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162537-11-3 - N-Methoxycarbonyl-L-tert-leucine, 98% - N-Moc-L-tert-leucine - H35148 - Alfa Aesar

H35148 N-Methoxycarbonyl-L-tert-leucine, 98%

CAS Number

Size Price ($) Quantity Availability
1g 41.20
5g 128.00
25g 662.29
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N-Methoxycarbonyl-L-tert-leucine, 98%


Chemical Properties

Formula Weight
Melting point
Soluble in ethyl acetate and methanol.


The coupling of the two key intermediates, N-(methoxycarbonyl)-l-tert-leucine acylated benzyl hydrazine and chloromethyl ketone, via an S N 2 reaction furnished the amino ketone in high yield under our optimized conditions in practical synthesis of the HIV Protease Inhibitor Atazanavir via a Highly diastereoselective Reduction Approach.


Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents, heat.

Literature References

Xing Fan,; Yan-Li Song,; Ya-Qiu Long. An Efficient and Practical Synthesis of the HIV Protease Inhibitor Atazanavir via a Highly Diastereoselective Reduction Approach. Org. Process Res. Dev.,2008 , 12/span>(1),69-75.

Zhongmin Xu,; Janak Singh,; Mark D. Schwinden,; Bin Zheng,; Thomas P. Kissic,; Bharat Patel,; Michael J. Humora,; Fernando Quiroz,; Lin Dong,;‡ Dau-Ming Hsieh. Process Research and Development for an Efficient Synthesis of the HIV Protease Inhibitor BMS-232632. Org. Proc. Res. Dev.2002, 6(3) ,323-328.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

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