ChemicalBook > CAS DataBase List > Tos-PEG3-CH2CO2tBu

Tos-PEG3-CH2CO2tBu

Product Name
Tos-PEG3-CH2CO2tBu
CAS No.
882518-89-0
Chemical Name
Tos-PEG3-CH2CO2tBu
Synonyms
Tos-PEG2-CH2-Boc;Tos-PEG2-CH2COOtBu;Tos-PEG3-CH2CO2tBu;tert-butyl 2-(2-(2-(tosyloxy)ethoxy)ethoxy)acetate;{2-[2-(Toluene-4-sulfonyloxy)-ethoxy]-ethoxy}-acetic acid tert-butyl ester;2-[2-[2-[[(4-methylphenyl)sulfonyl]oxy]ethoxy]ethoxy]-Acetic acid, 1,1-dimethylethyl;Acetic acid, 2-[2-[2-[[(4-methylphenyl)sulfonyl]oxy]ethoxy]ethoxy]-, 1,1-dimethylethyl ester;Tos-PEG2-CH2COOtBu/Acetic acid, 2-[2-[2-[[(4-methylphenyl)sulfonyl]oxy]ethoxy]ethoxy]-, 1,1-dimethylethyl ester
CBNumber
CB53062688
Molecular Formula
C17H26O7S
Formula Weight
374.45
MOL File
882518-89-0.mol
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Tos-PEG3-CH2CO2tBu Property

solubility 
Soluble in DMSO, DCM, DMF
form 
Liquid
color 
Colorless to light yellow
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Safety

HS Code 
2942000090
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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

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

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

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

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

P321Specific treatment (see … on this label).

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N-Bromosuccinimide Price

Activate Scientific
Product number
AS104008
Product name
Tos-PEG2-CH2COOtBu
Purity
95+%
Packaging
250mg
Price
$233
Updated
2021/12/16
BroadPharm
Product number
BP-22090
Product name
Tos-PEG3-CH2CO2tBu
Purity
98%
Packaging
250mg
Price
$360
Updated
2021/12/16
Activate Scientific
Product number
AS104008
Product name
Tos-PEG2-CH2COOtBu
Purity
95+%
Packaging
1g
Price
$532
Updated
2021/12/16
Apolloscientific
Product number
BIPG1859
Product name
Tos-PEG3-CH2CO2tBu
Packaging
250mg
Price
$701
Updated
2021/12/16
Matrix Scientific
Product number
179765
Product name
{2-[2-(Toluene-4-sulfonyloxy)-ethoxy]-ethoxy}-acetic acid tert-butyl ester
Purity
95%
Packaging
1g
Price
$1156
Updated
2021/12/16
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Tos-PEG3-CH2CO2tBu Chemical Properties,Usage,Production

Description

Tos-PEG3-CH2CO2tBu is a PEG linker containing a t-butyl ester and a tosyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The tosyl group is a very good leaving group for nucleophilic substitution reactions.

Tos-PEG3-CH2CO2tBu Preparation Products And Raw materials

Raw materials

Preparation Products

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Tos-PEG3-CH2CO2tBu Suppliers

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882518-89-0, Tos-PEG3-CH2CO2tBuRelated Search:


  • Tos-PEG3-CH2CO2tBu
  • Tos-PEG2-CH2COOtBu
  • tert-butyl 2-(2-(2-(tosyloxy)ethoxy)ethoxy)acetate
  • 2-[2-[2-[[(4-methylphenyl)sulfonyl]oxy]ethoxy]ethoxy]-Acetic acid, 1,1-dimethylethyl
  • Tos-PEG2-CH2-Boc
  • Acetic acid, 2-[2-[2-[[(4-methylphenyl)sulfonyl]oxy]ethoxy]ethoxy]-, 1,1-dimethylethyl ester
  • {2-[2-(Toluene-4-sulfonyloxy)-ethoxy]-ethoxy}-acetic acid tert-butyl ester
  • Tos-PEG2-CH2COOtBu/Acetic acid, 2-[2-[2-[[(4-methylphenyl)sulfonyl]oxy]ethoxy]ethoxy]-, 1,1-dimethylethyl ester
  • 882518-89-0
  • C17H26O7S