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Disodium 1,5-naphthalenedisulfonate

CAS No.
1655-29-4
Chemical Name:
Disodium 1,5-naphthalenedisulfonate
Synonyms
DISODIUM NAPHTHALENE-1,5-DISULPHONATE;Armstrong acid disodium salt;5-disulfonicaciddisodiumsalt;Disodium 1,5-phthalenedisulfote;Sodium1,5-naphthalenedisulfonate;Disodium 1,5-naphthalenesulfonate;Sodium naphthalene-1,5-disulfonate;SodiuM 1,5-naphthalenedisulfonate d;DISODIUM 1,5-NAPHTHALENEDISULFONATE;1,5-Naphthalenedisulphonic acid (Na)
CBNumber:
CB9451586
Molecular Formula:
C10H6Na2O6S2
Molecular Weight:
332.26
MDL Number:
MFCD00064178
MOL File:
1655-29-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 04:54:59

Disodium 1,5-naphthalenedisulfonate Properties

Boiling point 300℃[at 101 325 Pa]
Density 1.82[at 20℃]
vapor pressure 0Pa at 25℃
storage temp. Inert atmosphere,Room Temperature
solubility almost transparency in Water
form powder to crystal
color White to Almost white
Water Solubility 113.4g/L at 20℃
BRN 3642373
InChI InChI=1S/C10H8O6S2.Na.H/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16;;/h1-6H,(H,11,12,13)(H,14,15,16);;
InChIKey JJWUKIQSPZOVKM-UHFFFAOYSA-N
SMILES S(C1=CC=CC2=C(C=CC=C12)S(O)(=O)=O)(O)(=O)=O.[NaH]
LogP -3.515
CAS DataBase Reference 1655-29-4(CAS DataBase Reference)
FDA UNII 28R71P6A5J
EPA Substance Registry System 1,5-Naphthalenedisulfonic acid, disodium salt (1655-29-4)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H317-H319
Precautionary statements  P280-P305+P351+P338
PPE Eyeshields, Gloves, type N95 (US)
Hazard Codes  Xi
Safety Statements  22-24/25
WGK Germany  1
TSCA  TSCA listed
HS Code  29049090
Storage Class 11 - Combustible Solids
REACH Registrations Active
NFPA 704
1
1

Disodium 1,5-naphthalenedisulfonate price More Price(43)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 70240 Sodium 1,5-naphthalenedisulfonate dibasic technical, ~85% (T) 1655-29-4 1kg $147 2026-04-30 Buy
Sigma-Aldrich 70240 Sodium 1,5-naphthalenedisulfonate dibasic technical, ~85% (T) 1655-29-4 250g $59.5 2023-06-20 Buy
TCI Chemical N0012 Disodium 1,5-Naphthalenedisulfonate Hydrate >98.0%(T) 1655-29-4 25g $18 2026-04-30 Buy
TCI Chemical N0441 Disodium 1,5-Naphthalenedisulfonate Hydrate >98.0%(HPLC)(T) 1655-29-4 25g $17 2026-04-30 Buy
Usbiological 285538 1,5-Naphthalenedisulfonic acid disodium salt Asreported 1655-29-4 250g $408 2026-06-03 Buy
Product number Packaging Price Buy
70240 1kg $147 Buy
70240 250g $59.5 Buy
N0012 25g $18 Buy
N0441 25g $17 Buy
285538 250g $408 Buy

Disodium 1,5-naphthalenedisulfonate Chemical Properties, Uses, Production

Chemical Properties

White powder, hygroscopic, exists in the form of hydrates, mainly used as a dye intermediate.

Uses

Sodium 1,5-Naphthalenedisulfonate is a petroleum disulfonates in crude oil; It is used in the synthesis of Levobunolol Hydrochloride; Also, it is capable of recycling wastewater.

Flammability and Explosibility

Not classified

Synthesis

Prepared by sulfonation of naphthalene.

Purification Methods

Recrystallise it from pKEst aqueous acetone [Okahata et al. J Am Chem Soc 108 2863 1986]. [Beilstein 11 IV 561.]

81-04-9
1655-29-4
Synthesis of Disodium 1,5-naphthalenedisulfonate from 1,5-Naphthalenedisulfonic acid

Disodium 1,5-naphthalenedisulfonate Preparation Products And Raw materials

Global Suppliers ( 391)
Supplier Tel Email Country ProdList Advantage
Jiangsu Xinsu New Materials Co., Ltd 0512-66387919 15251950002 15251950002@163.com China 7338 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TAIYUAN RHF CO.,LTD. +86 351 7031519 sales@RHFChem.com China 2334 56
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Jia Xing Isenchem Co.,Ltd 0573-85285100 18627885956 isenchem@163.com China 9389 66
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Beijing Isomersyn Technology CO;LTD 010-82954736 13391601435 sales@isomersyn.com China 3294 57
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57

View Latest Price from Disodium 1,5-naphthalenedisulfonate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1,5-Naphthalenedisulphonic acid (Na) pictures 2026-09-18 1,5-Naphthalenedisulphonic acid (Na)
1655-29-4
$120.00 1KG 98% 1000kg/year Speranza Chemical Co., Ltd.
Disodium 1,5-naphthalenedisulfonate pictures 2026-09-02 Disodium 1,5-naphthalenedisulfonate
1655-29-4
$10.00 1KG 99% Henan Fengda Chemical Co., Ltd
Disodium 1, 5-Naphthalenedisulfonate pictures 2025-04-15 Disodium 1, 5-Naphthalenedisulfonate
1655-29-4
$180.00 1kg 99% 20ton Hebei Zhuanglai Chemical Trading Co.,Ltd
1,5-Naphthalenedisulfonic acid, sodium salt (1:2) SodiuM 1,5-naphthalenedisulfonate d Disodium 1,5-phthalenedisulfote Sodium 1,5-naphthalenedisulfonate dibasic technical, ~85% (T) Sodium naphthalene-1,5-disulfonate 1,5-NAPHTHALENEDISULFONIC ACID DISODIUM SALT HYD Sodium1,5-naphthalenedisulfonate DISODIUM 1,5-NAPHTHALENEDISULFONATE HYDRATE DISODIUM 1,5-NAPHTHALENEDISULFONATE 1,5-NAPHTHALENEDISULFONIC ACID DISODIUM SALT HYDRATE 1,5-NAPHTHALENEDISULFONIC ACID DISODIUM SALT 1,5-NAPHTHALENEDISULFONIC ACID, NA SALT 1,5-NAPHTHALENE DISULFONIC ACID DISUDIUM SALT 1,5-NAPHTHALENE DISULFONIC ACID SODIUM SALT SODIUM 1,5-NAPHTHALENEDISULFONATE DIBASIC NAPHTHALENE-1,5-DISULFONIC ACID DISODIUM SALT 1,5-NAPHTHALENEDISULFONIC ACID DISODIUM SALT DIHYDRATE 98% 1,5-NaphthalenedisulfonicAcidDisodiumSalt90%Tech DISODIUM-1,5-NAPHTHALENEDISULFONICACID Naphthalin-1,5-disulfonsure, Dinatriumsalz Naphthalene-1,5-disulphonic acid disodium salt 1,5-Naphthalenedisulfonic acid hydrate disodium salt ,98% 1,5-Naphthalenebis(sulfonic acid sodium) salt Naphthalene-1,5-bis(sulfonic acid sodium) salt Disodium 1,5-naphthalenesulfonate sodium naphthalene-1,5-disulfonic acid 1,5-Naphthalenedisulphonic acid (Na) Disodium1,5-NaphthalenedisulfonateHydrate> Naphthalene -1, 5-disulfonate sodium salt 15NDS-NA(1,5-NAPHTHALENE DISULFONIC ACID, DISODIUM SALT) , 1655-29-4 Sodium salt of naphthalene-1,5-disulfonate 5-disulfonicaciddisodiumsalt Armstrong acid disodium salt DISODIUM NAPHTHALENE-1,5-DISULPHONATE 1655-29-4 C10H8S2O6Na2 C10H6Na2O6S2xH2O C10H6SO3Na22H2O Organic Building Blocks Sulfur Compounds Sulfonic/Sulfinic Acids Building Blocks ntermediates of Dyes and Pigments Intermediates of Dyes and Pigments