m-PEG3-COOH

 CAS No.: 209542-49-4  Cat No.: BP-501115  Purity: ≥95% 4.5  

m-PEG3-COOH is a PEG linker containing a terminal carboxylic acid. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media.

m-PEG3-COOH

Structure of 209542-49-4

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Category
PROTAC Linker
Molecular Formula
C8H16O5
Molecular Weight
192.21
Appearance
Pale Yellow or Colorless Oily Liquid

* For research and manufacturing use only. Not for human or clinical use.

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Purity
≥95%
Solubility
Soluble in DCM, DMF, DMSO, Water
Appearance
Pale Yellow or Colorless Oily Liquid
Storage
Store at 2-8°C
Shipping
Room temperature in continental US; may vary elsewhere.
IUPACName
3-[2-(2-methoxyethoxy)ethoxy]propanoic acid
Synonyms
m-PEG2-CH2CH2COOH; m-PEG3-acid; Propanoic acid, 3-[2-(2-methoxyethoxy)ethoxy]-; COOHCH2CH2-PEG2-OME
Boiling Point
301.7±27.0 °C at 760 mmHg
Density
1.102±0.06 g/cm3 (Predicted)
InChI Key
HFCYTEWOPOCEBG-UHFFFAOYSA-N
InChI
InChI=1S/C8H16O5/c1-11-4-5-13-7-6-12-3-2-8(9)10/h2-7H2,1H3,(H,9,10)
Canonical SMILES
COCCOCCOCCC(=O)O

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* Our calculator is based on the following equation:
Concentration (start) x Volume (start) = Concentration (final) x Volume (final)
It is commonly abbreviated as: C1V1 = C2V2

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* Total Molecular Weight:
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Tip: Chemical formula is case sensitive. C22H30N4O √ c22h30n40 ╳
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Historical Records: mPEG4-alcohol | NHS-Ac-N3 | Azido-PEG2-C2-sulfonic acid | Azido-PEG4-amido-tri-(carboxyethoxymethyl)-methane | Propargyl-PEG4-amine | BCN-POE3-amine | Ald-Ph-PEG24-NHS ester | Tbdms-PEG4-alcohol | CHO-Ph-CONH-PEG2-amine | m-PEG4-phosphonic acid ethyl ester | m-PEG3-COOH

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