ChemicalBook > CAS DataBase List > ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate

ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate

Product Name
ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate
CAS No.
194673-12-6
Chemical Name
ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate
Synonyms
6-oxo-2-(trifL;Ethyl 6-oxo-2-(trifluoromethyl);)-1,4,5,6-tetrahydro-3-pyridinecarboxyL;-1,4,5,6-tetrahydropyridine-3-carboxylate;3-Pyridinecarboxylicacid, 1,4,5,6-tetrahydro-6-oxo-2-(triflu...;Ethyl 2-oxo-6-(trifluoromethyl)-3,4-dihydro-1h-pyridine-5-carboxylate;ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate;6-Hydroxy-2-trifluoromethyl-4,5-dihydropyridine-3-carboxylic acid ethyl ester;2-oxo-6-(trifluoromethyl)-3,4-dihydro-1H-pyridine-5-carboxylic acid ethyl ester;1,4,5,6-Tetrahydro-6-oxo-2-(trifluoromethyl)-3-pyridinecarboxylic acid ethyl ester
CBNumber
CB32462216
Molecular Formula
C9H10F3NO3
Formula Weight
237.18
MOL File
194673-12-6.mol
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ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate Property

Melting point:
128~130℃
Boiling point:
294℃
Density 
1.351
Flash point:
132℃
storage temp. 
Sealed in dry,Room Temperature
pka
11.80±0.60(Predicted)
Appearance
Off-white to light yellow Solid
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Safety

HS Code 
2933399990
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

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N-Bromosuccinimide Price

TRC
Product number
E926528
Product name
Ethyl6-Oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate
Packaging
100mg
Price
$60
Updated
2021/12/16
Matrix Scientific
Product number
043511
Product name
Ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydro-3-pyridinecarboxylate
Purity
95+%
Packaging
1g
Price
$80
Updated
2021/12/16
AK Scientific
Product number
6563AD
Product name
Ethyl6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydro-3-pyridinecarboxylate
Packaging
1g
Price
$158
Updated
2021/12/16
Matrix Scientific
Product number
043511
Product name
Ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydro-3-pyridinecarboxylate
Purity
95+%
Packaging
5g
Price
$250
Updated
2021/12/16
Apolloscientific
Product number
PC4906
Product name
Ethyl6-oxo-1,4,5,6-tetrahydro-2-(trifluoromethyl)pyridine-3-carboxylate
Packaging
1g
Price
$385
Updated
2021/12/16
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ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate Chemical Properties,Usage,Production

Synthesis

79-06-1

372-31-6

194673-12-6

GENERAL STEPS: A mixture of ethyl 4,4,4-trifluoroacetoacetate (14.7 mL, 0.1 mol, 1.6 eq.), acrylamide (4.5 g, 0.063 mol, 1.0 eq.), and p-toluene sulfonate (0.156 g, 0.82 mmol, 0.013 eq.) in toluene (60 mL) was refluxed in a Dean-Stark device for for 38 hours to azeotropically remove the resulting water. Upon completion of the reaction, most of the toluene was removed by slow distillation at atmospheric pressure and the reaction mixture was concentrated to a smaller volume. Toluene (60 mL) was added again to the concentrated mixture and the distillation and concentration process was repeated as described above. This operation was performed three times. Finally, the reaction mixture was further concentrated under vacuum and the resulting solid residue was purified by fast column chromatography (silica gel as stationary phase, eluent gradient: from hexane/ethyl acetate 9:1 to hexane/ethyl acetate 8:2). Purification afforded the target compound ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydro-3-pyridinecarboxylate as a brown solid (3.8 g, 25% yield). The product was analyzed by LC-MS (ESI+) and showed molecular ion peaks MH+: 238, 210, 190.

References

[1] Patent: WO2005/74939, 2005, A1. Location in patent: Page/Page column 40; 44
[2] Patent: WO2004/29026, 2004, A1. Location in patent: Page 33-34
[3] Patent: WO2004/29027, 2004, A1. Location in patent: Page 30

ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

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ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate Suppliers

J & K SCIENTIFIC LTD.
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View Lastest Price from ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate manufacturers

Dideu Industries Group Limited
Product
ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate 194673-12-6
Price
US $1.10/g
Min. Order
1g
Purity
99.00%
Supply Ability
100 Tons Min
Release date
2021-09-28
Career Henan Chemical Co
Product
ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate 194673-12-6
Price
US $1.00/KG
Min. Order
1g
Purity
99.0%
Supply Ability
100kg
Release date
2020-01-10

194673-12-6, ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylateRelated Search:


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  • 6-Hydroxy-2-trifluoromethyl-4,5-dihydropyridine-3-carboxylic acid ethyl ester
  • -1,4,5,6-tetrahydropyridine-3-carboxylate
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  • 3-Pyridinecarboxylicacid, 1,4,5,6-tetrahydro-6-oxo-2-(trifluoromethyl)-, ethyl ester
  • 2-oxo-6-(trifluoromethyl)-3,4-dihydro-1H-pyridine-5-carboxylic acid ethyl ester
  • )-1,4,5,6-tetrahydro-3-pyridinecarboxyL
  • 6-oxo-2-(trifL
  • ethyl 6-oxo-2-(trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxylate ISO 9001:2015 REACH
  • 3-Pyridinecarboxylicacid, 1,4,5,6-tetrahydro-6-oxo-2-(triflu...
  • 194673-12-6
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