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Fmoc-N-amido-PEG4-acetic acid

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Category	Small-molecule Group Protected PEG
Catalog NO.	BPG-2219
Product Name	Fmoc-N-amido-PEG4-acetic acid
CAS	437655-95-3
Molecular Formula	C25H31NO8
Molecular Weight	473.52

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Description	Fmoc-NH-PEG4-CH2COOH is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
Synonyms	Fmoc-NH-PEG4-CH2COOH; 1-(9H-Fluoren-9-yl)-3-oxo-2,7,10,13,16-pentaoxa-4-azaoctadecan-18-oic acid; 5,8,11,14-Tetraoxa-2-azahexadecanedioic acid; 5,8,11,14-Tetraoxa-2-azahexadecanedioic acid, 1-(9H-fluoren-9-ylmethyl) ester; Fmoc-PEG4-acetic acid; 2,7,10,13,16-Pentaoxa-4-azaoctadecan-18-oic acid, 1-(9H-fluoren-9-yl)-3-oxo-
IUPAC Name	2-[2-[2-[2-[2-(9H-fluoren-9-ylmethoxycarbonylamino)ethoxy]ethoxy]ethoxy]ethoxy]acetic acid
Canonical SMILES	C1=CC=C2C(=C1)C(C3=CC=CC=C32)COC(=O)NCCOCCOCCOCCOCC(=O)O
InChI	InChI=1S/C25H31NO8/c27-24(28)18-33-16-15-32-14-13-31-12-11-30-10-9-26-25(29)34-17-23-21-7-3-1-5-19(21)20-6-2-4-8-22(20)23/h1-8,23H,9-18H2,(H,26,29)(H,27,28)
InChIKey	XPNLDOFYRFOXLR-UHFFFAOYSA-N
Boiling Point	681.3±55.0°C (Predicted)
Melting Point	51°C
Purity	≥95%
Density	1.235±0.06 g/cm3 (Predicted)
Solubility	Soluble in DMSO (10 mm)
Related CAS	675606-79-8 (polymer)
Appearance	Pale Yellow or Colorless Oily Matter
Storage	Store at 2-8°C
Exact Mass	473.20496695
LogP	2.88050

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