| Synonyms: | C.I. AcidRed 27, aluminum complexes (8CI); 2,7-Naphthalenedisulfonic acid,3-hydroxy-4-[(4-sulfo-1-naphthalenyl)azo]-, aluminum complex (9CI); Aluminum,3-hydroxy-4-[(4-sulfo-1-naphthalenyl)azo]-2,7-naphthalenedisulfonic acidcomplex (9CI); Acid Red 27 Aluminum Lake; C.I. 16185:1; C.I. Food Red 9aluminum lake; C.I. Food Red 9:1; Certolake Amaranth; FD and C Red No. 2Aluminum Lake; Pigment Red 193 |
| InChI: | InChI=1/C20H14N2O10S3.Al/c23-20-18(35(30,31)32)10-11-9-12(33(24,25)26)5-6-13(11)19(20)22-21-16-7-8-17(34(27,28)29)15-4-2-1-3-14(15)16;/h1-10,23H,(H,24,25,26)(H,27,28,29)(H,30,31,32);/q;+3 |
