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

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

Catalog Number AA2241414
Click to view available options
Quantity:
5 g
25 g
100 g
5808-22-0
C10H6O8S2
318.27
MFCD00150612
HLVXFWDLRHCZEI-UHFFFAOYSA-L
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
124202444
4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate
OC1=CC(=CC2=CC(=CC(O)=C12)S([O-])(=O)=O)S([O-])(=O)=O
5808-22-0
C10H6O8S2
318.27
MFCD00150612
HLVXFWDLRHCZEI-UHFFFAOYSA-L
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
124202444
4,5-dihydroxynaphthalene-2,7-disulfonic acid;sodium;dihydrate
OC1=CC(=CC2=CC(=CC(O)=C12)S([O-])(=O)=O)S([O-])(=O)=O

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.

TRUSTED_SUSTAINABILITY
Melting Point >300°C
Color White
Quantity 25 g
Beilstein 3647189
Merck Index 14,2241
Solubility Information Soluble in water.
Formula Weight 400.29 (364.26 Anhydrous)
Grade ACS
Physical Form Powder
Chemical Name or Material 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate

Safety and Handling

Hazard Category H315-H319-H335
Hazard Statement GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Precautionary Statement P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber 204-972-9
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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