Identification
4-Hydroxy-TEMPO benzoate, free radical
Molecular Formula:
C1 6 H2 2 NO3 *
SMILES:
CC1(C)CC(CC(C)(C)N1[O])OC(=O)C1=CC=CC=C1
Synonym:
4-benzoyloxy-tempo ; 4-benzoyloxy-2,2,6,6-tetramethylpiperidine 1-oxyl ; 4-benzyloxy-tempo,freeradical ; 4-hydroxy-tempo-benzoate,97% ; 4-benzoyloxy-tempo free radical ; 2,2,6,6-tetramethyl-4-piperidinyl benzoate ; 4-hydroxy-tempo benzoate ; 4-hydroxy-tempo benzoate, free radical ; 4-hydroxy-tempo benzoate free radical 97% ; 4-benzoyloxy-tempo free radical 97%
Description
Recycling catalyst in hypochlorite/bromite-nitroxide oxidizing system for conversion of alcohols to aldehydes, ketones, and carboxylic acids. It circumvents the need to use a catalytic or stoichiometric heavy metal oxidant.
Suppliers
Santa Cruz Biotechnology, Inc.
252160
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Dayang Chem (Hangzhou) Co.,Ltd.
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4-Hydroxy-2,2,6,6-tetramethylpiperidine 1-Oxyl Benzoate Free Radical [Catalyst for Oxidation]
TCI Chemicals (India) Pvt. Ltd.
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Prices & Availability
Data is processed
Properties
Safety & Transport
Alternative Distributors
Downloads
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Properties for 4-Hydroxy-TEMPO benzoate, free radical
Molecular Weight:
276.35 g·mol−1
Density:
~1.13 g/cm3 (Predicted)
Melting point:
99-101 °C(lit.)
Boiling point:
414.99° C (Predicted)
Solubility:
Soluble in methanol (25 mg/ml).
Physical Description:
orange crystalline powder
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Hazard Statements
GHS03
Harmful
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, categories 2, 3
Eye irritation, category 2A
Skin sensitization, category 1
Specific target organ toxicity following single exposure, category 3
Not used
with the "skull and crossbones" pictogram
for skin or eye irritation if:
the "corrosion" pictogram also appears
the "health hazard" pictogram is used to indicate respiratory sensitization
Safety & Transport Information
Risk Codes:
R36/37/38 - Irritating to eyes, respiratory system and skin
Safety Codes:
S22 - Do not breathe dustS24/25 - Avoid contact with skin and eyes
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Alternative Distributors of [4-Hydroxy-TEMPO benzoate, free radical]
Producers or manufacturers change the product range from time to time.
Currently there are no other manufacturers known.
Element: 
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