Methoxy PEG - Complete List

JenKem Technology’s linear monofunctional methoxy PEG products have the general structure: CAP―PEG―X, where X is a functional reactive group, and CAP is a methoxy group. JenKem Technology also provides PEG GPC Standard kits for linear methoxy PEGs with MW of 2kDa, 5kDa, 10kDa, 20kDa, and 40kDa.

Linear monofunctional PEG products with molecular weights and functional groups not listed in our online catalog may be available by custom synthesis. Please inquire at about pricing and availability.

JenKem Technology provides GMP grade PEG derivatives and bulk orders via custom synthesis, offering the opportunity to match customers’ special quality requirements. JenKem Technology is capable of development and synthesis of a wide range of GMP PEG derivatives starting at 200g up to 40 kg or greater batches, under ISO 9001 and ISO 13485 certified quality management system, following ICH Q7A guidelines. For inquiries on cGMP production of PEG derivatives please contact us at

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