Naphthalene-2,6-disulfonic acid

Modify Date: 2026-07-04 22:27:04

Naphthalene-2,6-disulfonic acid Structure
Naphthalene-2,6-disulfonic acid structure
Common Name Naphthalene-2,6-disulfonic acid
CAS Number 581-75-9 Molecular Weight 288.29700
Density 1.704 g/cm3 Boiling Point N/A
Molecular Formula C10H8O6S2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name naphthalene-2,6-disulfonic acid
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.704 g/cm3
Molecular Formula C10H8O6S2
Molecular Weight 288.29700
Exact Mass 287.97600
PSA 125.50000
LogP 3.49480
Index of Refraction 1.695
InChIKey FITZJYAVATZPMJ-UHFFFAOYSA-N
SMILES O=S(=O)(O)c1ccc2cc(S(=O)(=O)O)ccc2c1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

RIDADR UN 1759
Packaging Group III
Hazard Class 8
HS Code 2904100000

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2904100000
Summary 2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 Naphthalene-2,6-disulfonic acidBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: HIV Cellular Data
Source: NIAID
Target: N/A
External Id: HIV Cellular Data
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

EINECS 209-471-9
Naphthalene-2,6-bissulfonic acid
naphthalene-2,6-disulphonic acid
MFCD00065331
2,6-naphthale-disulfonic acid
2,5-DIMETHYL-3'-PIPERIDINOMETHYL BENZOPHENONE
Naphthalene-2,6-disulfonic acid
2,6-NAPHTHALENE DISULFONIC ACID
2,6-naphthalenedisulphonic acid
naphthalene-2,6-disulfonate
2,6-naphthalenedisulfonate
Naphthalin-2,6-disulfonsaeure

 Naphthalene-2,6-disulfonic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of naphthalene-2,6-disulfonic acid?
A: CAS number of naphthalene-2,6-disulfonic acid is 581-75-9.
Q: What is the molecular formula of naphthalene-2,6-disulfonic acid?
A: Molecular formula of naphthalene-2,6-disulfonic acid is C10H8O6S2.
Q: What English synonyms does naphthalene-2,6-disulfonic acid have?
A: English synonyms of naphthalene-2,6-disulfonic acid: EINECS 209-471-9, Naphthalene-2,6-bissulfonic acid, naphthalene-2,6-disulphonic acid, MFCD00065331, 2,6-naphthale-disulfonic acid, 2,5-DIMETHYL-3'-PIPERIDINOMETHYL BENZOPHENONE, Naphthalene-2,6-disulfonic acid, 2,6-NAPHTHALENE DISULFONIC ACID, 2,6-naphthalenedisulphonic acid, naphthalene-2,6-disulfonate, 2,6-naphthalenedisulfonate, Naphthalin-2,6-disulfonsaeure.
Q: What is the LogP of naphthalene-2,6-disulfonic acid?
A: LogP of naphthalene-2,6-disulfonic acid is 3.49480.
Q: What is the polar surface area (PSA) of naphthalene-2,6-disulfonic acid?
A: Polar surface area (PSA) of naphthalene-2,6-disulfonic acid is 125.50000.
Q: What is the InChIKey of naphthalene-2,6-disulfonic acid?
A: InChIKey of naphthalene-2,6-disulfonic acid is FITZJYAVATZPMJ-UHFFFAOYSA-N.
Q: What is the molecular weight of naphthalene-2,6-disulfonic acid?
A: Molecular weight of naphthalene-2,6-disulfonic acid is 288.29700.
Q: What are the upstream materials of naphthalene-2,6-disulfonic acid?
A: Related upstream materials(CAS) of naphthalene-2,6-disulfonic acid: 92-41-1;91-20-3;120-18-3;81-04-9;1655-45-4;6362-04-5;7664-93-9;525-37-1;7732-18-5.
Q: What is the SMILES notation of naphthalene-2,6-disulfonic acid?
A: SMILES notation of naphthalene-2,6-disulfonic acid is O=S(=O)(O)c1ccc2cc(S(=O)(=O)O)ccc2c1.
Q: What is the English name of naphthalene-2,6-disulfonic acid?
A: The English name of naphthalene-2,6-disulfonic acid is naphthalene-2,6-disulfonic acid.

 Naphthalene-2,6-disulfonic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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