Dimethyl sulfonazo lll , CAS No.14979-11-4

CAS: 14979-11-4 Cat. No.: D346523 Molecular Weight: 716.68 EC Number: 239-057-3
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Synonyms
2,7-Bis[(4-methyl-2-sulfophenyl)azo]-1,8-dihydroxynaphthalene-3,6-disulfonic Acid | 2,7-Bis(2-sulfo-p-tolylazo)-1,8-dihydroxy-3,6-naphthalenedisulfonic Acid | DTXSID601124215 | SCHEMBL8086685 | 4,5-Dihydroxy-3,6-bis((4-methyl-2-sulphophenyl)azo)naphthalen
Storage
Room temperature,Desiccated,Cool
Shipped In
Normal
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Size
Status
Price
Qty
50mg
D346523-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$19.90
250mg
D346523-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$39.90
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature,Desiccated,Cool Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

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

Specifications

Synonyms
2, 7-Bis[(4-methyl-2-sulfophenyl)azo]-1, 8-dihydroxynaphthalene-3, 6-disulfonic Acid | 2, 7-Bis(2-sulfo-p-tolylazo)-1, 8-dihydroxy-3, 6-naphthalenedisulfonic Acid | DTXSID601124215 | SCHEMBL8086685 | 4, 5-Dihydroxy-3, 6-bis((4-methyl-2-sulphophenyl)azo)naphthalen
Storage
Room temperature, Desiccated, Cool
Shipped In
Normal
Names and Identifiers
Canonical SmilesCC1=CC(=C(C=C1)N=NC2=C(C3=C(C(=C(C=C3C=C2S(=O)(=O)O)S(=O)(=O)O)N=NC4=C(C=C(C=C4)C)S(=O)(=O)O)O)O)S(=O)(=O)O
IUPAC Name4,5-dihydroxy-3,6-bis[(4-methyl-2-sulfophenyl)diazenyl]naphthalene-2,7-disulfonic acid
InChIKeyKVJXQZRHQQUTSM-UHFFFAOYSA-N
INCHI1S/C24H20N4O14S4/c1-11-3-5-14(16(7-11)43(31,32)33)25-27-21-18(45(37,38)39)9-13-10-19(46(40,41)42)22(24(30)20(13)23(21)29)28-26-15-6-4-12(2)8-17(15)44(34,35)36/h3-10,29-30H,1-2H3,(H,31,32,33)(H,34,35,36)(H,37,38,39)(H,40,41,42)
Isomeric SMILES CC1=CC(=C(C=C1)N=NC2=C(C3=C(C(=C(C=C3C=C2S(=O)(=O)O)S(=O)(=O)O)N=NC4=C(C=C(C=C4)C)S(=O)(=O)O)O)O)S(=O)(=O)O
Molecular Weight 716.68
Reaxy-Rn 7068179
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7068179&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ Certificate of Analysis (COA)

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

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassNaphthalenes
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  Benzenesulfonic acids and derivatives  Benzenesulfonyl compounds  1-sulfo,2-unsubstituted aromatic compounds  Toluenes  1-hydroxy-4-unsubstituted benzenoids  Sulfonyls  Organosulfonic acids  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Organopnictogen compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents 2-naphthalene sulfonate - 2-naphthalene sulfonic acid or derivatives - 1-naphthol - Benzenesulfonate - Benzenesulfonyl group - 1-sulfo,2-unsubstituted aromatic compound - Arylsulfonic acid or derivatives - 1-hydroxy-4-unsubstituted benzenoid - Toluene - Monocyclic benzene moiety - Sulfonyl - Organosulfonic acid - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Azo compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Aromatic homopolycyclic compound
DescriptionThis 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 Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

2 results found

Lot NumberCertificate TypeDateItem
A2615383Certificate of AnalysisJan 10, 2026 D346523
A2615384Certificate of AnalysisJan 10, 2026 D346523
Chemical and Physical Properties
SolubilitySoluble in water.
Molecular Weight716.700 g/mol
XLogP32.300
Hydrogen Bond Donor Count6
Hydrogen Bond Acceptor Count18
Rotatable Bond Count8
Exact Mass715.986 Da
Monoisotopic Mass715.986 Da
Topological Polar Surface Area341.000 Ų
Heavy Atom Count46
Formal Charge0
Complexity1480.000
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 Count1
Solution Calculators
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