438170
Poly(ethylene glycol-ran-propylene glycol) monobutyl ether
average Mn ~1,700
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About This Item
Linear Formula:
CH3(CH2)3(OCH2CH2)x[OCH2CH(CH3)]yOH
CAS Number:
UNSPSC Code:
12162002
PubChem Substance ID:
MDL number:
InChI
1S/C4H10O.C3H8O2.C2H6O2/c1-2-3-4-5;1-3(5)2-4;3-1-2-4/h5H,2-4H2,1H3;3-5H,2H2,1H3;3-4H,1-2H2
SMILES string
OCCO.CCCCO.CC(O)CO
InChI key
QMNOIORHZMRPLS-UHFFFAOYSA-N
mol wt
average Mn ~1,700
refractive index
n20/D 1.458
viscosity
350 cSt(20 °C)(lit.)
bp
>200 °C (lit.)
transition temp
pour point −34 °C
solubility
H2O: soluble at <40 °C
density
1.051 g/mL at 25 °C
Application
Hydraulic fluids, metal working fluids and lubricants, heat transfer fluids, solder assist fluids, quenchants, lubricants, solvents, plasticizers and foam control agents.
Features and Benefits
Good lubricity under load, noncorrosive to metals. Very low ash content, low pour point, excellent thermal stability.
Storage Class
10 - Combustible liquids
wgk
WGK 1
flash_point_f
235.4 °F - closed cup
flash_point_c
113 °C - closed cup
ppe
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Regulatory Information
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The pluronic block copolymers are able to enhance the ultrasound-induced gene delivery in vitro. In the present study, the effects of pluronics on the efficiency of gene transfer into skeletal muscle in vivo under sonoporation were investigated. Plasmid DNA encoding
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