1,2-Naphthoquinone-4-sulfonic acid sodium salt, 97%

Catalog No.	Quantity
AAA1050722	100 g
AAA1050714	25 g

Catalog No. AAA1050722 Supplier Thermo Scientific Chemicals Supplier No. A1050722

Description

CAS: 521-24-4 | C10H5NaO5S | 260.195 g/mol

Colorimetric determination of amino acids and amines1,2-Naphthoquinone-4-sulfonic acid sodium salt is used for the colorimetric determination of amino acids, amines and procaine hydrochloride in pharmaceutical preparations. It is also used in the characterization of phanerochaete chrysosporium. Further, it acts as an intermediate in the synthesis of carbohydrate based napthoquinones, which acts as anticancer agents.

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
Colorimetric determination of amino acids and amines1,2-Naphthoquinone-4-sulfonic acid sodium salt is used for the colorimetric determination of amino acids, amines and procaine hydrochloride in pharmaceutical preparations. It is also used in the characterization of phanerochaete chrysosporium. Further, it acts as an intermediate in the synthesis of carbohydrate based napthoquinones, which acts as anticancer agents.

Solubility
Soluble in water and acetone. Slightly soluble in alcohol and ethanol. Insoluble in chloroform.

Notes
Incompatible with strong oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 521-24-4
• Molecular Formula: C10H5NaO5S
• Molecular Weight (g/mol): 260.195
• MDL Number: MFCD00001700
• InChI Key: UBLXEEBHYISRFM-UHFFFAOYSA-M
• Synonym: 1,2-naphthoquinone-4-sulfonic acid sodium salt, sodium 1,2-naphthoquinone-4-sulfonate, sodium beta-naphthoquinone-4-sulfonate, sodium 3,4-dioxonaphthalene-1-sulfonate, sodium 3,4-dioxo-3,4-dihydronaphthalene-1-sulfonate, unii-t7185hp5sh, sodium 3,4-dioxonaphthalene-1-sulphonate, beta-naphthoquinone-4-sulfonate sodium salt, 1-naphthalenesulfonic acid, 3,4-dihydro-3,4-dioxo-, sodium salt, chembl61245
• PubChem CID: 516996
• IUPAC Name: sodium;3,4-dioxonaphthalene-1-sulfonate
• SMILES: C1=CC=C2C(=C1)C(=CC(=O)C2=O)S(=O)(=O)[O-].[Na+]

• Melting Point: ∼289°C (decomposition)
• Quantity: 100 g
• Beilstein: 4169788
• Merck Index: 14,8646
• Solubility Information: Soluble in water and acetone; Slightly soluble in alcohol and ethanol; Insoluble in chloroform.
• Formula Weight: 260.2
• Percent Purity: 97%
• Chemical Name or Material: 1,2-Naphthoquinone-4-sulfonic acid sodium salt

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	208-308-9
RTECSNumber	QK1490000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only