Dayangchem’s R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantiti
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inquiryHigh purity CAS 826-36-8 Triacetonamine in stock Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediates (Fluorene,Car
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inquiryProduct name :Triacetonamine CAS 826-36-8 Molecular formula C9H17NO Formula weight ;155.24 Appearance:White powder Storage: Room Temperature Package: 25kg/drum or 20kg/bag Application:Light stabilizer intermediates Transportation:By sea or
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Cas:826-36-8
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inquiryTriacetonamine CAS:826-36-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediate
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inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Triacetonamine CAS: 836-36-8 Specification Appearance: White or light yellow crystals Purity: ≥ 99% Ash: ≤ 0.1% Moisture: ≤ 0.5% Boiling point 277.733°C at 760 mmHg r
Tetramethyl piperidone function and use THE TETRAMETHYLPIPERIDONE IS A YELLOW POWDER. BOILING POINT: 205°C, MELTING POINT: 35-43 °C
Cas:826-36-8
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inquiryHubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,
Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
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inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developmen
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inquiryHigh quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality produc
Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
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inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Conditions | Yield |
---|---|
With ammonium hydroxide at -80 - 85℃; | 98% |
With ammonia; water | |
With ammonia | |
With ammonium hydroxide; sodium hydroxide 1.) 25 deg C, 3 days, 80 deg C, 60 min; 2.) 0-5 deg C; Yield given. Multistep reaction; | |
With ammonium hydroxide In water at 55 - 85℃; |
Conditions | Yield |
---|---|
With C44H66O8P4Pd2; methyl vinyl ketone In water; toluene at 105℃; for 16h; Inert atmosphere; chemoselective reaction; | 88% |
With 13,17-bis(2-methoxycarbonylethyl)-2,7,12,18-tetramethylporphinatocobalt(II); oxygen; isovaleraldehyde In acetonitrile at 60℃; for 1h; | 8 %Chromat. |
Conditions | Yield |
---|---|
With ammonia at 80℃; for 12h; Temperature; Autoclave; | 83.6% |
With ammonium chloride In water for 72h; | 33% |
With ammonia |
Conditions | Yield |
---|---|
With water In acetone Heating; UV irradiation; | 82% |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
cyclohexanone
A
2,2,6,6-Tetramethyl-4-piperidone
B
7-azadispiro[5.1.58.36]hexadecan-15-one
C
2,2-dimethyl-1-azaspiro[5.5]undecan-4-one
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; | A 16% B 30% C 52% |
With ammonium chloride at 60℃; for 10h; Product distribution; Mechanism; other ketones; | A 3% B 36% C 24% |
With ammonium chloride at 60℃; for 10h; | A 3% B 36% C 24% |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
octahydro-4,7-methano-inden-5-one
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; | A n/a B 45% |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
Norbornan-2-on
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; | A n/a B 42% |
4-oxo-2,2,6,6-tetramethylpiperidin-oxyl
A
2,2,6,6-Tetramethyl-4-piperidone
B
1-Ethanesulfonyl-2,2,6,6-tetramethyl-piperidin-4-one
Conditions | Yield |
---|---|
With ethanethiol In benzene Yields of byproduct given; | A 16% B n/a |
Conditions | Yield |
---|---|
With ethylenediamine In neat (no solvent) at 20℃; for 48h; Reagent/catalyst; | A 2% B n/a C n/a |
2,6-diamino-2,6-dimethyl-heptan-4-one
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With water |
3-methyl-butan-2-one
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
A
2,2,6,6-Tetramethyl-4-piperidone
B
2,2,6-trimethyl-6-isopropyl-4-oxopiperidine
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
2-Methylcyclopentanone
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
4,4-dimethyl-pentan-2-one
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
thujone
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
4-Phenyl-2-butanone
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
(1R,4R)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-one
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
2-Methylcyclohexanone
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
cyclopentanone
A
2,2,6,6-Tetramethyl-4-piperidone
B
6-Aza-7,7-dimethyl-spiro<4.5>decan-9-on
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
(4-nitrophenyl)ethanone
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
butanone
A
2,2,6,6-Tetramethyl-4-piperidone
B
2-ethyl-2,6,6-trimethylpiperidin-4-one
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
2,2,4,4,6-pentamethyl-2,3,4,5,tetrahydropyrimidine
3-Methylcyclohexanone
A
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With ammonium chloride at 60℃; for 10h; Title compound not separated from byproducts; |
4-oxo-2,2,6,6-tetramethylpiperidin-oxyl
A
Diethyl disulfide
B
2,2,6,6-Tetramethyl-4-piperidone
C
1-Ethanesulfonyl-2,2,6,6-tetramethyl-piperidin-4-one
Conditions | Yield |
---|---|
With ethanethiol In benzene | A 9.6 % Chromat. B 71.2 % Chromat. C 9.9 % Chromat. |
4-oxo-2,2,6,6-tetramethylpiperidin-oxyl
ethanethiol
A
Diethyl disulfide
B
2,2,6,6-Tetramethyl-4-piperidone
C
1-Ethanesulfonyl-2,2,6,6-tetramethyl-piperidin-4-one
Conditions | Yield |
---|---|
In benzene for 24h; Product distribution; other nitroxides; | A 9.6 % Chromat. B 71.2 % Chromat. C 9.9 % Chromat. |
hydrogenchloride
1-nitroso-2,2,6,6-tetramethyl-4-piperidone
2,2,6,6-Tetramethyl-4-piperidone
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With water |
3,5-dibromo-2,2,6,6-tetramethylpiperidin-4-one
acetic acid
2,2,6,6-Tetramethyl-4-piperidone
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; platinum(IV) oxide under 1.5 Torr; for 40h; | 100% |
With potassium hydroxide; hydrazine hydrate In diethylene glycol at 210℃; Wolff-Kishner-Huang reduction; | 83% |
With potassium hydroxide; hydrazine In water; diethylene glycol at 127 - 200℃; Wolff-Kishner reduction; | 82% |
2,2,6,6-Tetramethyl-4-piperidone
3,5-dibromo-2,2,6,6-tetramethylpiperidin-4-one
Conditions | Yield |
---|---|
With bromine | 100% |
With bromine; acetic acid at 20℃; | 90% |
With bromine In acetic acid at 20℃; for 24h; | 84% |
2,2,6,6-Tetramethyl-4-piperidone
methylamine hydrochloride
4-N-methylamino-2,2,6,6-tetramethylpiperidine
Conditions | Yield |
---|---|
With C8H14BO4(1-)*Na(1+); triethylamine In tetrahydrofuran; dichloromethane at 20℃; for 6h; | 100% |
2,2,6,6-Tetramethyl-4-piperidone
N,N-phenylbistrifluoromethane-sulfonimide
Conditions | Yield |
---|---|
Stage #1: 2,2,6,6-Tetramethyl-4-piperidone With sodium hexamethyldisilazane In tetrahydrofuran at -78℃; for 0.25h; Stage #2: N,N-phenylbistrifluoromethane-sulfonimide In tetrahydrofuran at -78 - 20℃; | 100% |
2,2,6,6-Tetramethyl-4-piperidone
4-oxo-2,2,6,6-tetramethylpiperidin-oxyl
Conditions | Yield |
---|---|
With oxone; tetrabutylammomium bromide; potassium hydroxide In dichloromethane; water; acetone at 0℃; for 3h; pH=7.5 - 8; aq. phosphate buffer; | 99% |
With 3,3-dimethyldioxirane In acetone at 0℃; | 98% |
With sodium tungstate; ethylenediaminetetraacetic acid; dihydrogen peroxide In water at -5 - 20℃; for 240h; | 96% |
2,2,6,6-Tetramethyl-4-piperidone
dimethyl amine
4-dimethylamino-2,2,6,6-tetramethyl piperidine
Conditions | Yield |
---|---|
With formic acid In 5,5-dimethyl-1,3-cyclohexadiene at 130 - 135℃; for 5h; Inert atmosphere; | 98.3% |
With formic acid In 5,5-dimethyl-1,3-cyclohexadiene at 130 - 135℃; for 6h; Solvent; Temperature; Inert atmosphere; | 97.5% |
With palladium 10% on activated carbon; hydrogen In methanol at -10 - 60℃; under 2250.23 Torr; |
2,2,6,6-Tetramethyl-4-piperidone
N-butylamine
4-n-butylamino-2,2,6,6-tetramethylpiperidine
Conditions | Yield |
---|---|
Pt on carbon In water | 98% |
With hydrogen at 100℃; under 6750.68 Torr; for 5h; Pressure; Temperature; Autoclave; | 97.4% |
Stage #1: 2,2,6,6-Tetramethyl-4-piperidone; N-butylamine With acetic acid at 25℃; for 12h; Stage #2: With methanol; sodium tetrahydroborate for 8h; Temperature; Reagent/catalyst; | 95.2% |
Conditions | Yield |
---|---|
Pt on carbon In water | 98% |
2,2,6,6-Tetramethyl-4-piperidone
n-butyllithium
2,2,6,6-tetramethyl-4-n-butylpiperidin-4-ol
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; | 97.3% |
2,2,6,6-Tetramethyl-4-piperidone
dimethyl sulfate
1,2,2,6,6-pentamethyl-4-piperidone
Conditions | Yield |
---|---|
With sodium hydroxide In N,N-dimethyl acetamide at 45℃; for 10h; Temperature; Solvent; | 97% |
2,2,6,6-Tetramethyl-4-piperidone
propynoic acid methyl ester
(E)-1-methoxycarbonyl-2-ethylene
Conditions | Yield |
---|---|
In dichloromethane for 2h; Ambient temperature; | 96% |
In methanol at 20℃; for 288h; | 81% |
In methanol at 20℃; for 288h; |
2,2,6,6-Tetramethyl-4-piperidone
ethynyl p-tolyl sulfone
Conditions | Yield |
---|---|
In dichloromethane for 2h; Ambient temperature; | 96% |
Conditions | Yield |
---|---|
In methanol | 96% |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In ethanol at 20℃; for 4h; | 95% |
With sodium tetrahydroborate In ethanol at 0 - 20℃; for 2h; Inert atmosphere; | 93% |
With sodium tetrahydroborate In ethanol at 0 - 20℃; for 2h; | 93% |
2,2,6,6-Tetramethyl-4-piperidone
3,5-Dibromo-4-oxo-2,2,6,6-tetramethylpiperidine Hydrobromide
Conditions | Yield |
---|---|
Stage #1: 2,2,6,6-Tetramethyl-4-piperidone With acetic acid at 20℃; Stage #2: With bromine at 20℃; for 16h; | 95% |
With bromine In acetic acid | 93% |
With bromine; acetic acid at 10 - 20℃; for 2h; Inert atmosphere; | 91% |
Conditions | Yield |
---|---|
With hydroxylamine In sulfuric acid for 1h; | 95% |
With hydroxylamine hydrochloride; sodium methylate In ethanol; water at 20℃; for 16h; | 89.6% |
With hydroxylamine hydrochloride; sodium acetate In water | 18% |
2,2,6,6-Tetramethyl-4-piperidone
2,2,6,6-Tetramethyl-4,4-bis(hydroperoxy)piperidinium-sulfat
Conditions | Yield |
---|---|
With sulfuric acid; dihydrogen peroxide | 95% |
2,2,6,6-Tetramethyl-4-piperidone
ethanolamine
4-[(2-hydroxyethyl)amino]-2,2,6,6-tetramethylpiperidine
Conditions | Yield |
---|---|
With methanol; sodium tetrahydroborate at 20℃; for 24h; | 95% |
With hydrogenchloride; sodium cyanoborohydride In methanol for 72h; Ambient temperature; | 61% |
2,2,6,6-Tetramethyl-4-piperidone
n-Dodecylamine
N-(2,2,6,6-tetramethyl-4-piperidyl)-n-dodecylamine
Conditions | Yield |
---|---|
With methanol; sodium tetrahydroborate at 20℃; for 24h; | 95% |
In methanol | |
With sodium tetrahydroborate In methanol at 20℃; |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In acetone; toluene at 110℃; for 8h; | 95% |
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether at -70℃; for 3.5h; | 94% |
2,2,6,6-Tetramethyl-4-piperidone
Pentaerythritol
2,2,4,4,14,14,16,16-octamethyl-7,11,18,21-tetraoxa-3,15-diaza-trispiro[5.2.2.5.2.2]heneicosane
Conditions | Yield |
---|---|
Stage #1: 2,2,6,6-Tetramethyl-4-piperidone; Pentaerythritol With toluene-4-sulfonic acid In toluene at 110℃; Dean-Stark; Stage #2: With N,N-dimethyl-formamide In toluene at 110℃; for 12h; Dean-Stark; | 94% |
Stage #1: 2,2,6,6-Tetramethyl-4-piperidone; Pentaerythritol With toluene-4-sulfonic acid In toluene for 12h; Reflux; Dean-Stark trap; Stage #2: With sodium hydroxide In water; toluene | 72% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In ethanol; 1,3,5-trimethyl-benzene at 160℃; for 2h; | 94% |
Conditions | Yield |
---|---|
With acetic acid In 5,5-dimethyl-1,3-cyclohexadiene; acetone at 140℃; for 6h; | 93% |
Conditions | Yield |
---|---|
In methanol | 92% |
In methanol |
2,2,6,6-Tetramethyl-4-piperidone
potassium cyanide
ammonium carbonate
1,3,8-triaza-7,7,9,9-tetramethyl-spiro[4.5]decane-2,4-dione
Conditions | Yield |
---|---|
In ethanol; water at 85℃; for 12h; | 91% |
2,2,6,6-Tetramethyl-4-piperidone
carbonic acid dimethyl ester
1,2,2,6,6-pentamethyl-4-piperidone
Conditions | Yield |
---|---|
With 1,4-diaza-bicyclo[2.2.2]octane In N,N-dimethyl-formamide at 110℃; for 3h; Reagent/catalyst; Temperature; Solvent; | 91% |
methanol
2,2,6,6-Tetramethyl-4-piperidone
methyl 2,2,5,5-tetramethyl-3-pyrrolidinecarboxylate
Conditions | Yield |
---|---|
Stage #1: methanol; 2,2,6,6-Tetramethyl-4-piperidone With sodium; potassium iodide Electrochemical reaction; Stage #2: With sodium amalgam Electrochemical reaction; | 90% |
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