(R)-1-N-BOC-2-CYANO-PIPERIDINE
- Product Name
- (R)-1-N-BOC-2-CYANO-PIPERIDINE
- CAS No.
- 940000-26-0
- Chemical Name
- (R)-1-N-BOC-2-CYANO-PIPERIDINE
- Synonyms
- (R)-N-Boc-2-cyanopiperidine;(R)-1-Boc-2-cyanopiperidine;(R)-1-N-BOC-2-CYANO-PIPERIDINE;1-N-BOC-2-(R)-CYANO-PIPERIDINE;tert-butyl (R)-2-cyanopiperidine-1-carboxylate;(R)-TERT-BUTYL 2-CYANOPIPERIDINE-1-CARBOXYLATE;tert-butyl (2R)-2-cyanopiperidine-1-carboxylate;(2R)-2-Cyano-1-piperidinecarboxylic acid tert-butyl ester;(R)-2-CYANO-PIPERIDINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER;1-piperidinecarboxylic acid, 2-cyano-, 1,1-dimethylethyl ester, (2r)-
- CBNumber
- CB0456609
- Molecular Formula
- C11H18N2O2
- Formula Weight
- 210.27
- MOL File
- 940000-26-0.mol
(R)-1-N-BOC-2-CYANO-PIPERIDINE Property
- Density
- 1.07
- storage temp.
- 2-8°C
- Appearance
- White to off-white Solid
- optical activity
- Consistent with structure
- CAS DataBase Reference
- 940000-26-0
Safety
- Hazard Codes
- Xi
- Risk Statements
- 20/21/22-36/37/38
- Safety Statements
- 26-36/37/39
- RIDADR
- 3439
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- CS-0052943
- Product name
- (R)-1-Boc-2-Cyanopiperidine
- Purity
- >97.0%
- Packaging
- 1g
- Price
- $73
- Updated
- 2021/12/16
- Product number
- AS3822
- Product name
- (R)-1-Boc-2-cyanopiperidine
- Purity
- 97+% ee
- Packaging
- 1g
- Price
- $155
- Updated
- 2021/12/16
- Product number
- CS-0052943
- Product name
- (R)-1-Boc-2-Cyanopiperidine
- Purity
- >97.0%
- Packaging
- 5g
- Price
- $220
- Updated
- 2021/12/16
- Product number
- AS3822
- Product name
- (R)-1-Boc-2-cyanopiperidine
- Purity
- 97+% ee
- Packaging
- 5G
- Price
- $520
- Updated
- 2021/12/16
- Product number
- CS-0052943
- Product name
- (R)-1-Boc-2-Cyanopiperidine
- Purity
- >97.0%
- Packaging
- 25g
- Price
- $554
- Updated
- 2021/12/16
(R)-1-N-BOC-2-CYANO-PIPERIDINE Chemical Properties,Usage,Production
Synthesis
848488-91-5
940000-26-0
General procedure for the synthesis of (R)-1-BOC-2-cyanopiperidine from R-N-Boc-prolinamide: b) Synthesis of 1,1-dimethylethyl (2R)-2-(aminocarbonyl)-1-pyrrolidine carboxylate. To a solution of 1,1-dimethylethyl (2R)-2-(aminocarbonyl)-1-piperidine carboxylate (269 mg, 1.17 mmol) in tetrahydrofuran (THF, 10 mL) was added sequentially triethylamine (0.33 mL, 2.34 mmol) and trifluoroacetic anhydride (0.17 mL, 1.17 mmol) at 0 °C. The reaction mixture was stirred at 0 °C for 1 h and then concentrated under vacuum. The concentrated residue was dissolved in ethyl acetate (EtOAc) and washed sequentially with saturated sodium bicarbonate solution, 0.5 N hydrochloric acid and brine. The organic phase was dried with anhydrous sodium sulfate (Na2SO4), filtered and concentrated to afford 1,1-dimethylethyl (2R)-2-cyano-1-piperidine carboxylate (255 mg, 99% yield) as a crystalline solid. The 1H NMR (CDCl3) data of the product were as follows: δ 5.23 (br, 1H), 4.05 (br, 1H), 2.93 (br, 1H), 1.93-1.39 (m, 6H), 1.46 (s, 9H).
References
[1] Patent: WO2006/116764, 2006, A1. Location in patent: Page/Page column 121; 151
(R)-1-N-BOC-2-CYANO-PIPERIDINE Preparation Products And Raw materials
Raw materials
Preparation Products
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