345296

Poly(tetrahydrofuran)

average M_n ~1,000

• Synonym(s): α-Hydro-ω-hydroxypoly(oxy-1,4-butanediyl), Poly(1,4-butanediol), polyTHF
• Linear Formula: H(OCH₂CH₂CH₂CH₂)_nOH
• CAS Number: 25190-06-1
• MDL number: MFCD00148879
• UNSPSC Code: 12162002
• PubChem Substance ID: 24861307
• NACRES: NA.23

Properties

• vapor pressure: <0.01 mmHg ( 25 °C); <1 mmHg ( 20 °C)
• Quality Level: 200
• mol wt: average M_n ~1,000
• contains: 0.05-0.07% BHT as stabilizer
• mp: 25-33 °C
• density: 0.974 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

Description

Application

Poly(tetrahydrofuran) can be used as a starting material to prepare:

• Thermally reversible urethane -epoxy networks.
• Poly(hexamethylene 2,6-naphthalate)-block-poly(tetrahydrofuran) (PHN-b-N-pTHF) copolymers with shape memory effect via melt polycondensation.
• Poly(3,4-ethylenedioxythiophene):poly(tetrahydrofuran) composite for the fabrication of memory organic electrochemical transistors.

Features and Benefits

• High flexibility
• Hydrolytic stability
• Excellent abrasion resistance

Safety Information

• 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