125700-67-6 C11H16N5O.BF4 2-(1H-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate CAS NO.125700-67-6

2-(1h-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate basic information

product name:	2-(1h-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate
synonyms:	knorr reagent;2-(1h-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate;2-(1h-benzotriazol-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate;benzotriazol-1-yl-tetramethyluroniumtetrafluoroborate;n,n,n',n'-tetramethyl-o-(benzotriazol-1-yl)uronium tetrafluoroborate;o-(1h-benzotriazol-1-yl)-n,n,n',n'-tetramethyluronium tetrafluoroborate;o-(1h-benzotriazole-1-yl) n,n,n',n'-tetramethyl uronium tetrafluoroborate;o-(1h-benzotriazol-1-yl)-1,1,3,3-tetramethyl-uronium tetrafluoroborate
cas:	125700-67-6
mf:	c11h16n5o.bf4
mw:	321.08
einecs:	423-040-4
product categories:	amino acid derivatives;coupling reagent;protected amino acid & peptides;peptide coupling reagents;b (classes of boron compounds);biochemistry;condensation & active esterification;coupling reactions (peptide synthesis);peptide synthesis;synthetic organic chemistry;tetrafluoroborates;peptide
mol file:	125700-67-6.mol

2-(1h-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate chemical properties

mp	205 °c (dec.)(lit.)
storage temp.	2-8°c
solubility	acetonitrile: 0.1 g/ml, clear
brn	7066325
cas database reference	125700-67-6(cas database reference)

safety information

hazard codes	xi,f,e
risk statements	36/37/38-5-2
safety statements	26-36-37/39-36/37/39-35
wgk germany	3
f	8-10-21
hazard note	irritant/flammable

msds information

2-(1h-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate usage and synthesis

chemical properties	white to pale cream fine crystalline powder
usage	o-(benzotriazol-1-yl)-n,n,n’n’tetramethyluronium tetrafluoroborate is used in the synthesis of tetrapeptoid analogues of the antiprotocoal compound apicidin (a726300). also used in the synthesis of acid based t-antigen glycodendrimers.

2-(1h-benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate preparation products and raw materials

preparation products

1-(piperidin-4-ylcarbonyl)piperidine

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