ChemicalBook >> CAS DataBase List >>N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER
N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER
- CAS No.
- 194163-91-2
- Chemical Name:
- N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER
- Synonyms
- BOC-L-TRANSPRO(4-CN)-OME;Velpatasvir Intermediate-I SR-Isomer;BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER;(4R)-1-Boc-4-cyano-L-proline methyl ester;N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER;trans-N-Boc-4-cyano-L-prolinemethylester,97%;trans-N-Boc-4-cyano-L-proline Methyl ester, 97%;N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER USP/EP/BP;Methyl (2S,4R)-1-Boc-4-cyanopyrrolidine-2-carboxylate;1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate
- CBNumber:
- CB1316322
- Molecular Formula:
- C12H18N2O4
- Molecular Weight:
- 254.28
- MDL Number:
- MFCD03094915
- MOL File:
- 194163-91-2.mol
- MSDS File:
- SDS
Last updated:2026-05-27 23:31:09
| Product description | Number | Pack Size | Price |
| 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | OR307067 | 100mg | $83 |
| 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | OR307067 | 250mg | $173 |
| 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | OR307067 | 1g | $527 |
| 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | OR307067 | 5g | $1911 |
| (2S,4R)-1-tert-Butyl 2-methyl 4-cyanopyrrolidine-1,2-dicarboxylate 98% | AA0074M1 | 100mg | $113 |
| Boiling point | 366.4±42.0 °C(Predicted) |
|---|---|
| Density | 1.17 |
| form | liquid |
| pka | -5.81±0.60(Predicted) |
| color | Oily |
| CAS DataBase Reference | 194163-91-2 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302 | |||||||||
| Precautionary statements | P264-P270-P301+P312a-P330-P501a | |||||||||
| HazardClass | IRRITANT | |||||||||
| HS Code | 2933998090 | |||||||||
| NFPA 704 |
|
N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER price More Price(22)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Apolloscientific | OR307067 | 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | 194163-91-2 | 100mg | $83 | 2026-06-04 | Buy |
| Apolloscientific | OR307067 | 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | 194163-91-2 | 250mg | $173 | 2026-06-04 | Buy |
| Apolloscientific | OR307067 | 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | 194163-91-2 | 1g | $527 | 2026-06-04 | Buy |
| Apolloscientific | OR307067 | 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate 98% | 194163-91-2 | 5g | $1911 | 2026-06-04 | Buy |
| aablocks | AA0074M1 | (2S,4R)-1-tert-Butyl 2-methyl 4-cyanopyrrolidine-1,2-dicarboxylate 98% | 194163-91-2 | 100mg | $113 | 2026-05-28 | Buy |


Synthesis of N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER from (2S, 4R)-BOC-GAMMA-MSO-PROLINE METHYL ESTER
N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER Preparation Products And Raw materials
Raw materials
Preparation Products
N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER Suppliers
Global( 40)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Career Henan Chemica Co | +86-0371-86658258 +86-13203830695 | laboratory@coreychem.com | China | 30203 | 58 |
| Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 | 1059@dideu.com | China | 29096 | 58 |
| Nextpeptide Inc | +86-0571-81612335 +8613336028439 | sales@nextpeptide.com | China | 19904 | 58 |
| Alfa Chemistry | +1-5166625404; | Info@alfa-chemistry.com | United States | 20000 | 58 |
| Amadis Chemical Company Limited | 571-89925085 | sales@amadischem.com | China | 131885 | 58 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| Alfa Aesar | 400-6106006 | saleschina@alfa-asia.com | China | 30103 | 84 |
| Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. | 025-66028182 17714375163 | yftan@aikonchem.com | China | 16674 | 50 |
| BioPharmaMatrix,Inc. | 0510-86010668 | sales@biopharmamatrix.com | China | 4943 | 55 |
| Guangzhou Jhd Chemical Reagent Co., Ltd. | 020-84383047 | sales@jhd.com.cn | China | 9177 | 65 |
194163-91-2(N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER)Related Search:
N-Boc-Trans-4-Hydroxy-D-proline methyl ester
N-BOC-CIS-4-CYANO-L-PROLINE METHYL ESTER
N-BOC-TRANS-4-CYANO-L-PROLINE
Velpatasvir Intermediate-I-RS-Isomer
Velpatasvir Intermediate-I-RR-Isomer
Velpatasvir intermediate-II-RR Isomer
Velpatasvir Intermediate-2 (SSR) Isomer
Boc-L-Proline-methyl ester
1-BENZYL-PYRROLIDINE-3-CARBONITRILE
(R)-1-Boc-3-cyanopyrrolidine
1of4
1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate
trans-4-Cyano-L-proline methyl ester, N-BOC protected, (2S,4R)-1-(tert-Butoxycarbonyl)-4-cyano-2-(methoxycarbonyl)pyrrolidine
BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER
BOC-L-TRANSPRO(4-CN)-OME
N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER
trans-N-Boc-4-cyano-L-proline Methyl ester, 97%
(2S,4R)-1-tert-butyl 2-Methyl 4-cyanopyrrolidine-1,2-dicarboxylate
(2S,4R)-4-Cyano-1,2-pyrrolidinedicarboxylic acid 1-(tert-butyl) 2-methyl ester
Methyl (2S,4R)-1-Boc-4-cyanopyrrolidine-2-carboxylate
trans-N-Boc-4-cyano-L-prolinemethylester,97%
N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER USP/EP/BP
Velpatasvir Intermediate-I SR-Isomer
(4R)-1-Boc-4-cyano-L-proline methyl ester
1,2-Pyrrolidinedicarboxylic acid, 4-cyano-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S,4R)-
194163-91-2





