Polyethylene glycol monomethyl ether tosylate

Product Name: Polyethylene glycol monomethyl ether tosylate
CAS No.: 58320-73-3
Chemical Name: Polyethylene glycol monomethyl ether tosylate
Synonyms: mPEG-Ts;mPEG-OTs;m-PEG11-OTs;m-PEG11-Tos;PEG tosylate;mPEG tosylate;mPEG-Ts mPEG-OTs;Methoxy PEG tosylate;mPEG-Ts(mPEG-Tosylate);MPEG-Ots, average M.W. 5,000
CBNumber: CB32506826
Molecular Formula: C10H14O4S
Formula Weight: 230.28076
MOL File: 58320-73-3.mol

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Polyethylene glycol monomethyl ether tosylate Property

Melting point:: 54 °C
Flash point:: >110°C
form: Powder
color: White to off-white
Water Solubility: Soluble in water
α-end: methoxy
Ω-end: tosylate
EPA Substance Registry System: Poly(oxy-1,2-ethanediyl), .alpha.-[(4-methylphenyl)sulfonyl]-.omega.-methoxy- (58320-73-3)

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-60-37
WGK Germany: 3
TSCA: Yes
HS Code: 39072090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 729124
Product name: Poly(ethylene glycol) methyl ether tosylate
Purity: average M
Packaging: 5g
Price: $117.8
Updated: 2025/07/31

Sigma-Aldrich

Product number: 729116
Product name: Poly(ethylene glycol) methyl ether tosylate
Purity: average M
Packaging: 5g
Price: $80.84
Updated: 2025/07/31

Sigma-Aldrich

Product number: 729132
Product name: Poly(ethylene glycol) methyl ether tosylate
Purity: average Mn 2,000
Packaging: 5g
Price: $116
Updated: 2023/06/20

Synthonix

Product number: P73312
Product name: Poly(ethyleneglycol)methylethertosylate,averageMn400
Purity: 97%
Packaging: 1g
Price: $25
Updated: 2021/12/16

Synthonix

Product number: P73312
Product name: Poly(ethyleneglycol)methylethertosylate,averageMn400
Purity: 97%
Packaging: 5g
Price: $90
Updated: 2021/12/16

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Polyethylene glycol monomethyl ether tosylate Chemical Properties,Usage,Production

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.

Uses

PEG tosylate (MW 2000) is a biochemical reagent that can be used as a biological material or organic compound for life science related research.

Polyethylene glycol monomethyl ether tosylate Preparation Products And Raw materials

Raw materials

Preparation Products

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Polyethylene glycol monomethyl ether tosylate Suppliers

China 42 Germany 1 India 1 United States 4 Global 48

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58320-73-3, Polyethylene glycol monomethyl ether tosylateRelated Search:

Polyethylene Glycol METHOXYPOLYETHYLENE GLYCOL 5,000 PROPIONIC ACID Methoxypolyethylene glycols PEG-Azide, O-(2-Azidoethyl)-Oμ-methylpolyethylene glycol mPEG11-OH

Polyethylene glycol MonoMethyl ether p-toluenesulfonate, M.W. 5,000

mPEG-OTs

MPEG-Ots, average M.W. 6,000

MPEG-Ots, average M.W. 5,000

MPEG-OTs, average M.W. 20,000

m-PEG11-OTs

MPEG-Ots, average M.W. 4,000

MPEG-Ots, average M.W. 2,000

MPEG-OTs, average M.W. 30,000

MPEG-OTs, average M.W. 10,000

MPEG-Ots, average M.W. 1,000

Poly(ethylene glycol) methyl ether tosylate average Mn 2,000

Poly(ethylene glycol) methyl ether tosylate average Mn 5,000

Poly(ethylene glycol) methyl ether tosylate average Mn 900

Methoxy PEG tosylate

Methoxypolyethylene glycol tosylate

mPEG tosylate

PEG tosylate

Poly(ethylene glycol) methyl ether tosylate

m-PEG11-Tos

mPEG-OTs, 95%, average M.W. 1,000

mPEG-OTs, 95%, average M.W. 10,000

mPEG-OTs, 95%, average M.W. 2,000

mPEG-OTs, 95%, average M.W. 20,000

mPEG-OTs, 95%, average M.W. 30,000

mPEG-OTs, 95%, average M.W. 4,000

mPEG-OTs, 95%, average M.W. 5,000

mPEG-Ts

mPEG-Ts(mPEG-Tosylate)

Polyethylene glycol monomethyl ether tosylate

Polyethylene glycol MonoMethyl ether p-toluenesulfonate, M.W. 13,000

Polyethylene glycol MonoMethyl ether p-toluenesulfonate, M.W. 1,000

Polyethylene glycol monomethyl ether tosylate ISO 9001：2015 REACH

mPEG-Ts mPEG-OTs

mPEG-Tosylate/Methoxy PEG-Tosylate

Methoxy polyethylene glycol p-toluenesulfonate

Polyethylene glycol MonoMethyl ether p-toluenesulfonate

Poly(ethylene glycol) methyl ether tosylate, average Mn 400 - [P73312]

58320-73-3

MPEG-OTS

C28H50O13S

PEG

Materials Science

Monofunctional PEGs

Poly(ethylene glycol) and Poly(ethylene oxide)

Polymer Science

Polymers

Tosylate