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457280

Sigma-Aldrich

Poly(tetrafluoroethylene oxide-co-difluoromethylene oxide) α,ω-bis(methyl carboxylate)

average Mn ~2,000

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About This Item

Linear Formula:
CH3O2CCF2O(CF2CF2O)x(CF2O)yCF2CO2CH3
CAS Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:

mol wt

average Mn ~2,000

dielectric constant

3.7, 50 Hz (23 °C)

refractive index

n20/D 1.298 (lit.)

surface tension

225 dyn/cm, 20 °C

viscosity

20 cSt(20 °C)(lit.)

acid number

5 meq/kg

solubility

isopropanol, MEK, and THF: soluble

density

1.77 g/mL at 25 °C (lit.)

SMILES string

OC(O)(F)F.COC(=O)C(O)(F)F.OC(F)(F)C(O)(F)F

Application

Topical lubricant.

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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