Ninhydrin - AR , CAS No.485-47-2

CAS: 485-47-2 Cat. No.: N105629 Formula: C9H6O4 Molecular Weight: 178.14 Beilstein Registry Number: 1910963 EC Number: 207-618-1
AVAILABLE TO ORDER
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results.
Synonyms
1,2,3-Indantrione monohydrate | Ninhydrin hydrate
Storage
Store at 2-8°C
Shipped In
Wet ice
★
Size
USA
Germany (EU)*
Price
Qty
5g
N105629-5g
In stock ≥10
—
$9.90
10g
N105629-10g
3 In stock
—
$15.90
25g
N105629-25g
In stock ≥10
—
$19.90
100g
N105629-100g
3 In stock
—
$69.90
500g
N105629-500g
1 In stock
—
$329.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

AR AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C 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 66 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Used in the detection and assay of peptides, amino acids, amines, and amino sugars yielding highly fluorescent ternary compounds with aldehydes and primary amines. Reaction with sarcosine or proline gives azomethine ylides.

Application:

It can be used for the detection of peptides, amino acids, amino acids and amino sugars, and can produce strong fluorescent ternary compounds with aldehydes and primary amines. Reacts with sarcosine or proline to form methylimine Ylide. Ninhydrin (ninhydrin hydrate) can be used as a reagent for the determination of amino acids and peptides by photometry and colorimetry. It can also be used to prepare ninhydrin reagents by mixing ninhydrin with hydroninhydrin (reduced form of ninhydrin) in dimethyl sulfoxide. This reagent can be used for the manual ninhydrin method to quantify amino acids. It can be used to detect free amino groups in amino acids, peptides and proteins.

Specifications

Synonyms
1,2,3-Indantrione monohydrate | Ninhydrin hydrate
Specifications & Purity
AR
Biochemical and Physiological Mechanisms
Ninhydrin reacts with primary and secondary amines producing a blue or purple reaction product (diketohydrindylidene-diketohydrindamine). Ninhydrin is commonly used for the development of fingermarks on porous surfaces and is often used in comparison with
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
AR
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508814451
Canonical Smiles
C1=CC=C2C(=C1)C(=O)C(C2=O)(O)O
IUPAC Name
2,2-dihydroxyindene-1,3-dione
InChIKey
FEMOMIGRRWSMCU-UHFFFAOYSA-N
INCHI
1S/C9H6O4/c10-7-5-3-1-2-4-6(5)8(11)9(7,12)13/h1-4,12-13H
Isomeric SMILES
C1=CC=C2C(=C1)C(=O)C(C2=O)(O)O
WGK Germany
3
RTECS
NK5425000
Molecular Weight
178.14
Beilstein
1910963
Reaxy-Rn
1910963
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1910963&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
ClassIndanes
SubclassIndanones
Intermediate Tree Nodes Not available
Direct ParentIndanediones
Alternative Parents Aryl alkyl ketones  Carbonyl hydrates  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Indanedione - Aryl alkyl ketone - Aryl ketone - Ketone - Carbonyl hydrate - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as indanediones. These are compounds containing an indane ring bearing two ketone groups.
External Descriptors a small molecule
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
CA7 Tclin Carbonic anhydrase 7 (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NR3C1 Tclin Glucocorticoid receptor (14987 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TSHR Tclin Thyroid stimulating hormone receptor (29986 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA1 Tclin Carbonic anhydrase I (13240 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALOX15B Tchem Arachidonate 15-lipoxygenase, type II (7244 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALDH1A1 Tchem Aldehyde dehydrogenase 1A1 (77053 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALOX12 Tchem Arachidonate 12-lipoxygenase (3262 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CASP1 Tchem Caspase-1 (6235 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BACE1 Tchem Beta-secretase 1 (15641 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA9 Tclin Carbonic anhydrase IX (8255 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TP53 Tchem Cellular tumor antigen p53 (48468 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Lymphoblastoid cell (5959 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
IDO1 Tchem Indoleamine 2,3-dioxygenase (6650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APEX1 Tchem DNA-(apurinic or apyrimidinic site) lyase (38016 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EHMT1 Tchem Histone-lysine N-methyltransferase, H3 lysine-9 specific 5 (407 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EHMT2 Tchem Histone-lysine N-methyltransferase, H3 lysine-9 specific 3 (93046 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
L3MBTL1 Tchem Lethal(3)malignant brain tumor-like protein 1 (14536 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Ca7 Carbonic anhydrase VII (3 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA4 Carbonic anhydrase IV (1713 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mapk1 MAP kinase ERK2 (650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Plasmodium falciparum (966862 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
pfk 6-phospho-1-fructokinase (7870 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nfe2l2 Nuclear factor erythroid 2-related factor 2 (214 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rorc Nuclear receptor ROR-gamma (89407 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
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.

59 results found

Lot NumberCertificate TypeDateItem
I2616814Certificate of AnalysisSep 20, 2026 N105629
I2616860Certificate of AnalysisSep 20, 2026 N105629
I2616836Certificate of AnalysisSep 20, 2026 N105629
I2616825Certificate of AnalysisSep 20, 2026 N105629
D2623373Certificate of AnalysisApr 25, 2026 N105629
D2623374Certificate of AnalysisApr 25, 2026 N105629
D2623375Certificate of AnalysisApr 25, 2026 N105629
D2623386Certificate of AnalysisApr 25, 2026 N105629
C2625198Certificate of AnalysisOct 30, 2025 N105629
J2523616Certificate of AnalysisOct 30, 2025 N105629
J2523610Certificate of AnalysisOct 30, 2025 N105629
J2523609Certificate of AnalysisOct 30, 2025 N105629
J2523608Certificate of AnalysisOct 30, 2025 N105629
E2506425Certificate of AnalysisMay 12, 2025 N105629
E2506402Certificate of AnalysisMay 12, 2025 N105629
E2506396Certificate of AnalysisMay 12, 2025 N105629
E2506393Certificate of AnalysisMay 12, 2025 N105629
L2410649Certificate of AnalysisDec 16, 2024 N105629
L2410633Certificate of AnalysisDec 16, 2024 N105629
L2410645Certificate of AnalysisDec 16, 2024 N105629
L2410646Certificate of AnalysisDec 16, 2024 N105629
L2410647Certificate of AnalysisDec 16, 2024 N105629
L2410648Certificate of AnalysisDec 16, 2024 N105629
J2416604Certificate of AnalysisOct 23, 2024 N105629
J2416605Certificate of AnalysisOct 23, 2024 N105629
J2416611Certificate of AnalysisOct 23, 2024 N105629
F2417302Certificate of AnalysisJun 21, 2024 N105629
F2417301Certificate of AnalysisJun 21, 2024 N105629
F2417300Certificate of AnalysisJun 21, 2024 N105629
F2417286Certificate of AnalysisJun 21, 2024 N105629
E2410252Certificate of AnalysisMay 13, 2024 N105629
E2410253Certificate of AnalysisMay 13, 2024 N105629
E2410254Certificate of AnalysisMay 13, 2024 N105629
E2410316Certificate of AnalysisMay 13, 2024 N105629
E2410317Certificate of AnalysisMay 13, 2024 N105629
E2410318Certificate of AnalysisMay 13, 2024 N105629
E2410251Certificate of AnalysisMay 13, 2024 N105629
E2410319Certificate of AnalysisMay 13, 2024 N105629
E2410320Certificate of AnalysisMay 13, 2024 N105629
L2318059Certificate of AnalysisDec 26, 2023 N105629
K2323061Certificate of AnalysisJul 19, 2023 N105629
G2304994Certificate of AnalysisJul 19, 2023 N105629
G2304999Certificate of AnalysisJul 19, 2023 N105629
G2304991Certificate of AnalysisJul 19, 2023 N105629
G23041004Certificate of AnalysisJul 19, 2023 N105629
G23041003Certificate of AnalysisJul 19, 2023 N105629
G23041002Certificate of AnalysisJul 19, 2023 N105629
F2320045Certificate of AnalysisJul 05, 2023 N105629
E2305525Certificate of AnalysisMay 15, 2023 N105629
E2305517Certificate of AnalysisMay 15, 2023 N105629
B2318201Certificate of AnalysisFeb 23, 2023 N105629
B2318163Certificate of AnalysisFeb 23, 2023 N105629
B2318157Certificate of AnalysisFeb 23, 2023 N105629
B2318156Certificate of AnalysisFeb 23, 2023 N105629
B2318155Certificate of AnalysisFeb 23, 2023 N105629
J22111313Certificate of AnalysisOct 13, 2022 N105629
J22111303Certificate of AnalysisOct 13, 2022 N105629
J22111285Certificate of AnalysisOct 13, 2022 N105629
J22111282Certificate of AnalysisOct 13, 2022 N105629
Chemical and Physical Properties
SolubilitySoluble in water
SensitivityLight Sensitive
Melt Point(°C)250°C
Molecular Weight178.140 g/mol
XLogP30.100
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass178.027 Da
Monoisotopic Mass178.027 Da
Topological Polar Surface Area74.600 Ų
Heavy Atom Count13
Formal Charge0
Complexity243.000
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
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Citations of This Product
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Reviews

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