ChemicalBook >> CAS DataBase List >>2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid

2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid

CAS No.
15871-57-5
Chemical Name:
2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid
Synonyms
TOAC;NSC 239127;4-AMino-4-carboxy-2,2,6,6-tetraMethylpiperidin-1-oxyl;2,2,6,6-Tetramethyl-1-oxy-4-carboxy-4-aminopiperidine;4-Amino-4-carboxy-2,2,6,6-tetramethyl-1-piperidinyloxy;4-amino-4-carboxy-2,2,6,6-tetramethylpiperidine-1-oxyl;4-amino-1-oxyl-2,2,6,6-tetramethylpiperidine-4-carboxylic acid;2,2,6,6-TETRAMETHYLPIPERIDINE-N-OXYL-4-AMINO-4-CARBOXYLIC ACID;2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid;2,2,6,6-tetramethylpiperidine-N-oxide-4-amino-4-carboxylic acid
CBNumber:
CB5393237
Molecular Formula:
C10H19N2O3*
Molecular Weight:
215.27
MDL Number:
MFCD00800575
MOL File:
15871-57-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:53:31

2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid Properties

Melting point 230 °C
Boiling point 355.55°C (rough estimate)
Density 1.1255 (rough estimate)
refractive index 1.4550 (estimate)
storage temp. 0-6°C
solubility DMSO (Slightly, Heated), Water
form Crystalline Powder
color White to off-white
FDA UNII XDN8H1XM17

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P264-P270-P301+P312-P330-P501
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-22
Safety Statements  37/39-26
HS Code  29333999

2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid price More Price(17)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 42097 TOAC ≥95% 15871-57-5 25mg $39 2026-04-30 Buy
Cayman Chemical 42097 TOAC ≥95% 15871-57-5 50mg $74 2026-04-30 Buy
Cayman Chemical 42097 TOAC ≥95% 15871-57-5 100mg $139 2026-04-30 Buy
TRC TRC-T304500-500MG 2,2,6,6-Tetramethylpiperidine-N-oxyl-4-amino-4-carboxylic Acid 15871-57-5 500mg $498 2026-06-03 Buy
ChemScene CS-0017879 2,2,6,6-Tetramethylpiperidine-N-oxyl-4-amino-4-carboxylic acid ≥97% 15871-57-5 50mg $70 2026-06-04 Buy
Product number Packaging Price Buy
42097 25mg $39 Buy
42097 50mg $74 Buy
42097 100mg $139 Buy
TRC-T304500-500MG 500mg $498 Buy
CS-0017879 50mg $70 Buy

2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid Chemical Properties,Uses,Production

Chemical Properties

Light Yellow Solid

Uses

A stable free radical spin label

Uses

EPR probe.

Uses

The first spin-labelled, cyclic, chiral amino acid resolved in an enantiomerically pure state

Definition

ChEBI: TOAC is a piperidinemonocarboxylic acid and a member of aminoxyls.

15871-56-4
15871-57-5
Synthesis of 2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid from rac-2,2,6,6-Tetramethylpiperidine-N-OXYL-4, 4-(5-spirohydantoin)

2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid Preparation Products And Raw materials

2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid Suppliers

Global( 54)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16305 64
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Maya High Purity Chemicals +86 (573) 82222445 (0)18006601000 452520369 sales@maya-r.com China 11693 57
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
Beijing innoChem Science & Technology Co.,Ltd. 400-810-7969 010-59572699 ningzi.li@inno-chem.com.cn China 6122 55
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 22497 55
Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-6206333 13167063860 anhua.mao@aladdin-e.com China 29985 65

View Lastest Price from 2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,2,6,6-TETRAMETHYLPIPERIDINE-1-OXYL-4-AMINO-4-CARBOXYLIC ACID pictures 2026-08-20 2,2,6,6-TETRAMETHYLPIPERIDINE-1-OXYL-4-AMINO-4-CARBOXYLIC ACID
15871-57-5
$1.10 1g 99.00% 100 Tons min Dideu Industries Group Limited
2,2,6,6-TETRAMETHYLPIPERIDINE-N-OXYL-4-AMINO-4-CARBOXYLIC ACID 4-amino-1-oxyl-2,2,6,6-tetramethylpiperidine-4-carboxylic acid 4-amino-4-carboxy-2,2,6,6-tetramethylpiperidine-1-oxyl 2,2,6,6-tetramethylpiperidine-N-oxide-4-amino-4-carboxylic acid 4-AMino-4-carboxy-2,2,6,6-tetraMethylpiperidin-1-oxyl 2,2,6,6-TetraMethylpiperidine-1-oxyl-4-aMino-4-carboxylic acid, 96% 250MG NSC 239127 2,2,6,6-TETRAMETHYLPIPERIDINE-1-OXYL-4-AMINO-4-CARBOXYLIC ACID 96% 2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid,96% 2,2,6,6-TETRAMETHYLPIPERIDINE-1-OXYL-4-AMINO-4-CARBOXYLIC ACID ISO 9001:2015 REACH 4-Amino-4-carboxy-2,2,6,6-tetramethyl-1-piperidinyloxy 2,2,6,6-Tetramethyl-1-oxy-4-carboxy-4-aminopiperidine TOAC 2,2,6,6-Tetramethylpiperidine-1-oxyl-4-amino-4-carboxylic acid 15871-57-5 C10H19N2O3 Heterocycles Chiral Reagents Spin Labeling Compounds