Z-Glu-OtBu Product Catalog # Size Price (USD) Quantity Z-Glu-OtBu410704-5G5 g$195.00 - Z-Glu-OtBu-5g quantity + Z-Glu-OtBu410704-25G25 g$555.00 - Z-Glu-OtBu-25g quantity + Add to cart Description Synonym: Z-L-glutamic acid α-t-butyl ester CAS #: 5891-45-2 Molecular Formula: C17H23NO6 Molecular Weight: 337.4