JNJ28871063 hydrochloride is an orally active, highly selective and ATP competitive pan-ErbB kinase inhibitor with IC50 values of 22 nM, 38 nM, and 21 nM for ErbB1, ErbB2, and ErbB4, respectively. JNJ28871063 hydrochloride inhibits phosphorylation of functionally important tyrosine residues in both EGFR and ErbB2. JNJ28871063 hydrochloride crosses the blood-brain barrier and has antitumor activity in human tumor xenograft models that overexpress EGFR and ErbB2.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.