Hot Products

Basic Information

Post buying leads

Suppliers

Cas Database

Name	2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid	EINECS	N/A
CAS No.	2154-68-9	Density	1.129g/cm³
PSA	60.77000	LogP	1.27720
Solubility	Soluble in water (partly miscible), methanol (50 mg/ml), acetone, dichloromethane and chloroform.	Melting Point	200°C (dec.)
Formula	C9H16 N O3	Boiling Point	307.2°Cat760mmHg
Molecular Weight	188.247	Flash Point	139.6°C
Transport Information	N/A	Appearance	N/A
Safety	Moderately toxic by intravenous route. When heated to decomposition it emits toxic vapors of NO_x.	Risk Codes	36/37/38
Molecular Structure		Hazard Symbols	N/A
Synonyms	2,2,5,5-Tetramethyl-3-carboxypyrrolidine-N-oxyl;2,2,5,5-Tetramethyl-3-carboxypyrrolidinooxy; 2,2,5,5-Tetramethylpiperidine-1-oxyl-3-carboxylicacid; 2,2,5,5-Tetramethylpyrrolidine-1-oxyl-3-carboxylic acid;3-Carboxy-1-oxyl-2,2,5,5-tetramethylpyrrolidine;3-Carboxy-2,2,5,5-tetramethyl-1-pyrrolidinyloxy;3-Carboxy-2,2,5,5-tetramethylpyrrolidin-1-oxy; 3-Carboxy-2,2,5,5-tetramethylpyrrolidine-1-oxyl;3-Carboxy-2,2,5,5-tetramethylpyrrolidinyloxy;3-Carboxy-2,2,5,5-tetramethylpyrrolidinyloxyl;DL-3-Carboxy-2,2,5,5-tetramethyl-1-pyrrolidinyloxyl; NSC 158842; PCA; PCA(radical); T 517	Article Data	7

2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid Chemical Properties

IUPAC Name: 1-Hydroxy-2,2,5,5-tetramethylpyrrolidine-3-carboxylic acid
Molecular Formula: C₉H₁₇NO₃EINECS: 218-448-2 Transport information: UY6705500
Molecular Weight: 186.26g/mol
Density: 1.129g/cm³
Melting Point: 200°C (dec.)
Boiling Point: 307.2°C at 760mmHg
Flash Point: 139.6°C
Storage temperature: 0-6°C
Chemical properties: yellow Solid
Freely Rotating Bonds: 2
Polar Surface Area: 38.77 Å²
Index of Refraction: 1.494
Molar Refractivity: 48.35 cm³
Molar Volume: 165.8 cm³
Polarizability: 19.16 ×10^-24 cm³
Surface Tension: 39.9 dyne/cm
Enthalpy of Vaporization: 60.24 kJ/mol
Vapour Pressure: 0.000167 mmHg at 25°C
The Cas Register Number of 2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid is 2154-68-9.The chemical synonyms of 2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid (CAS NO.2154-68-9) are 3-Carboxy-proxyl ; Oprea1_453832 ; CID92169 ; NSC158842 ; 2,2,5,5-Tetramethyl-3-carboxypyrrolidinooxy ; 3-Carboxy-2,2,5,5-tetramethylpyrrolidinyloxyl ; 2,2,5,5-Tetramethyl-3-carboxypyrrolidine-N-oxyl ; 1-Pyrrolidinyloxy, 3-carboxy-2,2,5,5-tetramethyl- ; 2,2,5,5-Tetramethyl-1-pyrrolidinyl-oxy-3-carboxylic acid ; (+)-Hydroxypyrrolidine-3-carboxylic acid, 2,2,5,5,-tetramethyl- .Product categories of 2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid (CAS NO.2154-68-9) are Heterocyclic Compounds ; Analytical Chemistry ; ESR Spectrometry ; Spin Labels ; Heterocycles ; Spin Labeling Compounds .The molecular structure of 2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid (CAS NO.2154-68-9) is .

2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid Uses

It has been used to determine distribution coefficients of neutral solubilizates in anionic micelles.

2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid Production

Reaction of 2,2,5,5-tetramethylpyrrolidin-1-oxyl-3-carboxylic acid (I) with 6-amino-2,2-dimethyl-1,3-dioxepan-5-ol (II) yields 2,2,5,5-tetramethylpyrrolidin-1-oxyl-3-carboxylic acid (5-hydroxy-2,2-dimethyl-1,3-dioxepan-6-yl)amide (III). Subsequent acidic hydrolysis gives 2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid (CAS NO.2154-68-9).

2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid Toxicity Data With Reference

ivn-rat LD50:2812 mg/kg

INVRAV Investigative Radiology. 19 (1984),549.

2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid Consensus Reports

Reported in EPA TSCA Inventory.

2,2,5,5-Tetramethyl-1-pyrrolidinyloxy-3-carboxylic acid Safety Profile

Moderately toxic by intravenous route. When heated to decomposition it emits toxic vapors of NO_x.
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 24/25
S24/25: Avoid contact with skin and eyes.

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 2154-68-9