CAS 154477-55-1|Methyl-4-4(4-hydroxydiphenyl-methyl)-piperidin-1-oxobutyl-2-2-dimethylphenyl
Molekylformel: C33H39NO4
Molekylvægt: 513,68
EINECS: 691-722-0
Renhed: 97 procent Min.
Pakke: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Produkt introduktion
Introduktion
Methyl-4-4(4-hydroxydiphenyl-methyl)-piperidin-1-oxobutyl-2-2-dimethylphenyl er et mellemprodukt for fexofenadinhydrochlorid.
Syntese af CAS 154477-55-1|Methyl-4-4(4-hydroxydiphenyl-methyl)-piperidin-1-oxobutyl-2-2-dimethylphenyl
ARTIKLER | SPECIFIKATION |
Kogepunkt | 657,2 grader |
pka | 13.32 |
Opbevaringstemp. | 2-8 grad |
Massefylde | 1.131 |
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Betingelser
Fase #1: 4-<><4-(hydroxydiphenylmethyl)-1-piperidinyl>-1-butynyl>- , -dimethylbenzeneddikesyremethylester Med toluen-4-sulfonsyre; (triphenylphosphin)guld(I)chlorid; sølv trifluormethansulfonat i ethanol ved 20 grader; i 48 timer;
Trin #2: Med natriumhydrogencarbonat i ethylacetat pH=10 - 11;
Populære tags: cas 154477-55-1|methyl-4-4(4-hydroxydiphenyl-methyl)-piperidin-1-oxobutyl-2-2-dimethylphenyl, pris, tilbud, rabat, på lager, til salg
