Description: Bis-PEG9-NHS ester is a PEG derivative containing two NHS ester groups. The NHS ester can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules. PEG Linkers may be useful in the development of antibody drug conjugates.

Name: Bis-PEG9-NHS ester
CAS#: 1008402-79-6
Chemical Formula: C30H48N2O17
Exact Mass: 708.2953
Molecular Weight: 708.71
Elemental Analysis: C, 50.84; H, 6.83; N, 3.95; O, 38.38

Synonym: Bis-PEG9-NHS ester

IUPAC/Chemical Name: bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16,19,22,25,28-nonaoxahentriacontanedioate

InChi Key: CQWLSZJYTZVHMU-UHFFFAOYSA-N

InChi Code: InChI=1S/C30H48N2O17/c33-25-1-2-26(34)31(25)48-29(37)5-7-39-9-11-41-13-15-43-17-19-45-21-23-47-24-22-46-20-18-44-16-14-42-12-10-40-8-6-30(38)49-32-27(35)3-4-28(32)36/h1-24H2

SMILES Code: O=C(CCOCCOCCOCCOCCOCCOCCOCCOCCOCCC(ON1C(CCC1=O)=O)=O)ON(C(CC2)=O)C2=O

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00