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  7. 1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt, 90+%

1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt, 90+%

Catalog No. p-7026975
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AAB2337514 25 g
AAB2337522 100 g
AAB2337536 500 g
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Catalog No. AAB2337514 Supplier Thermo Scientific Chemicals Supplier No. B2337514
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Description

CAS: 525-05-3 | C10H5NNa2O8S2 | 377.25 g/mol

1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt is the most sensitive determination of trace cobalt reagents used for determination of cobalt and potassium-sensitive reagents.

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.

Applications
1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt is the most sensitive determination of trace cobalt reagents used for determination of cobalt and potassium-sensitive reagents.

Solubility
Slightly soluble in methanol and ethanol.

Notes
Store in a cool, dry conditions, in well sealed conditions. Store away from oxidizing agents.

Chemical Identifiers

CAS 525-05-3
Molecular Formula C10H5NNa2O8S2
Molecular Weight (g/mol) 377.25
MDL Number MFCD00149246
InChI Key DMKMTGULLYISBH-UHFFFAOYSA-L
Synonym nitroso-r salt, nitroso r, sodium 3-hydroxy-4-nitrosonaphthalene-2,7-disulfonate, disodium 1-nitroso-2-naphthol-3,6-disulfonate, nitroso r salt, 1-nitroso-3,6-disulfonate, 2,7-naphthalenedisulfonic acid, 3-hydroxy-4-nitroso-, disodium salt, 3-hydroxy-4-nitroso-2,7-naphthalenedisulfonic acid disodium salt, 1-nitroso-2-naphthol-3,6-disulfonic acid disodium salt, disodium 3-hydroxy-4-nitrosonaphthalene-2,7-disulphonate
PubChem CID 10672
SMILES [Na+].[Na+].OC1=C(N=O)C2=CC=C(C=C2C=C1S([O-])(=O)=O)S([O-])(=O)=O

Specifications

Melting Point >300°C
Quantity 25 g
Beilstein 3643930
Merck Index 14,6644
Solubility Information Slightly soluble in methanol and ethanol.
IUPAC Name disodium 3-hydroxy-4-nitrosonaphthalene-2,7-disulfonate
Formula Weight 377.26
Percent Purity ≥90%
Chemical Name or Material 1-Nitroso-2-naphthol-3,6-disulfonic acid disodium salt

Safety and Handling

Hazard Category H302+H312+H332-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-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P312-P330-P332+P313-P362-P501c
EINECSNumber 208-369-1
RTECSNumber QJ6480000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only