2-Aminotoluene-5-sulfonic acid
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- $6 - $4097.8
- Product name: 2-Aminotoluene-5-sulfonic acid
- CAS: 98-33-9
- MF: C7H9NO3S
- MW: 187.22
- EINECS:202-658-6
- MDL Number:MFCD00025198
- Synonyms:2-AMINOTOLUENE-5-SULFONIC ACID;4-AMINO-M-TOLUENESULFONIC ACID;6-AMINOTOLUENE-3-SULFONIC ACID;4-amino-3-methyl-benzenesulfonicaci ;o-Toluidine-4-sulfphonicacid ;3-methylsulphanilic acid;ORTHO TOLUIDINE META SULFO NIC ACID (OTMSA);2-AMINOTOLUENE-5-SULFONIC ACID 97%
28 prices
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Brand
- A2B
- aablocks
- AK Scientific
- Ambeed
- American Custom Chemicals Corporation
- Arctom
- BLDpharm
- Crysdot
- Sigma-Aldrich
- SynQuest Laboratories
- Thermo Scientific Chemicals
- TRC
Package
- 500mg
- 1g
- 5g
- 25g
- 100g
- 250G
- 500g
- 1000g
- 1kg
- 1 unit
- ManufacturerA2B
- Product numberAI65534
- Product description4-Amino-3-methylbenzenesulfonic acid 98%
- Packaging500g
- Price$58
- Updated2026-05-25
- Buy
- ManufacturerA2B
- Product numberAI65534
- Product description4-Amino-3-methylbenzenesulfonic acid 98%
- Packaging100g
- Price$15
- Updated2026-05-25
- Buy
- ManufacturerA2B
- Product numberAI65534
- Product description4-Amino-3-methylbenzenesulfonic acid 98%
- Packaging25g
- Price$8
- Updated2026-05-25
- Buy
- Manufactureraablocks
- Product numberAA00IJXE
- Product description4-Amino-3-methylbenzenesulfonic acid 98%
- Packaging500g
- Price$64
- Updated2026-05-29
- Buy
- Manufactureraablocks
- Product numberAA00IJXE
- Product description4-Amino-3-methylbenzenesulfonic acid 98%
- Packaging25g
- Price$8
- Updated2026-05-29
- Buy
- Manufactureraablocks
- Product numberAA00IJXE
- Product description4-Amino-3-methylbenzenesulfonic acid 98%
- Packaging100g
- Price$16
- Updated2026-05-29
- Buy
- ManufacturerAK Scientific
- Product numberI639
- Product description2-Aminotoluene-5-sulfonicacid
- Packaging5g
- Price$38
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA841581
- Product description4-Amino-3-methylbenzenesulfonicacid 98+%
- Packaging500g
- Price$77
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA841581
- Product description4-Amino-3-methylbenzenesulfonicacid 98+%
- Packaging100g
- Price$19
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA841581
- Product description4-Amino-3-methylbenzenesulfonicacid 98+%
- Packaging25g
- Price$6
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA841581
- Product description4-Amino-3-methylbenzenesulfonicacid 98+%
- Packaging1kg
- Price$137
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberCHM0008383
- Product description2-AMINO TOLUENE-5-SULFONIC ACID 95.00%
- Packaging100G
- Price$2337.65
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberCHM0008383
- Product description2-AMINO TOLUENE-5-SULFONIC ACID 95.00%
- Packaging250G
- Price$4097.8
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberAS029827
- Product description4-Amino-3-methylbenzenesulfonicacid 98%
- Packaging100g
- Price$18
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberAS029827
- Product description4-Amino-3-methylbenzenesulfonicacid 98%
- Packaging1kg
- Price$116
- Updated2021-12-16
- Buy
- ManufacturerArctom
- Product numberAS029827
- Product description4-Amino-3-methylbenzenesulfonicacid 98%
- Packaging500g
- Price$68
- Updated2021-12-16
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| A2B | AI65534 | 4-Amino-3-methylbenzenesulfonic acid 98% | 500g | $58 | 2026-05-25 | Buy |
| A2B | AI65534 | 4-Amino-3-methylbenzenesulfonic acid 98% | 100g | $15 | 2026-05-25 | Buy |
| A2B | AI65534 | 4-Amino-3-methylbenzenesulfonic acid 98% | 25g | $8 | 2026-05-25 | Buy |
| aablocks | AA00IJXE | 4-Amino-3-methylbenzenesulfonic acid 98% | 500g | $64 | 2026-05-29 | Buy |
| aablocks | AA00IJXE | 4-Amino-3-methylbenzenesulfonic acid 98% | 25g | $8 | 2026-05-29 | Buy |
| aablocks | AA00IJXE | 4-Amino-3-methylbenzenesulfonic acid 98% | 100g | $16 | 2026-05-29 | Buy |
| AK Scientific | I639 | 2-Aminotoluene-5-sulfonicacid | 5g | $38 | 2021-12-16 | Buy |
| Ambeed | A841581 | 4-Amino-3-methylbenzenesulfonicacid 98+% | 500g | $77 | 2021-12-16 | Buy |
| Ambeed | A841581 | 4-Amino-3-methylbenzenesulfonicacid 98+% | 100g | $19 | 2021-12-16 | Buy |
| Ambeed | A841581 | 4-Amino-3-methylbenzenesulfonicacid 98+% | 25g | $6 | 2021-12-16 | Buy |
| Ambeed | A841581 | 4-Amino-3-methylbenzenesulfonicacid 98+% | 1kg | $137 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | CHM0008383 | 2-AMINO TOLUENE-5-SULFONIC ACID 95.00% | 100G | $2337.65 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | CHM0008383 | 2-AMINO TOLUENE-5-SULFONIC ACID 95.00% | 250G | $4097.8 | 2021-12-16 | Buy |
| Arctom | AS029827 | 4-Amino-3-methylbenzenesulfonicacid 98% | 100g | $18 | 2021-12-16 | Buy |
| Arctom | AS029827 | 4-Amino-3-methylbenzenesulfonicacid 98% | 1kg | $116 | 2021-12-16 | Buy |
| Arctom | AS029827 | 4-Amino-3-methylbenzenesulfonicacid 98% | 500g | $68 | 2021-12-16 | Buy |
Properties
Melting point :290°C
Density :1.3553 (rough estimate)
refractive index :1.6100 (estimate)
storage temp. :Storage temp. 2-8°C
pka :pK1: 3.125 (25°C)
form :powder
color :Faint beige to faint red/orange
Water Solubility :5g/L(20 ºC)
InChI :InChI=1S/C7H9NO3S/c1-5-4-6(12(9,10)11)2-3-7(5)8/h2-4H,8H2,1H3,(H,9,10,11)
InChIKey :WQTCZINVPXJNEL-UHFFFAOYSA-N
SMILES :C1(S(O)(=O)=O)=CC=C(N)C(C)=C1
LogP :0.076 at 25℃
CAS DataBase Reference :98-33-9(CAS DataBase Reference)
EPA Substance Registry System :Benzenesulfonic acid, 4-amino-3-methyl- (98-33-9)
Density :1.3553 (rough estimate)
refractive index :1.6100 (estimate)
storage temp. :Storage temp. 2-8°C
pka :pK1: 3.125 (25°C)
form :powder
color :Faint beige to faint red/orange
Water Solubility :5g/L(20 ºC)
InChI :InChI=1S/C7H9NO3S/c1-5-4-6(12(9,10)11)2-3-7(5)8/h2-4H,8H2,1H3,(H,9,10,11)
InChIKey :WQTCZINVPXJNEL-UHFFFAOYSA-N
SMILES :C1(S(O)(=O)=O)=CC=C(N)C(C)=C1
LogP :0.076 at 25℃
CAS DataBase Reference :98-33-9(CAS DataBase Reference)
EPA Substance Registry System :Benzenesulfonic acid, 4-amino-3-methyl- (98-33-9)
Safety Information
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Description
2-Aminotoluene-5-sulfonic acid is prepared from o-toluidine and 98 % H2SO4 via the sulfate, which is then baked. The sodium salt can be isolated after liming and precipitation of calcium sulfate. The solution can be used directly in the manufacture of dyes.More related product prices
Sodium xylenesulfonate Sodium p-toluenesulfonate p-Toluenesulfonic acid 4-Amino-benzenesulfonic acid monosodium salt 2,4-Xylenesulfonic acid Sulfanilic acid ACETIC ACID Nickel sulfamate 4-Amino-m-cresol Sulfamic acid 2-AMINO-PYRIMIDINE-5-CARBOXYLIC ACID ETHYL ESTER 23628-31-1 2-Aminopyrimidine-5-carboxylic acid Indigo Carmine 5-Sulfoanthranilic acidRelated product price
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Sodium xylenesulfonate
$18-2482.38 -
Sodium p-toluenesulfonate
$10-283 -
p-Toluenesulfonic acid
$5-550
Suppliers and manufacturers
Henan Tianfu Chemical Co.,Ltd.
Jinan Finer Chemical Co., Ltd
Shandong chuangyingchemical Co., Ltd.
CONIER CHEM AND PHARMA LIMITED
Antai Fine Chemical Technology Co.,Limited
Hefei TNJ Chemical Industry Co.,Ltd.
