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Molecular Formula: C9H18NO2

Appearance	Orange red flakes
Ash	0.10% max
Assay	99.0% min .(GC)
Melting point	70.0~72.0℃
Water content	0.50% max
Solubility	Should be soluble in acid water,and other organic solvent
Ph value	8-11
Standard	Technical grade
Content	99%
Capacity	600MT/month
Loading port	Shanghai
Use	It is used as light stability agent and also the key intermediate for medicine, bleaching agent, polymerization inhibitor and epoxy resin cross linking agent.
Package	25kg/drum or according to the customers’demand,One 20 Fcl can load 9MT
Storage	Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down

Product Name: 4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy
Synonyms: 1-Oxyl-2,2,6,6-tetramethyl-4-piperidinol;
2,2,4,4-Tetramethyl-4-Piperidinol N-oxide;
2,2,6,6-Tetramethyl-1,4-piperidinediol;
2,2,6,6-Tetramethyl-4-hydroxypiperidin-1-oxyl;
2,2,6,6-Tetramethyl-4-hydroxypiperidinooxy radical;
2,2,6,6-Tetramethyl-4-oxypiperidine-1-oxyl

mp 69-71 °C(lit.)
storage temp. 2-8°C
Water Solubility soluble
BRN 1422990
Stability: Stable. Incompatible with strong oxidizing agents.

Chemical Properties solid
Usage A free radical scavenger

Molecular Formula: C9H18NO2 *
Molecular Weight: 172.24
Hazard Symbols: Xn
WGKGermany: 1

Molecular Formula: C9H18NO2 *
Molecular Weight: 172.24
Hazard Symbols: Xn,Xi
WGKGermany: 1
HS Code: 29333999

Appearance:	orange crystal flake
Purity:	99%min
Packing:	25kg/kraft bag, or 25kg/fiber drum
Storage Condition:	keep in cool and dry place

EC No: 218-760-9

Synonyms:
1-λ1-Oxidanyl-2,2,6,6-tetramethylpiperidin-4-ol

MF	C9H18NO
EINECS No.	220-778-7
Place of Origin	Shandong, China
Type	Syntheses Material Intermediates
Purity	99%
Brand Name	Unilong

Assay: 99.8% | Appearance: Orange-red flake | Capacity: 1000tons/year | Packaging: 25kg/fiber drum

Appearance	Orange-red solid
Assay	≥ 99%

Appearance	Orange crystal or Crystalline Powder
Purity, %	≥ 99.00
Water, %	≤ 0.1%
Melting point	69-71 °C(lit.)

Purity: 95%
Smile code: [O]N1C(C)(C)CC(O)CC1(C)C
MDL Number: MFCD00006478
MolFormula: C9H18NO2
MolWeight: 172.2447
Available in stock: 21730.256

Smile code:
[O]N1C(C)(C)CC(O)CC1(C)C
MDL Number:
MFCD00006478
Purity :
95%
Available in stock:
15810.004 g

Name	4-Hydroxy-TEMPO Free Radical
Category	Pharmaceutical intermediates
Basic Information
Synonyms	4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-oxyl,TEMPOL; HYDROXY-TEMPO; 2,2,6,6-Tetramethyl-4-hydroxy-1-piperidinyloxy radical;
Molecular Weight	172.24
Storage temp.	2-8°C
PH	8.2 (20g/l, H2O, 20℃ )
Boiling Point	302.58°C
BRN	1422990
COA Information
Apperance	Orange Crystal
Purity	min. 99.0%
Moisture	max. 0.5%
Ash	max. 0.1%
Safety Information
Hazard Codes	Xn,Xi
WGK Germany	1
RTECS	TN8991000
Risk Statements	22-36/37/38-36/38
HS Code	29333999
Description
In biochemical research, 4-Hydroxy-TEMPO Free Radical has been investigated as an agent for limiting reactive oxygen species. It catalyzes the disproportionation of superoxide, facilitates hydrogen peroxide metabolism, and inhibits Fenton chemistry.