PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22330754-5 2012 The selective introduction of a phosphorus moiety in O-3 using chlorodiphenylphosphine has led to 3-O-diphenylphosphinito-N-phthaloyl-6-O-pivaloylchitosan with a ds of 0.97 from energy dispersive X-ray spectroscopy, which demonstrates the potential applications of O-6 pivaloyl protection. Deuterium 162-164 immunoglobulin kappa variable 2D-38 (pseudogene) Homo sapiens 53-56 20883982-1 2010 2-Azido-4-benzylamino-4-N-,3-O-carbonyl-2,4,6-trideoxy-d-galactopyranosyl trichloroacetimidate (14) was conveniently prepared in six steps by regioselective introduction of an N-benzyl carbamate at O-3 of 6-deoxy-d-glucal 6, followed by mesylation at O-4. Deuterium 54-56 immunoglobulin kappa variable 2D-38 (pseudogene) Homo sapiens 198-201