| Identification | More | [Name]
2,5-Diaminobenzenesulfonic acid | [CAS]
88-45-9 | [Synonyms]
1,4 DIAMINOBENZENE 2 SULFONIC ACID
1,4-PHENYLENEDIAMINE-2-SULPHONIC ACID
1,4-PHENYLENEDIAMINE-3-SULFONIC ACID
2,5-DIAMINOBENZENESULFONIC ACID
PARA PHENYLENE DIAMINE SULFONIC ACID
P-PHENYLENEDIAMINESULFONIC ACID
2,5-diamino-benzenesulfonicaci
2,5-diaminobenzenesulphonic acid
P-phenylene-diamine-ortho-sulphonic acid
p-Phenylenediamine-3-sulfonic acid
2,5-DIAMINOBENZENESULFONIC ACID, TECH., 90%
p-Phenylenediamine-2-sulfonic acid
2,5-Diaminobenzolsulfonsure
p-Phenylenediamine-5-sulfonic acid
2-Sulfo-1,4-phenylenediamine
1,4-Diamino-2-benzenesulfonic acid
2,5-Diaminophenyl-1-sulfonic acid
2,5-Diaminobenzene-1-sulfonic acid | [EINECS(EC#)]
201-832-9 | [Molecular Formula]
C6H8N2O3S | [MDL Number]
MFCD00007904 | [Molecular Weight]
188.2 | [MOL File]
88-45-9.mol |
| Chemical Properties | Back Directory | [Appearance]
violet powder | [Melting point ]
298-300 °C (dec.) (lit.) | [Boiling point ]
500°C | [density ]
1.366 (estimate) | [vapor pressure ]
0Pa at 25℃ | [refractive index ]
1.6490 (estimate) | [storage temp. ]
Keep in dark place,Inert atmosphere,Room temperature | [solubility ]
2.308g/L in organic solvents at 20 ℃ | [form ]
solid | [pka]
5.17±0.10(Predicted) | [color ]
White to Light gray to Light orange | [Water Solubility ]
4g/L at 26℃ | [BRN ]
2970398 | [InChI]
1S/C6H8N2O3S/c7-4-1-2-5(8)6(3-4)12(9,10)11/h1-3H,7-8H2,(H,9,10,11) | [InChIKey]
HEAHMJLHQCESBZ-UHFFFAOYSA-N | [SMILES]
Nc1ccc(N)c(c1)S(O)(=O)=O | [LogP]
0.146 at 26℃ | [CAS DataBase Reference]
88-45-9(CAS DataBase Reference) | [EPA Substance Registry System]
88-45-9(EPA Substance) |
| Safety Data | Back Directory | [Symbol(GHS) ]
GHS05 | [Signal word ]
Danger | [Hazard statements ]
H314 | [Precautionary statements ]
P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363 | [Hazard Codes ]
C,Xi | [Risk Statements ]
R34:Causes burns.
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36:Wear suitable protective clothing . | [RIDADR ]
UN 2583 8/PG 2
| [WGK Germany ]
2
| [RTECS ]
DB5900100
| [TSCA ]
TSCA listed | [HS Code ]
2921.59.8090 | [REACH Registrations]
Active | [HazardClass ]
8 | [PackingGroup ]
III | [Storage Class]
8A - Combustible corrosive hazardous materials | [Hazard Classifications]
Eye Dam. 1
Skin Corr. 1B |
| Raw materials And Preparation Products | Back Directory | [Preparation Products]
Reactive Blue 74-->disodium 5-((4-acetylamino-2-sulphophenyl)azo)-6-amino-4-hydroxynaphthalene-2-disulphonate-->Reactive Blue 49-->REACTIVE BLUE 2-->hexasodium 4-amino-3,6-bis[[4-[[4-chloro-6-[(3-sulphonatophenyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulphonatophenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate-->Benzenesulfonic acid, 2-[[2-(methylamino)-1-naphthalenyl]azo]-5-nitro-, monosodium salt-->Acid Yellow 158:1-->Reactive Blue 94-->4-Amino-3-[[4'-[(2,7-diamino-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-5-hydroxy-6-[(4-nitro-2-sulfophenyl)azo]-2,7-naphthalenedisulfonic acid trisodium salt-->Levafix Brilliant Blue E-B-->Reactive Orange 29-->REACTIVE ORANGE 14-->Direct Red 75 tetrasodium salt-->Acid Red 34-->1-amino-4-(4-amino-2-sulphoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid |
| Hazard Information | Back Directory | [Chemical Properties]
violet powder | [Uses]
2,5-Diaminobenzenesulfonic acid was used in preparation of a polymeric dye, required for laccase-mediated dyeing of cotton. | [General Description]
2,5-Diaminobenzenesulfonic acid is a dye precursor. Electrochemical copolymerization of 2,5-diaminobenzensulfonic acid and aniline by cyclic voltammetry on IrO2 coated titanium electrodes was reported. | [Flammability and Explosibility]
Nonflammable | [Synthesis]
Weigh 39g of iron powder added to 1000mL four flask, add water 300mL stirring, add 6g of ammonium chloride and 4mL concentrated hydrochloric acid, warming to 95 ℃, slowly add nitro to add speed to regulate the temperature to maintain above 90 ℃, add too f |
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