| post date: |
dec 28,2021 |
| expiry date: |
dec 28,2022 |
| detailed description: |
cas no. :32517-36-5;12218-99-4;12238-55-0;12269-80-6;12768-76-2;47865-34-9;63815-15-6;6459-65-0;90740-30-0
related to the brand: solvent black 834, solvent black b, transparent black 304, transparent black bg, oil black 811, zapon fast black b; black 3804; bright black 3lbk, dayglo solvent black 34, meco fast black b-04, valifast black 3804(oca); zapon fast black b(); rosafast black mjb(rose); orgalon black 804( kcc)
manufacturing methods: 2-amino-5-nitrophenol diazotization, and naphthalen-2-ol coupling, and then into chromium complex (1 atomic chrome on 2 moore single azo dye). |
| cas registry number: |
32517-36-5;12218-99-4;12238-55-0;12269-80-6;12768-76-2;47865-34-9;63815-15-6;6459-65-0;90740-30-0 |
| synonyms: |
;c.i. solvent black 34;chromate(1-), bis(1-(2-(hydroxy-kappao)-4-nitrophenyl)diazenyl-2-;acid black 63;einecs 251-079-5;chromate(1-), bis(1-((2-(hydroxy-kappao)-4-nitrophenyl)azo-kappan1)-2-naphthalenolato(2-)-kappao)-, hydrogen, (oc-6-22')-;chromate(1-), bis(1-((2-hydroxy-4-nitrophenyl)azo)-2-naphthalenolato(2-))-, hydrogen, (oc-6-22')-;chromate(1-), bis(1-(2-(hydroxy-kappao)-4-nitrophenyl)diazenyl-2-naphthalenolato(2-)-kappao)-, hydrogen (1:1), (oc-6-22')-;hydrogen bis(1-((2-hydroxy-4-nitrophenyl)azo)-2-naphtholato(2-))chromate(1-) (oc-6-22')-;black br;transparent black bg; |
| molecular formula: |
c16h11crn3o4 |
| molecular weight: |
361.2707 |
| molecular structure: |
|
