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58320-73-3

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58320-73-3 Structure

58320-73-3 Structure
IdentificationBack Directory
[Name]

Polyethylene glycol monomethyl ether tosylate
[CAS]

58320-73-3
[Synonyms]

mPEG-Ts
mPEG-OTs
m-PEG11-OTs
m-PEG11-Tos
PEG tosylate
mPEG tosylate
Methoxy PEG tosylate
mPEG-Ts(mPEG-Tosylate)
MPEG-Ots, average M.W. 1,000
MPEG-Ots, average M.W. 4,000
MPEG-Ots, average M.W. 2,000
MPEG-Ots, average M.W. 6,000
MPEG-Ots, average M.W. 5,000
MPEG-OTs, average M.W. 20,000
MPEG-OTs, average M.W. 30,000
MPEG-OTs, average M.W. 10,000
mPEG-OTs, 95%, average M.W. 1,000
mPEG-OTs, 95%, average M.W. 2,000
mPEG-OTs, 95%, average M.W. 4,000
mPEG-OTs, 95%, average M.W. 5,000
mPEG-OTs, 95%, average M.W. 20,000
mPEG-OTs, 95%, average M.W. 30,000
mPEG-OTs, 95%, average M.W. 10,000
Methoxypolyethylene glycol tosylate
Poly(ethylene glycol) methyl ether tosylate
Polyethylene glycol monomethyl ether tosylate
Poly(ethylene glycol) methyl ether tosylate average Mn 900
Poly(ethylene glycol) methyl ether tosylate average Mn 2,000
Poly(ethylene glycol) methyl ether tosylate average Mn 5,000
Polyethylene glycol monomethyl ether tosylate ISO 9001：2015 REACH
Polyethylene glycol MonoMethyl ether p-toluenesulfonate, M.W. 1,000
Polyethylene glycol MonoMethyl ether p-toluenesulfonate, M.W. 5,000
Polyethylene glycol MonoMethyl ether p-toluenesulfonate, M.W. 13,000
[Molecular Formula]

C10H14O4S
[MOL File]

58320-73-3.mol
[Molecular Weight]

230.281
Chemical PropertiesBack Directory
[Melting point ]

54 °C
[Fp ]

>110°C
[form ]

Powder
[color ]

White to off-white
[Water Solubility ]

Soluble in water
[EPA Substance Registry System]

Poly(oxy-1,2-ethanediyl), .alpha.-[(4-methylphenyl)sulfonyl]-.omega.-methoxy- (58320-73-3)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

36/37/38
[Safety Statements ]

26-60-37
[WGK Germany ]

3
[TSCA ]

Yes
[HS Code ]

39072090
Hazard InformationBack Directory
[Description]

m-PEG11-Tos is a PEG linker containing a tosyl group. The tosyl group is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media.
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