ChemicalBook >> CAS DataBase List >>2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
- CAS No.
- 6535-70-2
- Chemical Name:
- 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
- Synonyms
- SULFO J ACID;2-amino-5-naphthol-1,7-disulfonic acid;3-amino-8-naphthol-4,6-disulfonic acid;6-Amino-1-naphthol-3,5-disulfonic acid;3-amino-4,6-disulfo-8-hydroxynaphthalene;3-Amino-8-hydroxy-4,6-disulfonaphthalene;2-Amino-5-naphthol- 1,7-disulphonic acid;2-Amino-5-hydroxynaphthalene-1,7-disulfonicaci;7-amino-4-hydroxynaphthalene-2,8-disulfonic acid;6-amino-1-hydroxy-3,5-naphthalenedisulfonic acid
- CBNumber:
- CB2737287
- Molecular Formula:
- C10H9NO7S2
- Molecular Weight:
- 319.31
- MDL Number:
- MFCD03411983
- MOL File:
- 6535-70-2.mol
Last updated:2026-05-12 09:13:37
| Boiling point | 603.18℃[at 101 325 Pa] |
|---|---|
| Density | 1.880 |
| vapor pressure | 0Pa at 25℃ |
| pka | -0.42±0.40(Predicted) |
| Water Solubility | 35.36g/L at 25℃ |
| InChI | InChI=1S/C10H9NO7S2/c11-8-2-1-6-7(10(8)20(16,17)18)3-5(4-9(6)12)19(13,14)15/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18) |
| InChIKey | HIVUAOXLSJITPA-UHFFFAOYSA-N |
| SMILES | C1(S(O)(=O)=O)=C2C(C(O)=CC(S(O)(=O)=O)=C2)=CC=C1N |
| LogP | -2.33 at 25℃ |
| CAS DataBase Reference | 6535-70-2(CAS DataBase Reference) |
SAFETY
Risk and Safety Statements
| REACH Registrations | Inactive |
|---|
2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid price More Price(18)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Biosynth | FA41572 | 3-Aminonaphthalene-8-hydroxy-4,6-disulfonic acid | 6535-70-2 | 0.1g | $272.1 | 2026-06-04 | Buy |
| Biosynth | FA41572 | 3-Aminonaphthalene-8-hydroxy-4,6-disulfonic acid | 6535-70-2 | 0.25g | $453.51 | 2026-06-04 | Buy |
| Biosynth | FA41572 | 3-Aminonaphthalene-8-hydroxy-4,6-disulfonic acid | 6535-70-2 | 0.5g | $725.61 | 2026-06-04 | Buy |
| Biosynth | FA41572 | 3-Aminonaphthalene-8-hydroxy-4,6-disulfonic acid | 6535-70-2 | 1g | $1269.82 | 2026-06-04 | Buy |
| aablocks | AA00IBEN | 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid 98%(HPLC) | 6535-70-2 | 100mg | $68 | 2026-05-29 | Buy |
2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid Chemical Properties, Uses, Production
Uses
Sulfo J acid is used as a coupling component in azo reactive dyes, e.g., C.I. Reactive Red 6.
Production Methods
2-Aminonaphthalene-1,5,7-trisulfonic acid is heated with sodium hydroxide liquor at 170℃ and worked up in a similar way to the K acid. Alternatively, J acid may be sulfonated with 65 % oleum.
Flammability and Explosibility
Not classified
Synthesis of 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid from 2-Amino-1,5-naphthalenedisulfonic acid
2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid Preparation Products And Raw materials
Raw materials
Preparation Products
Global Suppliers ( 90)
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Hubei Chenghai Chemical Co., Ltd | 027-59220433 18327245847 | 1400838877@qq.com | China | 9527 | 58 |
| Syntechem Co.,Ltd | info@syntechem.com | China | 12973 | 57 | |
| Chengdu HuaXia Chemical Reagent Co. Ltd | 400-1166-196 13458535857 | cdhxsj@163.com | China | 13323 | 58 |
| Hubei Jusheng Technology Co.,Ltd | 027-59599241 18871490274 | 1400878000@qq.com | China | 9506 | 58 |
| Shandong Xiya Chemical Co., Ltd. | 4009903999 13395398332 | sales@xiyashiji.com | China | 20788 | 60 |
| Amadis Chemical Company Limited | 571-89925085 | sales@amadischem.com | China | 131885 | 58 |
| Shanghai Witofly Chemical Co. ,Ltd. | 02150630626 17717886015 | sales@witofly.com | China | 1864 | 55 |
| Wuhan FengyaoTonghui Chemical Products Co., Ltd. | 027-87466105 15377573527 | 2678564200@qq.com | China | 17968 | 58 |
| Hubei Xinyuanshun Pharmaceutical Chemical Co., Ltd. | 027-51831887 15337167856 | hubeixinyuanshun@163.com | China | 10272 | 58 |
| Aishilun biotechnology (Shanghai) co., LTD | 021-50676523 18019098996 | info@acelybio.com | China | 3950 | 58 |
View Latest Price from 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-08-20 | 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
6535-70-2
|
$1.10 | 1g | 99.00% | 100 Tons Min | Dideu Industries Group Limited | |
 |
2026-07-15 | 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
6535-70-2
|
1KG | 99% | 2000KG | Wuhan Fortuna Chemical Co.,Ltd | ||
 |
2020-02-26 | 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
6535-70-2
|
1KG | 99.0%+ | Shaanxi Dideu Medichem Co. Ltd |
-
- 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
6535-70-2
- $1.10
- 99.00%
- Dideu Industries Group Limited
-
- 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
6535-70-2
- $0.00
- 99%
- Wuhan Fortuna Chemical Co.,Ltd
-
- 2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
6535-70-2
- 99.0%+
- Shaanxi Dideu Medichem Co. Ltd
6535-70-2 (2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid) Related Search:
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2-Amino-5-hydroxynaphthalene-1,7-disulfonic acid/sulfonated J-acid
2 AMINO 5 NAPHTOL 1 7 DISULFONIC ACID(SULFO J ACID)
SULFO J ACID
6535-70-2
