2,4-Diaminobenzenesulfonic acid
![2,4-Diaminobenzenesulfonic acid Structure](CAS/GIF/88-63-1.gif)
- CAS No.
- 88-63-1
- Chemical Name:
- 2,4-Diaminobenzenesulfonic acid
- Synonyms
- O-AMINOSULFANILIC ACID;MPDSA;3-AMINO-4-SULFOANILINE;2,4-DIAMINO-1-SULFOBENZENE;4-Sulfo-1,3-diaminobenzene;m-Diaminobenzenesulfonicacid;2,4-diamino-benzenesulfonicaci;2,4-DIAMINOBENZENESULFONIC ACID;1,3-DIAMINOBENZENESULFONIC ACID;1,3-Phenylendiamin-4-sulfonsure
- CBNumber:
- CB1445868
- Molecular Formula:
- C6H8N2O3S
- Molecular Weight:
- 188.2
- MOL File:
- 88-63-1.mol
- MSDS File:
- SDS
- Modify Date:
- 2024/6/18 21:58:05
Melting point | 260-266 °C (dec.) |
---|---|
Boiling point | 500°C (estimate) |
Density | 1.366 (estimate) |
vapor pressure | 0Pa at 25℃ |
refractive index | 1.6490 (estimate) |
storage temp. | -20°C Freezer, Under inert atmosphere |
solubility | DMSO (Slightly, Heated), Methanol (Slightly) |
pka | 2.99±0.10(Predicted) |
form | Solid |
color | White to Pale Yellow |
Water Solubility | 1000g/L at 25℃ |
BRN | 2694057 |
LogP | -4.65 |
CAS DataBase Reference | 88-63-1(CAS DataBase Reference) |
EPA Substance Registry System | Benzenesulfonic acid, 2,4-diamino- (88-63-1) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | ![]() GHS07 |
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---|---|---|---|---|---|---|---|---|---|---|
Signal word | Warning | |||||||||
Hazard statements | H315-H319 | |||||||||
Precautionary statements | P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313 | |||||||||
Hazard Codes | Xi | |||||||||
Risk Statements | 36/38-43-36/37/38 | |||||||||
Safety Statements | 26-36/39-37/39-36 | |||||||||
RIDADR | 1759 | |||||||||
WGK Germany | 2 | |||||||||
RTECS | DB5900000 | |||||||||
HazardClass | 8 | |||||||||
PackingGroup | III | |||||||||
HS Code | 29309090 | |||||||||
NFPA 704 |
|
2,4-Diaminobenzenesulfonic acid price More Price(7)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich(India) | 32778 | 2,4-Diaminobenzenesulfonic acid ≥98.0% (T) | 88-63-1 | 50G | ₹3269.15 | 2022-06-14 | Buy |
TCI Chemicals (India) | P0893 | 1,3-Phenylenediamine-4-sulfonic Acid | 88-63-1 | 25G | ₹2400 | 2022-05-26 | Buy |
TCI Chemicals (India) | P0893 | 1,3-Phenylenediamine-4-sulfonic Acid | 88-63-1 | 500G | ₹14600 | 2022-05-26 | Buy |
ottokemi | D 3941 | 2,4-Diaminobenzenesulphonic acid 98% | 88-63-1 | 50gm | ₹3006 | 2022-05-26 | Buy |
ottokemi | D 3941 | 2,4-Diaminobenzenesulphonic acid 98% | 88-63-1 | 100gm | ₹5607 | 2022-05-26 | Buy |
2,4-Diaminobenzenesulfonic acid Chemical Properties,Uses,Production
Chemical Properties
brown crystalline powder
Uses
2,4-Diaminobenzenesulfonic acid was used in preparation of series of sulfonated homo- and random co-polyimides.
Production Methods
2,4-Diaminobenzenesulfonic acid is obtained by sulfonating a solution of m-phenylenediamine in 100% sulfuric acid with oleum at 155 ℃, adding water to the sulfonation mixture, desulfonating the resulting disulfonic acids at 140 ℃, and isolating the free acid at 10 ℃; yield 93%. Another process starts from 1-chloro-2,4-dinitrobenzene, which, as an alcoholic solution, is reacted with sodium sulfite solution to form 2,4-dinitrobenzenesulfonic acid, from which the end product is obtained by reduction with iron according to BE′CHAMP.
General Description
2,4-Diaminobenzenesulfonic acid is an sulfonated aromatic amine and its aerobic biodegradation was reported.
2,4-Diaminobenzenesulfonic acid Preparation Products And Raw materials
Raw materials
Preparation Products
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Supplier | Advantage |
---|---|
Aarti Industries Limited (AIL) | 58 |
Orgo Chem Pvt Ltd | 58 |
Jagson Colorchem Limited | 58 |
Lion Color | 58 |
Vipul Organics Ltd | 58 |
Amarjyot Chemical Corporation | 58 |
Umiya Chem Intermediates | 58 |
Dhanlaxmi Industries | 58 |
DL INTRACHEM | 58 |
Gopinath Chemtech Limited | 58 |
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