| Identification | |
| Name: | 1,4-Benzenedisulfonicacid,2-[2-[4-[2-[4-[2-[8-[2-(2,4-diamino-5-nitrophenyl)diazenyl]-1-hydroxy-5-sulfo-2-naphthalenyl]diazenyl]-6-sulfo-1-naphthalenyl]diazenyl]-1-naphthalenyl]diazenyl]-,sodium salt (1:4) |
| Synonyms: | 1,4-Benzenedisulfonicacid,2-[[4-[[4-[[8-[(2,4-diamino-5-nitrophenyl)azo]-1-hydroxy-5-sulfo-2-naphthalenyl]azo]-6-sulfo-1-naphthalenyl]azo]-1-naphthalenyl]azo]-,tetrasodium salt (9CI); C.I. Direct Black 77, tetrasodium salt (8CI); C.I.35860; C.I. Direct Black 77; Sirius Supra Grey GG |
| CAS: | 6409-85-4 |
| Molecular Formula: | C42H29 N11 O15 S4 . 4 Na |
| Molecular Weight: | 0 |
| InChI: | InChI=1/C42H29N11O15S4.4Na/c43-28-19-29(44)38(53(55)56)20-36(28)51-49-34-14-16-39(71(63,64)65)26-8-9-35(42(54)41(26)34)50-48-33-13-12-32(25-7-5-21(17-27(25)33)69(57,58)59)46-45-30-10-11-31(24-4-2-1-3-23(24)30)47-52-37-18-22(70(60,61)62)6-15-40(37)72(66,67)68;;;;/h1-20,54H,43-44H2,(H,57,58,59)(H,60,61,62)(H,63,64,65)(H,66,67,68);;;;/q;4*+1/p-4 |
| Molecular Structure: | ![(C42H29N11O15S4.4Na) 1,4-Benzenedisulfonicacid,2-[[4-[[4-[[8-[(2,4-diamino-5-nitrophenyl)azo]-1-hydroxy-5-sulfo-2-naphtha...](https://img1.guidechem.com/chem/e/dict/31/6409-85-4.jpg) |
| Properties | |
| Safety Data | |
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