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| Product Name: | 2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:3) |
| CAS Registry Number: | 2429-73-4 |
| EINECS: | 219-384-8 |
| Synonyms: | Cutamin Dark Blue CB;Chlorazol Black BH; Chrome Leather Dark Blue BHM; Diazo Black CR; Belamine Diazo BlackBH; Japanol Black BHK; Pontamine Diazo Black BHSW; Direct Diazo Black C; Chlorazol Leather Black BH; Azomine Black BH;Indoxine KL; Azocard Blue BH; C.I. Direct Blue 2 (7CI); Benzo BlackBlue FBH; Diacotton Black BH; Chrome Leather Black DS;2,7-Naphthalenedisulfonicacid,5-amino-3-[[4'-[(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo][1,1'-biphenyl]-4-yl]azo]-4-hydroxy-,trisodium salt (9CI); Mitsui Direct Black BH; C.I. 22590; Calcomine Diazo Black BTCW; Fixanol Blue BH; Direct Diazo Black S (6CI);Orbamin Black BH; Diazo BlackBH;Azine Diazo Black BHK; Calcoloid Diazo Black BHL; Benzo Black Blue BH; Paramine Black BH; Aizen Direct BlackBH; Eniazol Blue Black BHN; Blue BH; Bencidal Navy Blue BH; Amanil Developed Black BHSW; Phenazo Black BH; Diazophenyl Black BH; Union Fast Navy Blue DS;Diaminogene Velour Black B; Neklamin Black BH; Brasilazol Black BH; Symulon Direct Black BH; C.I. Direct Blue 2, trisodiumsalt (8CI); Diphenyl Blue Black GHS; Direct Black BH; Diazine Black H; Kayaku Direct Black BH;Tertrodirect Black BH; Benzanil Black BH; Diazol Black BH; Diazo Black BHSW; Diaphtamine Black BH; DirectNavy Blue BH; Diamine Black BHM;Pontamine Deep Blue BH; Atul Developed Black BT; Diazo Black BHN-CF; Pheno Navy Blue; Diamine Black BH; Chloramine Black BH; Diazine Black HDW; Direct Blue Black BH; Chrome Leather Black BH; Tertrodirect Black BHS; Diazo Fast Black MBH; Direct DarkBlue BH; Direct Diazo Black; Diazo Black BHSWK; Dianil Dark Blue H; Diazo Fast Black BH;Diazo Direct Black N; Navy Blue EMBL;Vondacel Dark Blue BH; DiazineBlack BHC; Diazine Black HNJ; Zambesi Dark Blue BH; Airedale Black BHD; Diazo NavyBlue BH;Melantherine BHX;2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:3); Direct Diazo Black N;Diphenyl Blue Black MBH; ChromeLeather Black CR; Altazine Black BH; Melantherine BH; Fenamin Navy Blue H;Calcomine Diazo Black BHD; |
| Molecular Structure: |
![CAS No:2429-73-4 2,7-Naphthalenedisulfonicacid,5-amino-3-[2-[4'-[2-(7-amino-1-hydroxy-3-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-4-hydroxy-,sodium salt (1:3)](/structure/cas-242/2429-73-4.png) |
| Molecular Formula: | C32H24 N6 O11 S3 . 3 Na |
| Molecular Weight: | 833.77 |
| Density: | g/cm3 |
| Boiling Point: | °Cat760mmHg |
| Flash Point: | °C |
| Refractive index: | 1.791 |
| Safety Statements: | Low toxicity by ingestion. An eye irritant. Mutation data reported. When heated to decomposition it emits toxic vapors of NOx and SOx. |