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

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

Catalog No. AC378102500
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1 kg
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AC378102500 250 g
AC378100010 1 kg
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Catalog No. AC378102500 Supplier Thermo Scientific Chemicals Supplier No. 378102500
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Description

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

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 5808-22-0
Molecular Formula C10H10Na2O10S2
Molecular Weight (g/mol) 400.28
MDL Number MFCD00150612
InChI Key QUEAKWJKJBFNEG-UHFFFAOYSA-L
Synonym 1,8-Dihydroxynaphthalene-3,6-disulfonic acid, disodium salt dihydrate; Chromotropic acid, disodium salt dihydrate
IUPAC Name 2,7-disodium 4,5-dihydroxynaphthalene-2,7-disulfonate dihydrate
SMILES O.O.OC1=CC(=CC2=CC(=CC(O)=C12)S(=O)(=O)O[Na])S(=O)(=O)O[Na]

Specifications

Alpha Vector DIHYDROXYNAPHTHALENEDISULFONICACID 021
Melting Point >300°C
Color Brown to White
Infrared Spectrum Conforms
Assay Percent Range ≥88 % (Titration acid)
Packaging glass bottle
Quantity 250 g
Solubility Information soluble aq. soln.
Formula Weight 400.28
Physical Form Crystals or Powder
Chemical Name or Material 4,5-Dihydroxynaphthalene-2,7-disulfonic acid, disodium salt dihydrate
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Safety and Handling

Hazard Category GHS07: Harmful
ShelfLife 5 years
storageNote1 normal conditions
SDS

RUO – Research Use Only

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