(Ethyne-1,2-diylbis(4,1-phenylene))diboronic acid CAS 915772-85-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 915772-85-9 |
| Molecular Formula | C14H12B2O4 |
| Molecular Weight | 265.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(Ethyne-1,2-diylbis(4,1-phenylene))diboronic acid (CAS 915772-85-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H12B2O4. Molecular weight: 265.86 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H12B2O4 |
| Molecular Weight | 265.86 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Ethyne Standards
- 3,3'-(Ethyne-1,2-diyl)dibenzoic acid (CAS 75077-81-5)
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- 4,4'-(Ethyne-1,2-diyl)bis(N,N-dimethylaniline) (CAS 62063-67-6)
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- 1,1'-(Ethyne-1,2-diylbis(4,1-phenylene))bis(ethan-1-one) (CAS 29619-42-9)
- 5,5'-(Ethyne-1,2-diyl)diisophthalaldehyde (CAS 2237965-02-3)
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Recommended Standards
- Phenanthrene-2,6-diyldiboronic acid (CAS 1219825-86-1)
- Anthracene-9,10-diyldiboronic acid (CAS 251659-87-7)
- 1,1,2,2-Tetrachlorotetrafluorocyclobutane (CAS 336-50-5)
- N-(4-oxo-3,4,5,6,7,8-hexahydroquinazolin-2-yl)cyclopropanecarboxamide (CAS 338416-74-3)
- Ethyl 3-Aminocyclopentanecarboxylate Hydrochloride (CAS 1394040-81-3)
- 3-Methoxy-3-phenyl-3H-diazirine (CAS 82736-62-7)
- tert-Butyl 4-(2-methoxyphenyl)piperidine-1-carboxylate (CAS 201609-29-2)
- N-[4-(4-Methylpiperazin-1-yl)cyclohexyl]acetamide (CAS 1214265-81-2)
- (1R,5S,6R)-3-azabicyclo[3.2.0]Heptan-6-ol hydrochloride (CAS 2095192-21-3)
- Semaglutide Impurity 4 (CAS CATO-C4X-22264)
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