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4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, ACS, Thermo Scientific Chemicals

Supplier:  Thermo Scientific Chemicals 02241422

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Catalog No. AA2241422



Description

Description

4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, is used to improve the visualization of trichothecenes on developed TLC plates. It serves as an intermediate in the production of dyes, pigments, chelating reagents, sulfonic and sulfinic acids.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Specifications

4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate
>300°C
C10H6O8S2
100 g
14,2241
Soluble in water.
OC1=CC(=CC2=CC(=CC(O)=C12)S([O-])(=O)=O)S([O-])(=O)=O
318.27
400.29 (364.26 Anhydrous)
Powder
5808-22-0
White
MFCD00150612
3647189
chromotropic acid sodium salt, 4,5-dihydroxy-2,7-naphthalenedisulfonate, di sodium; 4,5-dihydroxy-7-sulfo-naphthalene-2-sulfonic acid, 4,5-dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, acs 5g
HLVXFWDLRHCZEI-UHFFFAOYSA-L
4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate
124202444
ACS

Chemical Identifiers

5808-22-0
318.27
HLVXFWDLRHCZEI-UHFFFAOYSA-L
124202444
OC1=CC(=CC2=CC(=CC(O)=C12)S([O-])(=O)=O)S([O-])(=O)=O
C10H6O8S2
MFCD00150612
chromotropic acid sodium salt, 4,5-dihydroxy-2,7-naphthalenedisulfonate, di sodium; 4,5-dihydroxy-7-sulfo-naphthalene-2-sulfonic acid, 4,5-dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, acs 5g
4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate
Safety and Handling

Safety and Handling

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c

H315-H319-H335

EINECSNumber : 204-972-9

TSCA : Yes

Recommended Storage : Ambient temperatures

SDS
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