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Safety Information

406996

Sigma-Aldrich

Poly(ethylene glycol) bis(carboxymethyl) ether

average MN 250, cross-linking reagent amine reactive, carboxylic acid

Synonym(s):

Polyethylene glycol, Polyethylene glycol 250 diacid, Polyglycol 250 diacid

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About This Item

Linear Formula:
HOOCCH2(OCH2CH2)nOCH2COOH
CAS Number:
39927-08-7
MDL number:
MFCD00132002
UNSPSC Code:
12162002
PubChem Substance ID:
24865415
NACRES:
NA.23

Product Name

Poly(ethylene glycol) bis(carboxymethyl) ether, average Mn 250

form

viscous liquid

Quality Level

100

mol wt

average Mn 250

reaction suitability

reagent type: cross-linking reagent
reactivity: amine reactive

refractive index

n20/D 1.454

density

1.302 g/mL at 25 °C

Ω-end

carboxylic acid

α-end

carboxylic acid

polymer architecture

shape: linear
functionality: homobifunctional

SMILES string

OCCO.OCC(O)=O

InChI

1S/C2H4O3.C2H6O2/c3-1-2(4)5;3-1-2-4/h3H,1H2,(H,4,5);3-4H,1-2H2

InChI key

SZUIEBOFAKRNDS-UHFFFAOYSA-N

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General description

Poly(ethylene glycol) bis(carboxymethyl) ether has bifunctional carboxylic acid end groups.

Application

Poly(ethylene glycol) bis(carboxymethyl) ether may used as a plasticizer.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

572.0 °F - closed cup

Flash Point(C)

300 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 3 petroleums
Hazardous rank III
Water insoluble liquid

JAN Code

406996-500G:
406996-100G:
406996-VAR:
406996-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCH2234
BCCF8909
BCCD9899
BCCD6018
BCCD0598

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Life test of DMFC using poly (ethylene glycol) bis (carboxymethyl) ether plasticized PVA/PAMPS proton-conducting semi-IPNs
Qiao J, et al.
Electrochemical Communications, 9(8), 1945-1950 (2007)

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