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Merck
CN

345334

Poly(tetrahydrofuran)

average Mn ~2,900

Synonym(s):

α-Hydro-ω-hydroxypoly(oxy-1,4-butanediyl), Poly(1,4-butanediol), polyTHF

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About This Item

Linear Formula:
H(OCH2CH2CH2CH2)nOH
CAS Number:
25190-06-1
MDL number:
MFCD00148879
UNSPSC Code:
12162002
PubChem Substance ID:
24861311
NACRES:
NA.23

Key Documents

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vapor pressure

<0.01 mmHg ( 25 °C)
<1 mmHg ( 20 °C)

form

solid

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.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302,H336

Hazard Classifications

Acute Tox. 4 Oral - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

>325.4 °F - Tag open cup

Flash Point(C)

> 163 °C - Tag open cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCS9095
MKCN3155
MKCM7387
MKCK9733
MKCH7090

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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)
25. Polytetrahydrofuran
Sugar Series, 13, 186-204 (2000)
Mass spectral analysis of low-temperature pyrolysis products from poly (tetrahydrofuran)
Lattimer RP
Journal of Analytical and Applied Pyrolysis, 57(1), 57-76 (2001)
Jae Hyung Park et al.
Journal of biomedical materials research. Part A, 64(2), 309-319 (2003-01-11)
To investigate the effects of polymer chemistry and topology (linear or graft copolymer) on in vivo biocompatibility and biostability based on cage implant system, various hydrogels, composed of short hydrophilic [polyethylene oxide (PEO)] and hydrophobic block, were prepared by polycondensation
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