4-Carboxy-2,2,6,6-tetramethylpiperidine 1-Oxyl Free Radical - ≥97% , CAS No.37149-18-1

CAS: 37149-18-1 Cat. No.: C153678 Molecular Weight: 200.26 EC Number: 630-940-2
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
4-carboxy-2,2,6,6-tetramethylpiperidine-1-oxyl | 4-CARBOXY-2,2,6,6-TETRAMETHYLPIPERIDINE1-OXYL | Tca meglumine | DTXSID40190631 | Tempo carboxylate | 1-Oxyl-4-carboxyl-2,2,6,6-tetramethylpiperidine | FT-0660718 | 4-Carboxy-2,2,6,6-tetramethylpiperidinylox
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
C153678-100mg
3
$65.90
250mg
C153678-250mg
2
$147.90
1g
C153678-1g
2
$359.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged 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.

Overview

4-Carboxy-TEMPO is a 4-substituted 2,2,6,6-tetramethylpiperidyl-1-oxy (TEMPO) derivative. 4-carboxy-TEMPO immobilized with 3-aminopropylsilane on the mesoporous silica surface comprises heterogeneous catalytic system employed for various oxidation reactions.
4-Carboxy-TEMPO may be employed as catalyst for the oxidation of regenerated cellulose (viscose rayon) to cellouronic acid.

Specifications

Synonyms
4-carboxy-2, 2, 6, 6-tetramethylpiperidine-1-oxyl | 4-CARBOXY-2, 2, 6, 6-TETRAMETHYLPIPERIDINE1-OXYL | Tca meglumine | DTXSID40190631 | Tempo carboxylate | 1-Oxyl-4-carboxyl-2, 2, 6, 6-tetramethylpiperidine | FT-0660718 | 4-Carboxy-2, 2, 6, 6-tetramethylpiperidinylox
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid488194238
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488194238
Canonical SmilesCC1(CC(CC(N1[O])(C)C)C(=O)O)C
InChIKeyCYQGCJQJIOARKD-UHFFFAOYSA-N
INCHI1S/C10H18NO3/c1-9(2)5-7(8(12)13)6-10(3,4)11(9)14/h7H,5-6H2,1-4H3,(H,12,13)
Isomeric SMILES CC1(CC(CC(N1[O])(C)C)C(=O)O)C
WGK Germany 3
Molecular Weight 200.26
Reaxy-Rn 12666306
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=12666306&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassPiperidines
SubclassPiperidinecarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentPiperidinecarboxylic acids
Alternative Parents Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Piperidinecarboxylic acid - Azacycle - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Carbonyl group - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as piperidinecarboxylic acids. These are compounds containing a piperidine ring which bears a carboxylic acid group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Escherichia coli (133304 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.

10 results found

Lot NumberCertificate TypeDateItem
E2611582Certificate of AnalysisMar 25, 2026 C153678
E2611583Certificate of AnalysisMar 25, 2026 C153678
D2108132Certificate of AnalysisJan 10, 2025 C153678
D2108134Certificate of AnalysisJan 10, 2025 C153678
B2317471Certificate of AnalysisDec 21, 2022 C153678
B2317521Certificate of AnalysisDec 21, 2022 C153678
B2317524Certificate of AnalysisDec 21, 2022 C153678
B2317526Certificate of AnalysisDec 21, 2022 C153678
B2317528Certificate of AnalysisDec 21, 2022 C153678
G2515055Certificate of AnalysisDec 21, 2022 C153678
Chemical and Physical Properties
Sensitivitylight sensitive;air sensitive
Melt Point(°C)185-189°C
Molecular Weight200.250 g/mol
XLogP3-1.300
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass200.129 Da
Monoisotopic Mass200.129 Da
Topological Polar Surface Area41.500 Ų
Heavy Atom Count14
Formal Charge0
Complexity230.000
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
Documents & Articles
Solution Calculators
Reviews

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