Impurity 14 (CAS 21269-49-8)
- Semaglutide Impurity 187 (CAS CATO-C4X-2226187)
Why CATO?
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