Organometallic Compounds

Impurity Bortezomib N-Pentyl Impurity
Applications Desisobutyl-n-butyl Bortezomib is an impurity of Bortezomib (B675700). Bortezomib impurity 5.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Lin, G., et al.: J. Biol. Chem., 283, 34423 (2008);

Stability Moisture Sensitive
Applications Trichlorooctyl-stannane is used as an end capping agent for high 1,4-vinyl content rubber having good wear resistance, mech. properties and reduced cold flow.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Sone, T., et al.: Eur. Pat. Appl., EP 863165 A1 19980909 (1998)

Applications A novel water-soluble umbelliferone-based fluorescent probe for hydrogen peroxide.
References Tilley, J., et al.: J. Med. Chem., 34, 1125 (1991), Harayama, T., et al.: Chem. Pharm. Bull., 42, 2170 (1994), Kabalka, G., et al.: Nucl. Med. Biol., 29, 841 (2002), Schoneich, C., et al.: Biochim. Biophys. Acta, 1703, 111 (2005),

Applications Tetradecamethylcycloheptasiloxane is used in cosmetic and personal care products.
References Horii, Y., et al.: Arch. Environ, Contam. Toxicol., 55, 701 (2008)

Impurity Paclitaxel - Impurity K
Applications Protected Paclitaxel. Paclitaxel - Impurity K.
References Kerns, E., et al.: J. Nat. Products, 57, 1391 (1994), Golik, J., et al.: Bioorg. Med. Chem. Lett., 6, 1837 (1996),