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15- Crown Ether -515-crown-5 is a chemical with a molecular formula of C10H20O5, a molecular weight of 220.26 g/mol, and a CAS number of 33100-27-5. It belongs to the category of crown ether compounds, which are namedread more
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Tetrabutylammonium HydrogensulfateTetrabutylammonium Hydrogensulfate 99.0% (CAS 32503-27-8 ) ,is white to off-white solid, It is a commonly used phase transfer catalyst in organic synthesis chemistry such as halogen replacementread more
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Tetrabutylammonium TribromideTetrabutylammonium tribromide (CAS 38932-80-8) is a stable orange non-toxic solid with a melting point of 69–75°C. It is insoluble in water but soluble in chloroform, dichloromethane, ethyl acetate,read more
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Benzyl Trimethyl Ammonium ChlorideBenzyl trimethyl ammonium chloride (CAS 56-93-9),Purity 99.0% min,is a quaternary ammonium salt compound commonly used as a phase transfer catalyst in chemical syntheses, facilitating heterogeneousread more
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Methyl Triphenyl Phosphonium BromideMethyl triphenyl phosphonium bromide (CAS 1779-49-3), with a purity of 99.5% min,it is used as a phase transfer catalyst in organic synthetic chemistry, suitable for the synthesis of interaromaticread more
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Ethyl Triphenyl Phosphonium BromideEthyltriphenylphosphonium bromide (CAS 1530-32-1), with a purity of 99.5% min, it is white crystalline powder. It is a precursor of phosphine Ylide for Wittig reactions in fine chemicals,read more
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Tetramethylammonium Hydroxide Methanol SolutionTetramethylammonium hydroxide methanol solution is a solution with tetramethylammonium hydroxide as its main component and dissolved in methanol. Tetramethylammonium hydroxide (TMAH) itself is aread more
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Tetraethylammonium HydroxideTetraethylammonium hydroxide (CAS 77-98-5) is used as a phase transfer catalyst, a template agent for molecular sieve synthesis, a cleaning agent, and a deimpurity agent in the petroleum industry.read more
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Hexamethonium HydroxideHexamethonium hydroxide (CAS 556-81-0) with a content of 25% is is a strong organic base. It is commonly used as a template agent for ITQ-13, EU-1, and other molecular sieves, primarily for theread more
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12- Crown Ether -412-Crown-4 (12-crown-4) is an organic compound belonging to the crown ether family with a molecular formula of C8H16O4 and a molecular weight of 176.21 g/mol. Crown ether is a class ofread more
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18- Crown Ether -618-crown-6 is an organic compound with the formula C12H24O6. It belongs to the macrocyclic ether class, characterized by a large ring in the molecular structure, with multiple oxygen atomsread more
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Dibenzo-18-crown-6Dibenzo-18-crown ether-6, specifically, is a ring structure composed of two benzene rings through 18 carbon atoms and 6 oxygen atoms, of which 6 oxygen atoms are located on the ring, spaced apart,read more
EINECS: 251-379-6: BRN: 1618144: SPECIFICATIONS & PROPERTIES: Min. Purity Spec: >99% (GC) Physical Form (at 20°C): Liquid: Boiling Point: 93-96°C (0.05mmHg) Flash Point: 113°C:...
Dec 20, 2024 · 15-Crown-5 is used as an efficient phase transfer catalyst and as a complexing agent. It is used to isolate oxonium ion (H7O3)+ salts especially from a solution of...
Dec 21, 2024 · EINECS Number: 251-379-6; Synonyms: 15-crown-5,crown ether; Relevant identified uses of the substance or mixture and uses advised against. Relevant identified uses:...
EINECS: 251-379-6 Molecular Formula: C10H20O5 Molecular Weight: 220.26. Physical properties. Colorless and transparent viscous liquid, easy to absorb moisture; Mutually soluble...
The EC Inventory is a combination of three independent European lists of substances from the previous EU chemicals regulatory frameworks (EINECS, ELINCS and the NLP-list). More...
EINECS: 251-379-6. Product Categories: Pyridines;catalyst;crown ether;Crown Ethers;Functional Materials;Macrocycles for Host-Guest Chemistry. 15-Crown-5 Chemical Properties: Melting...
