3-Aminophthalic acid - ≥95% , CAS No.5434-20-8

CAS: 5434-20-8 Cat. No.: A303944 Molecular Weight: 181.15 EC Number: 226-595-9
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
aminophthalic acid | Phthalic acid, 3-amino- | 3-Aminophthalic acid, technical grade, 90% | A7900 | p-Hydrazinobenzoic acid.HCl | POMNLIDOMIDE METABOLITE M2 | 1,2-Benzenedicarboxylic acid,3-amino- | 3-Aminophthalicacid | EINECS 226-595-9 | 1,2-Benzenedica
Storage
Store at 2-8°C,Argon charged,Desiccated
Shipped In
Wet ice
Size
Status
Price
Qty
250mg
A303944-250mg
3
$15.90
1g
A303944-1g
3
$41.90
5g
A303944-5g
3
$175.90
25g
A303944-25g
3
$626.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged,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.

Specifications

Synonyms
aminophthalic acid | Phthalic acid, 3-amino- | 3-Aminophthalic acid, technical grade, 90% | A7900 | p-Hydrazinobenzoic acid.HCl | POMNLIDOMIDE METABOLITE M2 | 1, 2-Benzenedicarboxylic acid, 3-amino- | 3-Aminophthalicacid | EINECS 226-595-9 | 1, 2-Benzenedica
Specifications & Purity
≥95%
Storage
Store at 2-8°C, Argon charged, Desiccated
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid504755380
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504755380
Canonical SmilesC1=CC(=C(C(=C1)N)C(=O)O)C(=O)O
IUPAC Name3-aminophthalic acid
InChIKeyWGLQHUKCXBXUDV-UHFFFAOYSA-N
INCHI1S/C8H7NO4/c9-5-3-1-2-4(7(10)11)6(5)8(12)13/h1-3H,9H2,(H,10,11)(H,12,13)
Isomeric SMILES C1=CC(=C(C(=C1)N)C(=O)O)C(=O)O
Alternate CAS 6946-22-1
Molecular Weight 181.15
Reaxy-Rn 1641038
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1641038&ln=

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
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Aminobenzoic acids and derivatives
Direct ParentAminobenzoic acids
Alternative Parents Benzoic acids  Benzoyl derivatives  Aniline and substituted anilines  Dicarboxylic acids and derivatives  Vinylogous amides  Amino acids  Carboxylic acids  Primary amines  Organopnictogen compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Aminobenzoic acid - Benzoic acid - Benzoyl - Aniline or substituted anilines - Dicarboxylic acid or derivatives - Vinylogous amide - Amino acid or derivatives - Amino acid - Carboxylic acid - Carboxylic acid derivative - Primary amine - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Amine - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aminobenzoic acids. These are benzoic acids containing an amine group attached to the benzene moiety.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
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
J2218415Certificate of AnalysisAug 07, 2025 A303944
J2218416Certificate of AnalysisAug 07, 2025 A303944
J2218445Certificate of AnalysisAug 07, 2025 A303944
J2218455Certificate of AnalysisAug 07, 2025 A303944
Chemical and Physical Properties
SolubilitySoluble in Methanol
SensitivityAir & heat Sensitive
Melt Point(°C)180-185°C (lit.)
Molecular Weight181.150 g/mol
XLogP30.800
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass181.038 Da
Monoisotopic Mass181.038 Da
Topological Polar Surface Area101.000 Ų
Heavy Atom Count13
Formal Charge0
Complexity228.000
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
Reviews

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