Synonyms: 4-pentynoic acid; 4-PENTYNOIC ACID; BRN 1742047; 4-pentynoicacid; pent4-ynoic acid; zlchem 796; PubChem3491; Pent-4-Yn-Oic Acid; AC1L2KFE; ACMC-1AZ7D; AC1Q754G; CTK2F3638; Pent-4-ynoic acid; MLBYLEUJXUBIJJ-UHFFFAOYSA-; DTXSID20209730; ZLD0255; KS-00000K0B; ZINC2034206; ANW-56194; BBL103677; SBB009121; STL557487; AKOS000188069; 6089-09-4; CS-W008784; GS-6696; MCULE-6669146060; TRA0029221; VZ29658; AJ-32976; AK-32594; SC-51038; 4-Pentynoic acid, purum, >=97% (GC); DB-053734; Propargylacetic acid; LS-102302; RT-000395; BB 0260835; FT-0619364; P2341; ST24043975; ST51016255; K-0091; 4-02-00-01693 (Beilstein Handbook Reference); S04-0083; Pent-4-yn-1-oic acid; Z1837073401; InChI=1/C5H6O2/c1-2-3-4-5(6)7/h1H,3-4H2,(H,6,7); 4-Fluorocinnamic acid; 4-Pentynoic acid, 98% 1g; CID22464; 4-Pentynoic acid, 95% - 1G 1g; ACN-050126; CB10019; A1349; 459-32-5; 4-Pentynoic acid, 95%; MLBYLEUJXUBIJJ-UHFFFAOYSA-N; EINECS 228-028-0; MFCD00004407;