MedKoo Cat#: 558977 | Name: PEG3 dicarboxylic acid
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

PEG3 dicarboxylic acid is a homobifunctional linker with two carboxylic acid groups flanking the PEG3 molecule. The linker is highly hydrophilic and useful for the conjugation and immobilization of proteins, peptides, and other biomolecules. The carboxy groups can be activated by carbodiimides

Chemical Structure

PEG3 dicarboxylic acid
PEG3 dicarboxylic acid
CAS#31127-85-2

Theoretical Analysis

MedKoo Cat#: 558977

Name: PEG3 dicarboxylic acid

CAS#: 31127-85-2

Chemical Formula: C12H22O8

Exact Mass: 294.1315

Molecular Weight: 294.30

Elemental Analysis: C, 48.97; H, 7.54; O, 43.49

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Synonym
IUPAC/Chemical Name
3-[2-[2-[2-(2-carboxyethoxy)ethoxy]ethoxy]ethoxy]propanoic acid, 4,7,10,13-tetraoxahexadecanedioic acid
InChi Key
LGEVPLDBBPWJIC-UHFFFAOYSA-N
InChi Code
InChI=1S/C12H22O8/c13-11(14)1-3-17-5-7-19-9-10-20-8-6-18-4-2-12(15)16/h1-10H2,(H,13,14)(H,15,16)
SMILES Code
OC(CCOCCOCCOCCOCCC(O)=O)=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
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 294.30 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL