A6748712
Polytetramethylene Ether Glycol , averageMn~1,000 , 25190-06-1
Synonym(s):
α-Hydro-ω-hydroxypoly(oxy-1,4-butanediyl);Poly(1,4-butanediol);polyTHF;Terathane 2000 polyether glycol;Terathane 650 polyether glycol
CAS NO.：25190-06-1
Empirical Formula: C16H33O5X2
Molecular Weight: 305.43
MDL number: MFCD00148879
EINECS: 607-637-9
| Pack Size | Price | Stock | Quantity |
| 10ML | RMB24.80 | In Stock |
|
| 100ML | RMB60.00 | In Stock |
|
| 500ML | RMB163.20 | In Stock |
|
| 2.5L | RMB520.00 | In Stock |
|
| 10l | RMB1791.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 33-36 °C |
| Boiling point: | >204 |
| Density | 1 g/mL at 25 °C |
| vapor pressure | <0.01 mm Hg ( 25 °C) |
| refractive index | n |
| Flash point: | >230 °F |
| storage temp. | Store below +30°C. |
| solubility | <10g/l |
| form | Fused mass |
| Specific Gravity | 0.961 |
| PH | 7 (H2O, 20℃)Aqueous solution |
| Water Solubility | <10g/L |
| InChI | 1S/C8H18O2/c1-3-5-6-10-8(4-2)7-9/h8-9H,3-7H2,1-2H3/t8-/m0/s1 |
| InChIKey | BJZYYSAMLOBSDY-QMMMGPOBSA-N |
| SMILES | OCCCCO |
| Surface tension | 31.9mN/m at 20°C |
| EPA Substance Registry System | Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy- (25190-06-1) |
Description and Uses
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.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H412 |
| Precautionary statements | P273 |
| target organs | Respiratory system |
| PPE | dust mask type N95 (US), Eyeshields, Gloves |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 1 |
| RTECS | MD0916000 |
| TSCA | TSCA listed |
| HS Code | 3907 20 20 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Acute Tox. 4 Oral STOT SE 3 |
| Toxicity | LD50 orally in Rabbit: > 5000 mg/kg |
