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Safety Information

345334

Sigma-Aldrich

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

vapor pressure

<0.01 mmHg ( 25 °C)
<1 mmHg ( 20 °C)

Quality Level

200

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

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.

JAN Code

345334-3L:
345334-1L:
345334-25ML:
345334-BULK:
345334-VAR:

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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)
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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