4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-Oxyl Benzoate Free Radical - ≥97%(GC) , CAS No.3225-26-1

CAS: 3225-26-1 Cat. No.: H157124 Molecular Weight: 276.36 Beilstein Registry Number: 1431260 EC Number: 807-702-3
AVAILABLE TO ORDER
GRADE & PURITY ≥97%(GC)
Synonyms
4-benzoyloxy-2,2,6,6-tetramethylpiperidine-1-oxyl | 4-Hydroxy-TEMPO benzoate, free radical, 97% | 4-Hydroxy-TEMPO-benzoat | SR-01000209976 | 4-Benzoyloxy-2,2,6,6-tetramethylpiperidinyloxyl | 4-Benzoyloxy-2,2,6,6-tetramethylpiperidine 1-Oxyl | 4-Hydroxy-TE
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
H157124-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$22.90
5g
H157124-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$69.90
25g
H157124-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$189.90
100g
H157124-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$499.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97%(GC) 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.

Overview

4-Hydroxy-TEMPO benzoate is a 4-substituted 2,2,6,6-tetramethylpiperidyl-1-oxy (TEMPO) derivative.

Specifications

Synonyms
4-benzoyloxy-2, 2, 6, 6-tetramethylpiperidine-1-oxyl | 4-Hydroxy-TEMPO benzoate, free radical, 97% | 4-Hydroxy-TEMPO-benzoat | SR-01000209976 | 4-Benzoyloxy-2, 2, 6, 6-tetramethylpiperidinyloxyl | 4-Benzoyloxy-2, 2, 6, 6-tetramethylpiperidine 1-Oxyl | 4-Hydroxy-TE
Specifications & Purity
≥97%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥97%(GC)
Names and Identifiers
Canonical SmilesCC1(CC(CC(N1[O])(C)C)OC(=O)C2=CC=CC=C2)C
InChIKeyMJEDTBDGYVATPI-UHFFFAOYSA-N
INCHI1S/C16H22NO3/c1-15(2)10-13(11-16(3,4)17(15)19)20-14(18)12-8-6-5-7-9-12/h5-9,13H,10-11H2,1-4H3
Isomeric SMILES CC1(CC(CC(N1[O])(C)C)OC(=O)C2=CC=CC=C2)C
WGK Germany 3
Molecular Weight 276.36
Beilstein 1431260
Reaxy-Rn 13834921
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=13834921&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 Not available
Direct ParentBenzoic acid esters
Alternative Parents Benzoyl derivatives  Piperidines  Carboxylic acid esters  Monocarboxylic acids and derivatives  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Benzoate ester - Benzoyl - Piperidine - Carboxylic acid ester - Azacycle - Organoheterocyclic compound - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Hydrocarbon derivative - Organopnictogen compound - Organooxygen compound - Organonitrogen compound - Organic oxygen compound - Organic nitrogen compound - Organic oxide - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzoic acid esters. These are ester derivatives of benzoic acid.
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.

1 results found

Lot NumberCertificate TypeDateItem
E2431242Certificate of AnalysisJun 06, 2024 H157124
Chemical and Physical Properties
Melt Point(°C)99-101 °C
Molecular Weight276.350 g/mol
XLogP33.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count3
Exact Mass276.16 Da
Monoisotopic Mass276.16 Da
Topological Polar Surface Area30.500 Ų
Heavy Atom Count20
Formal Charge0
Complexity341.000
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

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.