2086689-06-5

2086689-06-5 structure

Name: N-(Azido-PEG2)-N-Fluorescein-PEG4-acid
Chemical Name: 1-Azido-9-[(3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-5-yl)carbamothioyl]-3,6,12,15,18,21-hexaoxa-9-azatetracosan-24-oic acid
CAS Number: 2086689-06-5
Molecular Formula: C₃₈H₄₅N₅O₁₃S
Molecular Weight: 811.855
Create Date: 2021-01-10 12:48:55
Modify Date: 2025-09-21 18:11:07
N-(Azido-PEG2)-N-Fluorescein-PEG4-acid is a fluorescein dye derivative containing a terminal azide group and a terminal carboxylic acid. The azide group enables PEGylation via Click Chemistry. The terminal carboxylic acid can be reacted with primary amino groups in the presence of activators (e.g. EDC, or DCC) to form a stable amide bond.

Name	1-Azido-9-[(3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-5-yl)carbamothioyl]-3,6,12,15,18,21-hexaoxa-9-azatetracosan-24-oic acid
Synonyms	1-Azido-9-[(3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthen]-5-yl)carbamothioyl]-3,6,12,15,18,21-hexaoxa-9-azatetracosan-24-oic acid 3,6,12,15,18,21-Hexaoxa-9-azatetracosan-24-oic acid, 1-azido-9-[[(3',6'-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-5-yl)amino]thioxomethyl]-