(±)-Indoline-2-carboxylic acid - ≥97% , CAS No.78348-24-0

CAS: 78348-24-0 Cat. No.: I103166 Molecular Weight: 163.17 EC Number: 278-899-6
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(+)-indoline-2-carboxylic acid | (+/-)-Indoline-2-carboxylic acid | CHEBI:167001 | SY003766 | FT-0641734 | BCP26556 | Z343211224 | (2RS)-2-carboxyindoline | Indoline-2-carboxylic acid | FS-4787 | SY004089 | 2,3-Dihydroindole-2-carboxylic acid | 3-amino is
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
I103166-1g
8

$10.90

$16.90
Save $6.00 (35.50%)
5g
I103166-5g
10

$12.90

$19.90
Save $7.00 (35.18%)
25g
I103166-25g
2

$33.90

$50.90
Save $17.00 (33.40%)
100g
I103166-100g
2

$112.90

$169.90
Save $57.00 (33.55%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal 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
(+)-indoline-2-carboxylic acid | (+/-)-Indoline-2-carboxylic acid | CHEBI:167001 | SY003766 | FT-0641734 | BCP26556 | Z343211224 | (2RS)-2-carboxyindoline | Indoline-2-carboxylic acid | FS-4787 | SY004089 | 2, 3-Dihydroindole-2-carboxylic acid | 3-amino is
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid504755836
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504755836
Canonical SmilesC1C(NC2=CC=CC=C21)C(=O)O
IUPAC Name2,3-dihydro-1H-indole-2-carboxylic acid
InChIKeyQNRXNRGSOJZINA-UHFFFAOYSA-N
INCHI1S/C9H9NO2/c11-9(12)8-5-6-3-1-2-4-7(6)10-8/h1-4,8,10H,5H2,(H,11,12)
Isomeric SMILES C1C(NC2=CC=CC=C21)C(=O)O
WGK Germany 3
Molecular Weight 163.17
Reaxy-Rn 3606075
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3606075&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.

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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
SuperclassOrganoheterocyclic compounds
ClassIndoles and derivatives
SubclassIndolecarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentIndolecarboxylic acids
Alternative Parents Alpha amino acids  Indolines  Secondary alkylarylamines  Aralkylamines  Benzenoids  Amino acids  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Indolecarboxylic acid - Alpha-amino acid - Alpha-amino acid or derivatives - Dihydroindole - Aralkylamine - Secondary aliphatic/aromatic amine - Benzenoid - Amino acid or derivatives - Amino acid - Carboxylic acid derivative - Carboxylic acid - Azacycle - Secondary amine - Monocarboxylic acid or derivatives - Organic nitrogen compound - Organonitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Carbonyl group - Organopnictogen compound - Amine - Organic oxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as indolecarboxylic acids. These are compounds containing a carboxylic acid group linked to an indole.
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.

7 results found

Lot NumberCertificate TypeDateItem
B2217068Certificate of AnalysisDec 10, 2025 I103166
J2012080Certificate of AnalysisAug 20, 2024 I103166
J2012081Certificate of AnalysisAug 20, 2024 I103166
J2012082Certificate of AnalysisAug 20, 2024 I103166
J2530575Certificate of AnalysisJul 15, 2024 I103166
J2530576Certificate of AnalysisJul 15, 2024 I103166
L2219056Certificate of AnalysisDec 29, 2022 I103166
Chemical and Physical Properties
SolubilityInsoluble in water.
Melt Point(°C)168°C
Molecular Weight163.170 g/mol
XLogP31.600
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass163.063 Da
Monoisotopic Mass163.063 Da
Topological Polar Surface Area49.300 Ų
Heavy Atom Count12
Formal Charge0
Complexity193.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Solution Calculators
Reviews

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