Diphenylaminesulfonic acid sodium salt indicator - 0.2% , CAS No.6152-67-6

CAS: 6152-67-6 Cat. No.: D299249 Molecular Weight: 271.27 EC Number: 228-165-6
AVAILABLE TO ORDER
GRADE & PURITY 0.2%
Synonyms
N-Phenylsulfanilic Acid Sodium Salt | Sodium diphenylamine-4-sulfonate | NSC-148340 | Sodium N-phenylsulphanilate | FT-0625254 | AKOS015902537 | N-Phenylsulfanilic acid, sodium salt | UNII-3E2UX1382O | W-105141 | sodium diphenylamine sulfonate | Sodium di
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100ml
D299249-100ml
6

$17.90

$21.90
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Why this grade

0.2% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
N-Phenylsulfanilic Acid Sodium Salt | Sodium diphenylamine-4-sulfonate | NSC-148340 | Sodium N-phenylsulphanilate | FT-0625254 | AKOS015902537 | N-Phenylsulfanilic acid, sodium salt | UNII-3E2UX1382O | W-105141 | sodium diphenylamine sulfonate | Sodium di
Specifications & Purity
0.2%
Storage
Room temperature
Shipped In
Normal
Names and Identifiers
Canonical SmilesC1=CC=C(C=C1)NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
IUPAC Namesodium;4-anilinobenzenesulfonate
InChIKeyDGXTZMPQSMIFEC-UHFFFAOYSA-M
INCHI1S/C12H11NO3S.Na/c14-17(15,16)12-8-6-11(7-9-12)13-10-4-2-1-3-5-10;/h1-9,13H,(H,14,15,16);/q;+1/p-1
Isomeric SMILES C1=CC=C(C=C1)NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]
WGK Germany 3
Molecular Weight 271.27
Reaxy-Rn 10609743
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=10609743&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
ClassBenzene and substituted derivatives
SubclassBenzenesulfonic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzenesulfonic acids and derivatives
Alternative Parents Benzenesulfonyl compounds  1-sulfo,2-unsubstituted aromatic compounds  Aniline and substituted anilines  Sulfonyls  Organosulfonic acids  Secondary amines  Organopnictogen compounds  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzenesulfonate - Arylsulfonic acid or derivatives - Benzenesulfonyl group - 1-sulfo,2-unsubstituted aromatic compound - Aniline or substituted anilines - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Secondary amine - Organic alkali metal salt - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Amine - Organosulfur compound - Organonitrogen compound - Organic nitrogen compound - Organic sodium salt - Organic salt - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzenesulfonic acids and derivatives. These are organic compounds containing a sulfonic acid or a derivative thereof that is linked to a 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:

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1 results found

Lot NumberCertificate TypeDateItem
G2529264Certificate of AnalysisJul 23, 2025 D299249
Chemical and Physical Properties
Molecular Weight271.270 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count3
Exact Mass271.028 Da
Monoisotopic Mass271.028 Da
Topological Polar Surface Area77.600 Ų
Heavy Atom Count18
Formal Charge0
Complexity328.000
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 Count2
Documents & Articles
Citations of This Product
References
1. Zhigang Liu, Shihua Yu, Shuping Xu, Bing Zhao, Weiqing Xu.  (2017)  Ultrasensitive Detection of Capsaicin in Oil for Fast Identification of Illegal Cooking Oil by SERRS.  ACS Omega,      [PMID:31457378] [10.1021/acsomega.7b01457]
2. Kewei Wang, Zhifang Jia, Xuekang Yang, Ling Wang, Yanlong Gu, Bien Tan.  (2017)  Acid and base coexisted heterogeneous catalysts supported on hypercrosslinked polymers for one-pot cascade reactions.  JOURNAL OF CATALYSIS,      [PMID:] [10.1016/j.jcat.2017.02.024]
Solution Calculators
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