Fmoc-Lys(Boc)-OH manufacture CAS NO.71989-26-9

Name: Fmoc-Lys(Boc)-OH

Synonym:N-alpha-FMOC-Nepsilon-BOC-L-Lysine;Nepsilon-(tert-Butoxycarbonyl)-Nalpha-[(9H-fluoren-9-ylMethoxy)carbonyl]-L-lysine;Nα-Fmoc-Nε-Boc-L-lysine

CAS No: 71989-26-9

Molecular formula: C26H32N2O6

Molecular weight: 468.54

Appearance:White powder

Purity(HPLC):99% min

TLC:98% min

Optical Purity:0.3% max D-enantiomer

Melting Point:125-140℃

Specific Rotation[α]²⁰_D:-12°±2.5°(C=1 in DMF)

Clarity of solution:0.3 gram in 2ml DMF clear solution

Kaiser Test:0.05% max

Water Content(K.F.):1.0% max

Loss on drying:1.0% max (50℃,2h)

Element analysis(C、H、N):5.0% max

Application: Fmoc-Lys (Boc)-OH is an amino acid, an organic synthesis intermediate and pharmaceutical intermediate, which can be used in biochemical research, organic synthesis and pharmaceutical research and development.

Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barriers, high value-added, low pollution characteristics of the project, landing the project of innovative non patented route design, difficult process development and rapid industrialization.  Starting from the advantages of combining technology research and stable production, we cooperated with domestic and foreign large pharmaceutical companies in the development of generic drugs and innovative drugs.

It also has hardware facilities and support teams that match the strength of R & D and production: With LCMS, HPLC and other perfect detection means, professional testing team and perfect quality control system; With a pilot base, a stable GMP standard production capacity, and a new GMP workshop is building; With regular financial, legal ERP system and professional sales and logistics team.