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Fmoc-PEG5-NHS ester

CAS No.
1402080-11-8
Chemical Name:
Fmoc-PEG5-NHS ester
Synonyms
FmocNH-PEG5-NHS;Fmoc-PEG5-NHS ester;FmocNH-PEG5-NHS?ester;FmocNH-PEG5-CH2CH2COONHS;2,5-Dioxopyrrolidin-1-yl 1-(9H-fluoren-9-yl)-3-oxo-2,7,10,13,16,19-hexaoxa-4-azadocosan-22-oate;5,8,11,14,17-Pentaoxa-2-azaeicosanedioic acid, 20-(2,5-dioxo-1-pyrrolidinyl) 1-(9H-fluoren-9-ylmethyl) ester;FmocNH-PEG5-CH2CH2COONHS/5,8,11,14,17-Pentaoxa-2-azaeicosanedioic acid, 20-(2,5-dioxo-1-pyrrolidinyl) 1-(9H-fluoren-9-ylmethyl) ester
CBNumber:
CB93162968
Molecular Formula:
C32H40N2O11
Molecular Weight:
628.67
MDL Number:
MFCD28976702
MOL File:
1402080-11-8.mol
MSDS File:
SDS
Last updated:2026-05-28 06:30:05
Product description Number Pack Size Price
Fmoc-PEG5-NHS ester CGC08011 500mg $960
Fmoc-PEG5-NHS ester CGC08011 1000mg $1320
Fmoc-PEG5-NHS ester ≥98% CS-0085626 25mg $81
Fmoc-PEG5-NHS ester ≥98% CS-0085626 50mg $130
Fmoc-PEG5-NHS ester ≥98% CS-0085626 100mg $206
More product size

Fmoc-PEG5-NHS ester Properties

storage temp. -20°C, sealed storage, away from moisture
solubility Soluble in DMSO, DCM, DMF
form Liquid
color Colorless to light yellow

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319
Precautionary statements  P501-P270-P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313-P301+P312+P330

Fmoc-PEG5-NHS ester price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth CGC08011 Fmoc-PEG5-NHS ester 1402080-11-8 500mg $960 2026-06-04 Buy
Biosynth CGC08011 Fmoc-PEG5-NHS ester 1402080-11-8 1000mg $1320 2026-06-04 Buy
ChemScene CS-0085626 Fmoc-PEG5-NHS ester ≥98% 1402080-11-8 25mg $81 2026-06-04 Buy
ChemScene CS-0085626 Fmoc-PEG5-NHS ester ≥98% 1402080-11-8 50mg $130 2026-06-04 Buy
ChemScene CS-0085626 Fmoc-PEG5-NHS ester ≥98% 1402080-11-8 100mg $206 2026-06-04 Buy
Product number Packaging Price Buy
CGC08011 500mg $960 Buy
CGC08011 1000mg $1320 Buy
CS-0085626 25mg $81 Buy
CS-0085626 50mg $130 Buy
CS-0085626 100mg $206 Buy

Fmoc-PEG5-NHS ester Chemical Properties,Uses,Production

Description

Fmoc-PEG5-NHS ester is a PEG linker containing an Fmoc-protected amine and an NHS ester. The hydrophilic PEG spacer increases solubility in aqueous media. The Fmoc group can be deprotected under basic condition to obtain the free amine which can be used for further conjugations. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules.

Uses

Fmoc-PEG5-NHS ester is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs[1].

IC 50

PEGs; Alkyl/ether

References

[1] An S, et al. Small-molecule PROTACs: An emerging and promising approach for the development of targeted therapy drugs. EBioMedicine. 2018 Oct;36:553-562 DOI:10.1016/j.ebiom.2018.09.005

Fmoc-PEG5-NHS ester Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 31)Suppliers
Supplier Tel Email Country ProdList Advantage
TargetMol Chemicals Inc.
+1-781-999-5354; +1-00000000000 marketing@targetmol.com United States 32431 58
XIAMEN SINOPEG BIOTECH CO., LTD.
+86-0592-7761068 15616186207 changaiwei@sinopeg.com China 1133 58
Nextpeptide Inc
+86-0571-81612335 +8613336028439 sales@nextpeptide.com China 19905 58
Hangzhou MolCore BioPharmatech Co.,Ltd.
+86-057181025280; +8617767106207 sales@molcore.com China 49709 58
Jilin Chinese Academy of Sciences-yanshen Technology
18143011203 info@chemextension.com China 42052 58
Xian confluore Biological Technology Co., Ltd.
+86-15680926068 1924344760@confluore.cn China 2996 58
Aladdin Scientific
tp@aladdinsci.com United States 52906 58
Alabiochem Tech.Co., Ltd. 512-58900862 400-0707518 sales@alabiochem.com China 988 59
Jinan elephant international trading co., LTD 13006575422@163.com China 6347 58
Amatek Scientific Co. Ltd. 0512-56316828 400-867-5858;400-867-5858 info@amateksci.com China 28766 58

View Lastest Price from Fmoc-PEG5-NHS ester manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
FmocNH-PEG5-NHS ester pictures 2025-06-07 FmocNH-PEG5-NHS ester
1402080-11-8
1g >98.00% 1g Xian confluore Biological Technology Co., Ltd.

Fmoc-PEG5-NHS ester Spectrum

FmocNH-PEG5-NHS?ester FmocNH-PEG5-CH2CH2COONHS Fmoc-PEG5-NHS ester 5,8,11,14,17-Pentaoxa-2-azaeicosanedioic acid, 20-(2,5-dioxo-1-pyrrolidinyl) 1-(9H-fluoren-9-ylmethyl) ester FmocNH-PEG5-CH2CH2COONHS/5,8,11,14,17-Pentaoxa-2-azaeicosanedioic acid, 20-(2,5-dioxo-1-pyrrolidinyl) 1-(9H-fluoren-9-ylmethyl) ester 2,5-Dioxopyrrolidin-1-yl 1-(9H-fluoren-9-yl)-3-oxo-2,7,10,13,16,19-hexaoxa-4-azadocosan-22-oate FmocNH-PEG5-NHS 1402080-11-8 C32H40N2O11