ChemicalBook >> CAS DataBase List >>Disodium 2-naphthol-3,6-disulfonate
Disodium 2-naphthol-3,6-disulfonate
- CAS No.
- 135-51-3
- Chemical Name:
- Disodium 2-naphthol-3,6-disulfonate
- Synonyms
- R ACID;R SALT;RGAcid;fericon;BETA-NAPHTHOL-3,;R-ACID SODIUM SALT;R ACID DISODIUM SALT;Disodium 2-naphthol-;Ponceau 4R Impurity 3;2-naphthol-3,6-disulfonic
- CBNumber:
- CB3247525
- Molecular Formula:
- C10H9NaO7S2
- Molecular Weight:
- 328.28
- MDL Number:
- MFCD00065915
- MOL File:
- 135-51-3.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 01:04:50
| Product description | Number | Pack Size | Price |
| Disodium 3-Hydroxy-2,7-naphthalenedisulfonate >85.0%(HPLC) | N0029 | 25g | $48 |
| Disodium 3-Hydroxy-2,7-naphthalenedisulfonate >85.0%(HPLC) | N0029 | 500g | $483 |
| Disodium 2-naphthol-3,6-disulfonate | FD40998 | 0.5kg | $330.68 |
| Disodium 2-naphthol-3,6-disulfonate | FD40998 | 1kg | $637.74 |
| Disodium 2-naphthol-3,6-disulfonate | FD40998 | 2kg | $1228.24 |
| More product size | |||
| storage temp. | Inert atmosphere,Room Temperature |
|---|---|
| Water Solubility | Soluble in water |
| solubility | DMSO (Slightly), Methanol (Slightly, Heated), Water (Slightly) |
| form | powder to crystal |
| color | White to Gray to Brown |
| BRN | 3643184 |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| InChI | InChI=1S/C10H8O7S2.Na.H/c11-9-4-6-1-2-8(18(12,13)14)3-7(6)5-10(9)19(15,16)17;;/h1-5,11H,(H,12,13,14)(H,15,16,17);; |
| InChIKey | VNEBWJSWMVTSHK-UHFFFAOYSA-L |
| SMILES | S(C1C(=CC2=CC=C(S(O)(=O)=O)C=C2C=1)O)(O)(=O)=O.[NaH] |
| CAS DataBase Reference | 135-51-3(CAS DataBase Reference) |
| FDA UNII | 6Y99O91ULZ |
| EPA Substance Registry System | 3-Hydroxy-2,7-naphthalenedisulfonic acid disodium salt (135-51-3) |
| UNSPSC Code | 12352100 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302+H312+H332 | |||||||||
| Precautionary statements | P501-P261-P270-P271-P264-P280-P362+P364-P301+P312+P330-P302+P352+P312-P304+P340+P312 | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/38 | |||||||||
| Safety Statements | 26-36 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | QJ6477000 | |||||||||
| TSCA | TSCA listed | |||||||||
| HS Code | 2908990000 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| REACH Registrations | Active | |||||||||
| NFPA 704 |
|
Disodium 2-naphthol-3,6-disulfonate price More Price(46)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TCI Chemical | N0029 | Disodium 3-Hydroxy-2,7-naphthalenedisulfonate >85.0%(HPLC) | 135-51-3 | 25g | $48 | 2026-04-30 | Buy |
| TCI Chemical | N0029 | Disodium 3-Hydroxy-2,7-naphthalenedisulfonate >85.0%(HPLC) | 135-51-3 | 500g | $483 | 2026-04-30 | Buy |
| Biosynth | FD40998 | Disodium 2-naphthol-3,6-disulfonate | 135-51-3 | 0.5kg | $330.68 | 2026-06-04 | Buy |
| Biosynth | FD40998 | Disodium 2-naphthol-3,6-disulfonate | 135-51-3 | 1kg | $637.74 | 2026-06-04 | Buy |
| Biosynth | FD40998 | Disodium 2-naphthol-3,6-disulfonate | 135-51-3 | 2kg | $1228.24 | 2026-06-04 | Buy |
Disodium 2-naphthol-3,6-disulfonate Chemical Properties,Uses,Production
Chemical Properties
slightly grey solid
Uses
3-Hydroxynaphthalene-2,7-disulfonic Acid Disodium Salt, is used in analytical studies for detecting organic explosives and propellants by fast liquid chromatography quadrupole time-of-flight mass spectrometry.
Safety Profile
An experimental teratogen. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of SO, and NazO. See also SULFONATES.
Disodium 2-naphthol-3,6-disulfonate Preparation Products And Raw materials
Raw materials
Preparation Products
Esfenvalerate
Acid Red 27
Phosazetim
Sodium 2,3-dihydroxynaphthalene-6-sulfonate
Potassium Bitartrate
3-Hydroxy-4-[(2-methylphenyl)azo]naphthalene-2,7-disulfonic acid disodium salt
C.I. Acid Red 23, disodium salt
Aluminum, 3-hydroxy-4-[(4-sulfo-1-naphthalenyl)azo]-2,7-naphthalenedisulfonic acid complex
4-Amino-6-[[4'-[(7-amino-1-hydroxy-3-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-3-[(2,5-dichlorophenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid trisodium salt
AZOCAL A
2,7-Naphthalenedisulfonicacid, 3-hydroxy-4-[2-(3-nitrophenyl)diazenyl]-, sodium salt (1:2)
2,7-Naphthalenedisulfonic acid, 4,4'-[(2,2'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[3-hydroxy-, sodium salt (1:4)
Acid Red 27
Acid Orange 134
2-Hydroxy-5-[[4'-[(2-hydroxy-3,6-disulfo-1-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]benzoic acid trisodium salt
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Global( 380)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Hebei Yanxi Chemical Co., Ltd. | +8618531123677 | faithe@yan-xi.com | China | 5853 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615531151365 | mina@chuanghaibio.com | China | 18126 | 58 |
| ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD | +86-15225627621 +86-13213167925 | jiuyitime@fdachem.com | China | 16511 | 58 |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21585 | 55 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29812 | 58 |
| Shandong chuangyingchemical Co., Ltd. | 18853181302 | sale@chuangyingchem.com | CHINA | 5906 | 58 |
| Standardpharm Co. Ltd. | 86-714-3992388 | overseasales1@yongstandards.com | United States | 14332 | 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 |
View Lastest Price from Disodium 2-naphthol-3,6-disulfonate manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-07-02 | Disodium 3-hydroxy-2,7-naphthalenedisulfonate
135-51-3
|
$3.00-9.00 | 99% | ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD | |||
 |
2025-06-20 | Disodium 2-naphthol-3,6-disulfonate
135-51-3
|
$20.00-70.00 | 1kg | 0.99 | 10 tons | Hebei Yanxi Chemical Co., Ltd. | |
 |
2025-03-10 | Disodium 2-naphthol-3,6-disulfonate
135-51-3
|
1KG | 99% | 500000kg | Hebei Chuanghai Biotechnology Co., Ltd |
-
- Disodium 3-hydroxy-2,7-naphthalenedisulfonate
135-51-3
- $3.00-9.00
- 99%
- ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
-
- Disodium 2-naphthol-3,6-disulfonate
135-51-3
- $20.00-70.00
- 0.99
- Hebei Yanxi Chemical Co., Ltd.
-
- Disodium 2-naphthol-3,6-disulfonate
135-51-3
- $0.00
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
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1of4
2,7-Naphthalenedisulfonicacid,3-hydroxy-,disodiumsalt
2-naphthol-3,6-disulfonic
BETA-NAPHTHOL-3,6-DISULFONIC ACID DISODIUM SALT
DISODIUM 2-NAPHTHOL-3,6-DISULFONATE
DISODIUM 3-HYDROXY-2,7-NAPHTHALENEDISULFONATE
3-HYDROXYNAPHTHALENE-2,7-DISULFONIC ACID DISODIUM SALT
3-HYDROXY-2,7-NAPHTHALENEDISULFONIC ACID DISODIUM SALT
2-NAPHTHOL-3,6-DISULFONIC ACID DISODIUM SALT
2-NAPHTHOL-3,6-DISULFONIC ACID SODIUM SALT
3-hydroxynaphthalene-2,7-disulfonic acid
2-NAPHTHOL-3 6-DISULFONIC ACID DISODIUM&
2-NAPHTHOL-3.6-DISULFONIC ACID DISODIUM SALT 99% BY HPLC
2-Hydroxynaphthalene-3,6-disulfonic acid, disodium salt
disodium 3-hydroxynaphthalene-2,7-disulphonate
2-Naphthol-3,6-disulfonic acid disodium salt(R salt)
2-Naphthol-3,6-disulfonic acid disodium salt, Disodium 3-hydroxy-2,7-naphthalenedisulfonate, R-Acid sodium salt
Disodium 2-Naphthol-3,6-disulfonate
3-Hydroxy-2,7-naphthalenedisulfonic Acid Disodium Salt
2-Naphthol-3,6-disulfonic Acid Disodium Salt
R Acid Disodium Salt
SodiuM 3-hydroxynaphthalene-2,7-disulfonate
7-naphthalenedisulfonicacid,3-hydroxy-disodiumsalt
fericon
RGAcid
SODIUM-2-NAPHTHOL-3,6-DISULFONATE
R ACID DISODIUM SALT
R-ACID SODIUM SALT
Disodium 3-hydroxynaphthalene-2,7-disulfonate
2-Hydroxy-3,6-naphthalenedisulfonic acid disodium salt
3-Hydroxy-2,7-naphthalenedi(sulfonic acid sodium) salt
3-Hydroxynaphthalene-2,7-bis(sulfonic acid sodium) salt
2-Naphthol-3,6-disulfonic acid disodium salt,85%,tech.
Disodium 2-naphthol-
Disodium 3-hydroxy-2,7-naphalenedisulfonate
3-Hydroxynaphthalene-2,7-disulfonic acid disodiuM salt technical, >=95% (HPLC)
Ponceau 4R Impurity 3
Disodium 3-hydroxynaphthalene-2,7-disulfonate, tech
2 NAPTHOL 3.6, DISULPHONIC ACID (DI SODIUM SALT)
Disodium 3-hydroxynaphthalene-2,7-disulphonate, tech
2-Naphthol-3,6-disulfonic acid disodium salt(Technical)
Disodium3-Hydroxy-2,7-naphthalenedisulfonate>
2-Naphthol-3,6-DisulfonicAcidDisodiumSal
Disodium 2-naphthol-3,6-disulfonate ISO 9001：2015 REACH
BETA-NAPHTHOL-3,
Disodium 2-naphthol-3,6-disulfonate 135-51-3
2-Naphthol-3,6-Disodium Disulfonate (R salt)
R SALT (2-NAPHTHOL-3 6-DISULFONIC ACID)
2-Naphthol-3,6-Disodium Disulfonate
RSalt(Disodium2-Naphthol-3,6-disulfonate)
3-Hydroxynaphthalene-2,7-disulfonic
R ACID
Disodium 2-naphthol-3,6-disulfonate
R ACID
R SALT
135-51-3
C10H5HOSO3Na2
Organic Building Blocks
Sulfonic/Sulfinic Acid Salts
Sulfur Compounds
Building Blocks
Intermediates
Intermediates of Dyes and Pigments
