1-Pyrrolidineacetic acid, methyl ester (8CI,9CI) 22041-18-5 5-20-01-00335 (Beilstein Handbook Reference) ACETIC ACID, PYRROLIDIN-1-YL-, METHYL ESTER BRN 4176573 Methyl (1-pyrrolidinyl)acetate Methyl 1-pyrrolidineacetate