8.18402

Polytetrahydrofuran 1000

(stabilised with 2,6-di-tert-butyl-4-methylphenol) for synthesis

• Synonym(e): Polytetrahydrofuran 1000, PTHF
• Lineare Formel: H(C₄H₈O)_nOH
• CAS-Nummer: 25190-06-1
• UNSPSC Code: 12352112
• NACRES: NA.21
• MDL number: MFCD00148879
• Form: liquid

Eigenschaften

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• form: liquid
• potency: >5000 mg/kg LD₅₀, oral (Rat)
• pH: 7 (20 °C in H₂O, Aqueous solution)
• mp: 23-28 °C
• transition temp: flash point 240 °C
• solubility: <10 g/L
• density: 0.982 g/cm³ at 30 °C
• storage temp.: 2-30°C
• SMILES string: O([C@H](CO)CC)CCCC
• 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

Beschreibung

Analysis Note

Melting range (lower value): ≥ 23 °C
Melting range (upper value): ≤ 28 °C
Hydroxyl value: 109 - 115
Average molecular mass: 975 - 1025
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Sicherheitshinweise

• hcodes: H412
• pcodes: P273 - P501
• Hazard Classifications: Aquatic Chronic 3
• Lagerklasse: 10 - Combustible liquids
• wgk: WGK 3