β-Naphthol violet - ≥98% , CAS No.7143-21-7

CAS: 7143-21-7 Cat. No.: N352613 Summenformel: C16H9N3Na2O9S2 Molekulargewicht: 497.37 EG-Nummer: 230-443-7 PubChem CID: 3084003
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GRADE & PURITY ≥98%
Synonyms
AKOS030228575 | NSC 45540 | 1-(4-Nitrophenylazo)-2-naphthol-3,6-disulfonic Acid Disodium Salt | AKOS024319278 | FT-0622926 | N0037 | beta-NAPHTHOL VIOLET | Disodium 3-hydroxy-4-((4-nitrophenyl)azo)naphthalene-2,7-disulphonate | Disodium 3-hydroxy-4-(4-nit
Storage
Store at 2-8°C,Desiccated
Shipped In
Wet ice
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Size
Deutschland (EU)
USA*
Price
Qty
1g
N352613-1g
Auf Bestellung · 8–12 Wochen
19,87€
25g
N352613-25g
Auf Bestellung · 8–12 Wochen
261,97€
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Desiccated Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

Beta-Naphthol violet exhibits antiseptic properties and is used in the synthesis of certain azo dyes and antioxidants for rubber. Beta-Naphthol violet can also be used in the detection of the ferric ion which turns the Beta-Naphthol violet solution green.

Specifications

Synonyme
AKOS030228575 | NSC 45540 | 1-(4-Nitrophenylazo)-2-naphthol-3,6-disulfonic Acid Disodium Salt | AKOS024319278 | FT-0622926 | N0037 | beta-NAPHTHOL VIOLET | Disodium 3-hydroxy-4-((4-nitrophenyl)azo)naphthalene-2,7-disulphonate | Disodium 3-hydroxy-4-(4-nit
Spezifikationen & Reinheit
≥98%
Storage
Store at 2-8°C,Desiccated
Verschickt in
Wet ice
Dieses Produkt erfordert Kühlkettenversand. Grundversand und andere Economy-Optionen sind nicht verfügbar.
Reinheit
≥98%
Namen und Kennungen
Kanonisches LächelnC1=CC(=CC=C1N=NC2=C3C=CC(=CC3=CC(=C2O)S(=O)(=O)[O-])S(=O)(=O)[O-])[N+](=O)[O-].[Na+].[Na+]
IUPAC Namedisodium;3-hydroxy-4-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate
InChIKeyYTTDMCWAOBZSJR-UHFFFAOYSA-L
INCHI1S/C16H11N3O9S2.2Na/c20-16-14(30(26,27)28)8-9-7-12(29(23,24)25)5-6-13(9)15(16)18-17-10-1-3-11(4-2-10)19(21)22;;/h1-8,20H,(H,23,24,25)(H,26,27,28);;/q;2*+1/p-2
Isomere SMILES C1=CC(=CC=C1N=NC2=C3C=CC(=CC3=CC(=C2O)S(=O)(=O)[O-])S(=O)(=O)[O-])[N+](=O)[O-].[Na+].[Na+]
PubChem CID 3084003
Molekulargewicht 497.37

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
KlasseNaphthalenes
SubclassNaphthalene sulfonic acids and derivatives
Intermediate Tree Nodes Naphthalene sulfonates
Direct Parent2-naphthalene sulfonates
Alternative Parents 2-naphthalene sulfonic acids and derivatives  Naphthols and derivatives  Nitrobenzenes  1-sulfo,2-unsubstituted aromatic compounds  Nitroaromatic compounds  Sulfonyls  Organosulfonic acids  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Organic oxoazanium compounds  Organopnictogen compounds  Organooxygen compounds  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents 2-naphthalene sulfonate - 2-naphthalene sulfonic acid or derivatives - 2-naphthol - 1-sulfo,2-unsubstituted aromatic compound - Nitrobenzene - Arylsulfonic acid or derivatives - Nitroaromatic compound - Monocyclic benzene moiety - Sulfonyl - Organosulfonic acid - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Organic nitro compound - C-nitro compound - Azo compound - Organic alkali metal salt - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Allyl-type 1,3-dipolar organic compound - Organic oxoazanium - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organic sodium salt - Organic salt - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Aromatic homopolycyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as 2-naphthalene sulfonates. These are organic aromatic compounds that contain a naphthalene moiety that carries a sulfonic acid group at the 2-position. Naphthalene is a bicyclic compound that is made up of two fused benzene ring.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemische und physikalische Eigenschaften
LöslichkeitSoluble in water.
Brechungsindexn20D1.75
Siedepunkt (°C)285° C
Schmelzpunkt (°C)122° C
Molekulargewicht497.400 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count11
Rotatable Bond Count2
Exact Mass496.958 Da
Monoisotopic Mass496.958 Da
Topological Polar Surface Area222.000 Ų
Heavy Atom Count32
Formal Charge0
Complexity840.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
Lösungsrechner
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