Glycine Anhydride

This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition

Issued and maintained by the United States Pharmacopeial Convention (USP)

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(Diketopiperazine; 2,5-Diketopiperazine; 2,5-Piperazinedione), C₄H₆N₂O₂    114.10 CAS RN^®: 106-57-0.-Use a suitable grade with a content of NLT 98.0%. _{(USP 1-May-2022)}