2-Sulfobenzoic Acid Monoammonium Salt - ≥98% , CAS No.6939-89-5

CAS: 6939-89-5 Cat. No.: S161226 Molecular Weight: 219.21 EC Number: 230-077-8 PubChem CID: 15629167
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
azane;2-sulfobenzoic acid | AS-65823 | ammonia; 2-sulfobenzoic acid | NSC38710 | NSC-38710 | 2-sulfobenzoic acid ammonium salt | 2-sulfobenzoic acid, ammonia salt | Ammonium o-carboxybenzenesulfonate | A836475 | Benzoic acid,2-sulfo-,ammonium salt(1:1) |
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
S161226-5g
1
$14.90
25g
S161226-25g
1
$43.90
100g
S161226-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$142.90
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Why this grade

≥98% 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
azane;2-sulfobenzoic acid | AS-65823 | ammonia; 2-sulfobenzoic acid | NSC38710 | NSC-38710 | 2-sulfobenzoic acid ammonium salt | 2-sulfobenzoic acid, ammonia salt | Ammonium o-carboxybenzenesulfonate | A836475 | Benzoic acid, 2-sulfo-, ammonium salt(1:1) |
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Canonical SmilesC1=CC=C(C(=C1)C(=O)O)S(=O)(=O)O.N
IUPAC Nameazane;2-sulfobenzoic acid
InChIKeyPJGXSCHDOCZUNR-UHFFFAOYSA-N
INCHI1S/C7H6O5S.H3N/c8-7(9)5-3-1-2-4-6(5)13(10,11)12;/h1-4H,(H,8,9)(H,10,11,12);1H3
Isomeric SMILES C1=CC=C(C(=C1)C(=O)O)S(=O)(=O)O.N
PubChem CID 15629167
Molecular Weight 219.21
Reaxy-Rn 4925791

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.

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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 Sulfobenzoic acids
Direct Parent2-sulfobenzoic acids
Alternative Parents Benzoic acids  Benzenesulfonyl compounds  1-sulfo,2-unsubstituted aromatic compounds  Benzoyl derivatives  Sulfonyls  Organosulfonic acids  Monocarboxylic acids and derivatives  Carboxylic acids  Organooxygen compounds  Organic salts  Organic oxides  Organic nitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents 2-sulfobenzoic acid - Arylsulfonic acid or derivatives - Benzoic acid or derivatives - Benzenesulfonyl group - Benzoic acid - 1-sulfo,2-unsubstituted aromatic compound - Benzoyl - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organosulfur compound - Organooxygen compound - Organic salt - Hydrocarbon derivative - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 2-sulfobenzoic acids. These are sulfobenzoic acid carrying the sulfonyl group at the 2-position of the benzene group.
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.

4 results found

Lot NumberCertificate TypeDateItem
F2214244Certificate of AnalysisMar 18, 2026 S161226
F2511176Certificate of AnalysisJun 21, 2025 S161226
H2130332Certificate of AnalysisJun 09, 2025 S161226
H2130333Certificate of AnalysisJun 09, 2025 S161226
Chemical and Physical Properties
Molecular Weight219.220 g/mol
XLogP3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count6
Rotatable Bond Count2
Exact Mass219.02 Da
Monoisotopic Mass219.02 Da
Topological Polar Surface Area101.000 Ų
Heavy Atom Count14
Formal Charge0
Complexity288.000
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
Solution Calculators
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