345334

Sigma-Aldrich

Poly(tetrahydrofuran)

average Mn ~2,900

Synonym(s):
α-Hydro-ω-hydroxypoly(oxy-1,4-butanediyl), Poly(1,4-butanediol), polyTHF
Linear Formula:
H(OCH2CH2CH2CH2)nOH
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

vapor pressure

<0.01 mmHg ( 25 °C)
<1 mmHg ( 20 °C)

mol wt

average Mn ~2,900

mp

30-43 °C

density

0.97 g/mL at 25 °C

SMILES string

OCCCCO

InChI

1S/C8H18O2/c1-3-5-6-10-8(4-2)7-9/h8-9H,3-7H2,1-2H3/t8-/m0/s1

InChI key

BJZYYSAMLOBSDY-QMMMGPOBSA-N

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General description

Poly(tetrahydrofuran) (PTHF) is a polyether that can be prepared by the cationic polymerization of tetrahydrofuran in the presence of a variety of initiator systems.

Application

PTHF can be used in the preparation of soft segment polyurethane for a variety of applications. It can also be used in the surface modification of cellulose fibers which can further be used as reinforcing polymerix materials.

Packaging

1, 3 L in glass bottle
25 mL in glass bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Target Organs

Central nervous system

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 3

Flash Point(F)

325.4 °F - Tag open cup

Flash Point(C)

> 163 °C - Tag open cup

Certificate of Analysis
Certificate of Origin
Melting behavior of poly (tetrahydrofuran)-S and their blends
Tsuchiya M and Kojima T
Journal of Thermal Analysis and Calorimetry, 72(2), 651-655 (2003)
Surface functionalization of cellulose by grafting oligoether chains
Bras J, et al.
Materials Chemistry and Physics, 120(2-3), 438-445 (2010)
Mass spectral analysis of low-temperature pyrolysis products from poly (tetrahydrofuran)
Lattimer RP
Journal of Analytical and Applied Pyrolysis, 57(1), 57-76 (2001)
25. Polytetrahydrofuran
Sugar Series, 13, 186-204 (2000)
R Nakaoka et al.
Journal of biomedical materials research, 49(1), 99-105 (1999-11-24)
Interaction of macrophages (Mos) with polyetherurethane (PEU) was investigated to clarify the role of the Mos in the early stage of tumorigenesis of PEUs. As for the inflammatory cytokines produced from Mos, the amount of tumor necrosis factor (TNF) produced...

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