CID is 689043
synonyms found at PubChem are:
caffeic acid, 3,4-Dihydroxycinnamic acid, 331-39-5, 3-(3,4-dihydroxyphenyl)acrylic acid, 501-16-6, trans-caffeic acid, (E)-3-(3,4-dihydroxyphenyl)acrylic acid, (2E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid, 3,4-Dihydroxybenzeneacrylic acid, trans-Caffeate, 3,4-Dihydroxy-trans-cinnamate, 3-(3,4-Dihydroxyphenyl)propenoic acid, Cinnamic acid, 3,4-dihydroxy-, UNII-U2S3A33KVM, 4-(2'-Carboxyvinyl)-1,2-dihydroxybenzene, 4-(2-Carboxyethenyl)-1,2-dihydroxybenzene, 2-Propenoic acid, 3-(3,4-dihydroxyphenyl)-, NSC 57197, CCRIS 847, HSDB 7088, 3-(3,4-Dihydroxyphenyl)-2-propenoic acid, 3-(3,4-Dihydroxy phenyl)-2-propenoic acid, EINECS 206-361-2, CHEMBL145, U2S3A33KVM, MLS000069738, CHEBI:16433, (E)-3,4-dihydroxycinnamic acid, (E)-3-(3,4-dihydroxyphenyl)prop-2-enoic acid, QAIPRVGONGVQAS-DUXPYHPUSA-N, NSC57197, MFCD00004392, 3-(3,4-dihydroxyphenyl)prop-2-enoic acid, SMR000058214, (2E)-3-(3,4-dihydroxyphenyl)acrylic acid, 3,4-Dihydroxycinnamic acid, predominantly trans, Caffeicacid, 71693-97-5, 2-Propenoic acid,3-(3,4-dihydroxyphenyl)-, (2E)-, SR-01000000203, Caffeic acid dehydrogenation homopolymer, CHEBI:36281, (2E)-3-(3,4-dihydroxyphenyl)prop-2-enoate, Caffeic acid, 1, Caffeic acid polymer, Caffeic Acid,(S), PubChem8262, Caffeic acid, trans-, CAFFEIC ACID natural, AI3-63211, AC1LENC9, Opera_ID_1700, D00HIB, D0V9EN, Cinnamic acid,4-dihydroxy-, SCHEMBL23358, 3,4-Dihydroxy-cinnamic acid, MLS001076493, MLS002207132, MLS002222302, MLS006011849, BIDD:ER0456, SPECTRUM1503987, 2-Propenoic acid, 3-(3,4-dihydroxyphenyl)-, (E)-, 3,4-Dihydroxycinnamate, XVII, AC1Q71G3, ARONIS023304, BDBM4375, cid_689043, GTPL5155, 3-(3,4-Dihydroxyphenyl)-2-propenoic acid, homopolymer, ZINC58172, 2-Propenoic acid, 3-(3,4-dihydroxyphenyl)-, homopolymer, MolPort-000-742-954, MolPort-006-717-538, HMS2235G09, HMS3260J17, HMS3649O17, ACN-S002765, BCP28271, HY-N0172, Tox21_500208, BBL012113, CCG-38895, NSC-57197, NSC623438, s2277, SBB006475, STK397812, Caffeic acid, >=98.0% (HPLC), 2-Propenoic acid,4-dihydroxyphenyl)-, AKOS000144463, AC-8006, ACN-035473, AN-8427, CS-8205, DB01880, LP00208, LS-1204, NSC-623438, RP17448, RTR-013891, SDCCGMLS-0002982.P003, NCGC00017364-04, NCGC00017364-05, NCGC00017364-06, NCGC00017364-07, NCGC00017364-08, NCGC00017364-09, NCGC00017364-10, NCGC00017364-11, NCGC00017364-12, NCGC00017364-13, NCGC00022654-03, NCGC00022654-04, NCGC00022654-05, NCGC00022654-06, NCGC00022654-07, NCGC00022654-08, NCGC00022654-09, NCGC00260893-01, 4CN-0995, AJ-09823, AS-10895, BP-30112, KB-48626, KB-69811, SC-03536, SMR004703501, ST057529, Caffeic acid, purum, >=95.0% (HPLC), AB0008394, AB1002167, ST2404720, TC-119661, TR-013891, AB00490047, EU-0100208, FT-0082321, N1735, C 0625, C01197, C01481, M-2623, (E)-3-(3,4-dihydroxyphenyl)-2-propenoic acid, (2E)-3-(3,4-Dihydroxyphenyl)-2-propenoic acid, 3-(3,4-Dihydroxyphenyl)-2-propenoic acid polymer, 331C395, I04-0025, SR-01000000203-2, SR-01000000203-6, SR-01000000203-7, SR-01000000203-8, 2-Propenoic acid, 3-(3,4-dihydroxyphenyl)- (9CI), BRD-K09900591-001-06-9, SR-01000000203-13, F3096-1708, 8B3E4DA7-F3B0-4972-A315-2E387071737F, trans-Caffeic acid, certified reference material, TraceCERT(R), Caffeic acid, matrix substance for MALDI-MS, >=99.0% (HPLC), Caffeic acid, United States Pharmacopeia (USP) Reference Standard, Caffeic acid, matrix substance for MALDI-MS, >=99.0% (HPLC), powder, light beige, 331-89-5, InChI=1/C9H8O4/c10-7-3-1-6(5-8(7)11)2-4-9(12)13/h1-5,10-11H,(H,12,13)/b4-2