Perfluoro Acid Anhydrides - Product Specification
Brožury a specifikace | 1997 | MerckInstrumentace
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ZaměřeníVýrobceMerck
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Trifluoroacetic Acid - Product Specification
1997|Merck|Brožury a specifikace
Trifluoroacetic Acid Product Specification Trifluoroacetic acid (TFA) is a very versatile reagent. Some of the more popular uses for TFA are as a silyl catalyst when derivatizing carbohydrates, as a reagent for purifying large peptides, as an ion pair reagent,…
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catalyst, catalysttfa, tfasilyl, silylglc, glcpair, pairhandbook, handbookstorage, storagereagent, reagentbfd, bfdmoisture, moisturemicroreaction, microreactionhmds, hmdsunopened, unopenedsyrups, syrupsprocedures
N-t-Butyldimethylsilylimidazole - Product Specification
1997|Merck|Brožury a specifikace
N-t-Butyldimethylsilylimidazole Product Specification N-t-Butyldimethylsilylimidazole (TBDMSIM) is formed by reacting butyldimethylchlorosilane and imidazole (1:2). Although TBDMSIM is not widely used, the t-butyldimethylsilyl (TBDMS) derivatives it forms enhance thermal stability and increase the inertness of the analyte(s). A weak silylating reagent, TBDMSIM…
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TMSI + Pyridine - Product Specification
1997|Merck|Brožury a specifikace
TMSI+Pyridine Product Specification TMSI (N-trimethylsilylimidazole) is the strongest reagent for hydroxyls. It reacts quickly and smoothly with hindered and unhindered hydroxyl and carboxyl groups. TMSI+Pyridine is useful for derivatizing wet sugar samples, hindered hydroxyl groups in steroids and, in conjunction…
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TMAH - Product Specification
1997|Merck|Brožury a specifikace
TMAH Product Specification TMAH (trimethylanilinium hydroxide),* 0.2M in methanol, is an esterification reagent used to form methyl derivatives, especially of molecules having replaceable protons attached to nitrogen (N-methyl derivatives). It is particularly useful for methylating barbiturates, sedatives, xanthine bases, phenolic…
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