Poly(ethylene glycol) 2-mercaptoethyl ether a… 165729-81-7

Name: Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100
Brand: Vaqora Chemicals
SKU: VQ-018850

About Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100

Vaqora Chemicals supplies Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100, a polymer registered under CAS number 165729-81-7. With the molecular formula C6H12O4S, it has a molar mass of 180.22 g/mol. Systematically, it is named 2-[2-(2-sulfanylethoxy)ethoxy]acetic acid. Alternative names: mercaptoPEG acid and mercaptopoly(ethylene glycol) carboxylic acid.

It is supplied as white to off-white to yellow to beige to brown powder or solid or crystals. Key physical data: a melting point of 51-56 °C. Recommended storage is at 2–8 °C, with the container kept tightly sealed. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Typical applications include polymer research, coatings and films and formulation development. Typical end-use sectors are polymers and plastics and paints and coatings.

Available in 100 mg and 500 mg packs, Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Polymer research
Coatings & films
Formulation development

Industries

Specifications & identifiers

Chemical identifiers
Product name	Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100
Catalogue No.	VQ-018850
CAS Number	165729-81-7
IUPAC name	2-[2-(2-sulfanylethoxy)ethoxy]acetic acid
Molecular formula	C₆H₁₂O₄S
Molecular weight	180.22 g/mol
Exact mass	180.0456
HSN code	38220090
InChIKey	XUIYTUCOAMITCE-UHFFFAOYSA-N
SMILES	C(COCC(=O)O)OCCS
PubChem CID	59866574

Physical properties
Physical form	Crystalline
Appearance	White to off-white to yellow to beige to brown powder or solid or crystals
Melting point	51-56 °C
LogP (XLogP3)	-0.2
H-bond donors / acceptors	2 / 5
TPSA	56.8 Å²
Storage	2–8 °C
Synonyms	mercaptoPEG acid, mercaptopoly(ethylene glycol) carboxylic acid, mercaptopolyoxyethylene acetic acid, thio-PEG, thiol-PEG-carboxylate, thiol-PEG-acid, 2-[2-(2-Mercaptoethoxy)ethoxy]acetic acid, [2-(2-Sulfanylethoxy)ethoxy]acetic acid

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100?

The CAS Registry Number of Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 is 165729-81-7. It is also known as mercaptoPEG acid, mercaptopoly(ethylene glycol) carboxylic acid, mercaptopolyoxyethylene acetic acid.

What is the molecular formula and molecular weight of Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100?

Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 has the molecular formula C6H12O4S and a molecular weight of 180.22 g/mol. Its IUPAC name is 2-[2-(2-sulfanylethoxy)ethoxy]acetic acid.

Which grade and pack sizes of Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 can I order?

We supply Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100, in 100 mg, 500 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100?

Yes. Every lot of Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 be shipped internationally?

Yes. We export Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

How should Poly(ethylene glycol) 2-mercaptoethyl ether acetic acid, average Mn 2,100 be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.