ChemicalBook >> CAS DataBase List >>5-Amino-2-methylbenzenesulfonic acid
5-Amino-2-methylbenzenesulfonic acid
- CAS No.
- 118-88-7
- Chemical Name:
- 5-Amino-2-methylbenzenesulfonic acid
- Synonyms
- Pazopanib Impurity 72;4-AMINO-2-SULFOTOLUENE;4-METHYL-3-SULFOANILINE;4-Aminotoluol-2-sulfonsure;P-TOLUIDINE-O-SULFONIC ACID;p-Toluidine-3-sulfonic acid;p-Methylaniline-3-sulfonicac;paraToluidine-o-Sulfonic Acid;4-AMINOTOLUENE-2-SULFONIC ACID;5-AMINO-O-TOLUENESULFONIC ACID
- CBNumber:
- CB7289408
- Molecular Formula:
- C7H9NO3S
- Molecular Weight:
- 187.22
- MDL Number:
- MFCD00007911
- MOL File:
- 118-88-7.mol
- MSDS File:
- SDS
Last updated:2026-05-28 02:24:02
| Product description | Number | Pack Size | Price |
| 5-Amino-2-methylbenzenesulfonic acid Asreported | 260238 | 50g | $398 |
| 5-Amino-2-methylbenzenesulfonic acid Asreported | 260238 | 100g | $558 |
| 5-Amino-2-methylbenzenesulfonic acid Asreported | 260238 | 250g | $772 |
| 5-Amino-2-methylbenzenesulfonic acid Asreported | 260238 | 500g | $1068 |
| 5-Amino-2-methylbenzenesulfonic Acid | TRC-A577313-500MG | 500mg | $77 |
| More product size | |||
| Melting point | 200°C |
|---|---|
| Boiling point | 500°C (rough estimate) |
| Density | 1.3553 (rough estimate) |
| refractive index | 1.6100 (estimate) |
| storage temp. | -20°C Freezer, Under inert atmosphere |
| solubility | Aqueous Acid (Slightly, Heated, Sonicated), Aqueous Base (Slightly, Sonicated) |
| pka | -1.11±0.42(Predicted) |
| form | Solid |
| color | Off-White to Pale Yellow |
| Sensitive | Hygroscopic |
| InChI | InChI=1S/C7H9NO3S/c1-5-2-3-6(8)4-7(5)12(9,10)11/h2-4H,8H2,1H3,(H,9,10,11) |
| InChIKey | BRKFTWHPLMMNHF-UHFFFAOYSA-N |
| SMILES | C1(S(O)(=O)=O)=CC(N)=CC=C1C |
| Dissociation constant | 0-0 at 23℃ |
| CAS DataBase Reference | 118-88-7(CAS DataBase Reference) |
| FDA UNII | G90628U043 |
| EPA Substance Registry System | 5-Amino-o-toluenesulfonic acid (118-88-7) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS05 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H314-H318 | |||||||||
| Precautionary statements | P260h-P301+P330+P331-P303+P361+P353-P305+P351+P338-P405-P501a | |||||||||
| Risk Statements | 20/21/22-34 | |||||||||
| Safety Statements | 26-36/37/39 | |||||||||
| RIDADR | 2585 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | III | |||||||||
| REACH Registrations | Inactive | |||||||||
| NFPA 704 |
|
5-Amino-2-methylbenzenesulfonic acid price More Price(30)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Usbiological | 260238 | 5-Amino-2-methylbenzenesulfonic acid Asreported | 118-88-7 | 50g | $398 | 2026-06-03 | Buy |
| Usbiological | 260238 | 5-Amino-2-methylbenzenesulfonic acid Asreported | 118-88-7 | 100g | $558 | 2026-06-03 | Buy |
| Usbiological | 260238 | 5-Amino-2-methylbenzenesulfonic acid Asreported | 118-88-7 | 250g | $772 | 2026-06-03 | Buy |
| Usbiological | 260238 | 5-Amino-2-methylbenzenesulfonic acid Asreported | 118-88-7 | 500g | $1068 | 2026-06-03 | Buy |
| TRC | TRC-A577313-500MG | 5-Amino-2-methylbenzenesulfonic Acid | 118-88-7 | 500mg | $77 | 2026-06-03 | Buy |
5-Amino-2-methylbenzenesulfonic acid Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 128)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29815 | 58 |
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63687 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49979 | 58 |
| SIMAGCHEM CORP | +86-5922680277 +86-13806087780 | sale@simagchem.com | China | 17346 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
| ANHUI WITOP BIOTECH CO., LTD | +8615255079626 | eric@witopchemical.com | China | 23541 | 58 |
| Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 | 1026@dideu.com | China | 20582 | 58 |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 +8617705817739 | info@dycnchem.com | China | 52705 | 58 |
| sgtlifesciences pvt ltd | +8617013299288 | dj@sgtlifesciences.com | China | 12373 | 58 |
| PT CHEM GROUP LIMITED | +86-85511178; | peter68@ptchemgroup.com | China | 35425 | 58 |
View Lastest Price from 5-Amino-2-methylbenzenesulfonic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-11-18 | 5-Amino-2-methylbenzenesulfonic acid
118-88-7
|
$1.10 | 1g | 99.00% | 100 Tons Min | Dideu Industries Group Limited | |
 |
2020-02-26 | 5-Amino-2-methylbenzenesulfonic acid
118-88-7
|
1KG | 99.0%+ | 100 tons | Shaanxi Dideu Medichem Co. Ltd | ||
 |
2019-07-06 | 5-Amino-2-methylbenzenesulfonic acid
118-88-7
|
$1.00 | 1KG | 99% | Career Henan Chemical Co |
-
- 5-Amino-2-methylbenzenesulfonic acid
118-88-7
- $1.10
- 99.00%
- Dideu Industries Group Limited
-
- 5-Amino-2-methylbenzenesulfonic acid
118-88-7
- 99.0%+
- Shaanxi Dideu Medichem Co. Ltd
-
- 5-Amino-2-methylbenzenesulfonic acid
118-88-7
- $1.00
- 99%
- Career Henan Chemical Co
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5-Amino-2-methylbenzenesulfonic acid ISO 9001：2015 REACH
Pazopanib Impurity 72
118-88-7
H2NC6H3CH3SO3H
Intermediates of Dyes and Pigments
