TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE
- Product Name
- TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE
- CAS No.
- 733757-89-6
- Chemical Name
- TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE
- Synonyms
- 6-Boc-3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine;tert-butyl 3-(trifluoromethyl)-1,4,5,7-tetrahydropyrazolo[3,4-c]pyridine-6-carboxylate;tert-Butyl 3-(trifluoroMethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate;TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE;3-Trifluoromethyl-1,4,6,7-tetrahydro-pyrazolo[4,3-c]pyridine-5-carboxylic acid tert-butyl ester;"3-TrifluoroMethyl-1,4,5,7-tetrahydro-pyrazolo[3,4-c]pyridine-6-carboxylic acid tert-butyl ester";6H-Pyrazolo[3,4-c]pyridine-6-carboxylic acid, 1,4,5,7-tetrahydro-3-(trifluoromethyl)-, 1,1-dimethylethyl ester
- CBNumber
- CB32455562
- Molecular Formula
- C12H16F3N3O2
- Formula Weight
- 291.27
- MOL File
- 733757-89-6.mol
TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE Property
- Boiling point:
- 368.4±42.0 °C(Predicted)
- Density
- 1.326±0.06 g/cm3(Predicted)
- storage temp.
- 2-8°C
- pka
- 11.49±0.20(Predicted)
- Appearance
- White to off-white Solid
Safety
- HS Code
- 2933399990
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P312Call a POISON CENTER or doctor/physician if you feel unwell.
P321Specific treatment (see … on this label).
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P337+P313IF eye irritation persists: Get medical advice/attention.
P362Take off contaminated clothing and wash before reuse.
P403+P233Store in a well-ventilated place. Keep container tightly closed.
P405Store locked up.
P501Dispose of contents/container to..…
N-Bromosuccinimide Price
- Product number
- 1402AC
- Product name
- tert-Butyl3-(trifluoromethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate
- Packaging
- 250mg
- Price
- $157
- Updated
- 2021/12/16
- Product number
- 188158
- Product name
- tert-Butyl 3-(trifluoromethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate
- Packaging
- 1g
- Price
- $353
- Updated
- 2021/12/16
- Product number
- HCH0361673
- Product name
- TERT-BUTYL-3-(TRIFLUOROMETHYL)-4,5-DIHYDRO-1H-PYRAZOLO-[3,4-C]PYRIDINE-6(7H)-CARBOXYLATE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $505.64
- Updated
- 2021/12/16
- Product number
- 1402AC
- Product name
- tert-Butyl3-(trifluoromethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate
- Packaging
- 5g
- Price
- $868
- Updated
- 2021/12/16
- Product number
- 188158
- Product name
- tert-Butyl 3-(trifluoromethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate
- Packaging
- 5g
- Price
- $998
- Updated
- 2021/12/16
TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE Chemical Properties,Usage,Production
Synthesis
647863-25-0
733757-89-6
The general procedure for the synthesis of tert-butyl 3-(trifluoromethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate using tert-butyl 3-oxo-4-(2,2,2-trifluoroacetyl)piperidine-1-carboxylate as a starting material was as follows: to a solution of 1-tert-butyloxycarbonyl-4-(trifluoroacetyl)-3-piperidinone (23.6 g, 0.08 mol) (4.16 ml, 0.086 mol) was added to a solution of ethanol (250 ml) with hydrazine monohydrate (4.16 ml, 0.086 mol). The reaction mixture was stirred at 50°C for 24 hours. After completion of the reaction, the mixture was cooled to room temperature and subsequently concentrated under reduced pressure. The concentrated residue was partitioned between ethyl acetate and saturated brine. The organic layer was separated, dried over anhydrous sodium sulfate, filtered and concentrated under reduced pressure. The resulting residue was recrystallized by ethyl acetate/n-pentane mixed solvent to afford the target compound tert-butyl 3-(trifluoromethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate as a light yellow solid (6.5 g, 28% yield). The product was confirmed by 1H-NMR (400 MHz, CDCl3): δ 11.13 (1H, broad single peak), 4.40 (2H, multiple peaks), 3.66 (2H, multiple peaks), 2.70 (2H, multiple peaks), 1.48 (9H, single peak); the LC/MS analysis showed a retention time of 2.90 min, and a mass spectrometry (ES-) m/z 290 ([M- H]-, calculated value of C12H16F3N3O2 has a molecular weight of 291).
References
[1] Patent: US2010/137276, 2010, A1. Location in patent: Page/Page column 17-18
[2] Journal of Medicinal Chemistry, 2011, vol. 54, # 1, p. 78 - 94
[3] Patent: WO2008/113795, 2008, A1. Location in patent: Page/Page column 42
[4] Patent: WO2008/148832, 2008, A1. Location in patent: Page/Page column 40
TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from TERT-BUTYL 3-(TRIFLUOROMETHYL)-1,4,5,7-TETRAHYDRO-6H-PYRAZOLO[3,4-C]PYRIDINE-6-CARBOXYLATE manufacturers
- Product
- tert-Butyl 3-(trifluoromethyl)-4,5-dihydro-1H-pyrazolo[3,4-c]pyridine-6(7H)-carboxylate 733757-89-6
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- Min98% HPLC
- Supply Ability
- g/kg/ton
- Release date
- 2020-02-04