ChemicalBook > Product Catalog > Dyes and Pigments > dye > Solvent Dyes > 7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)
7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)
7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4) Basic information
- Product Name:
- 7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)
- Synonyms:
-
- Solvent Brown 20
- 7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)
- 1,3-Naphthalenedisulfonic acid, 7,7'-[(4,6-dihydroxy-1,3-phenylene)bis(azo)]bis-, compd. with N,N'-bis(2-methylphenyl)guanidine (1:4)
- C.I. Solvent Brown 20
- 7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)
- 7,7'-[(4,6-Dihydroxy-1,3-phenylene)bis(2,1-diazenediyl)]bis-1,3-naphthalenedisulfonic acid N,N'-Bis(2-methylphenyl)guanidine
- (61813-86-3) solvent brown 20
- 7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4) ISO 9001:2015 REACH
- CAS:
- 72208-28-7
- MF:
- C41H35N7O14S4
- MW:
- 978.01
- EINECS:
- 276-477-6
- Product Categories:
-
- Organics
- Mol File:
- 72208-28-7.mol
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7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4) Chemical Properties
- EPA Substance Registry System
- C.I. Solvent Brown 20 (72208-28-7)
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7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4) Usage And Synthesis
Properties and Applications
Brown
Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
Melting point | Stable | |||||
ISO | Poor | 175-205 |
7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)Supplier
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