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Tos-PEG5 t-butyl ester

Tos-PEG5 t-butyl ester Structure
  • ₹7700 - ₹22200
  • Product name: Tos-PEG5 t-butyl ester
  • CAS: 581065-94-3
  • MF: C22H36O9S
  • MW: 476.58
  • EINECS:
  • MDL Number:MFCD22574810
  • Synonyms:Tos-PEG5 t-butyl ester;tert-butyl 3-[2-(2-{2-[2-(toluene-4-sulfonyloxy)-ethoxy]ethoxy}ethoxy)ethoxy]propionate;CAS_581065-94-3;tert-Butyl 1-(Tosyloxy)-3,6,9,12-tetraoxapentadecan-15-oate;Tos-PEG5-Boc;Tos-PEG5-COOtBu;4,7,10,13-Tetraoxapentadecanoic acid, 15-[[(4-methylphenyl)sulfonyl]oxy]-, 1,1-dimethylethyl ester;Tos-PEG4-COOtBu
2 prices
Selected condition:

Brand

  • TCI Chemicals (India)

Package

  • 1G
  • 5G
  • ManufacturerTCI Chemicals (India)
  • Product numberB5902
  • Product descriptiontert-Butyl 1-(Tosyloxy)-3,6,9,12-tetraoxapentadecan-15-oate
  • Packaging1G
  • Price₹7700
  • Updated2022-05-26
  • Buy
  • ManufacturerTCI Chemicals (India)
  • Product numberB5902
  • Product descriptiontert-Butyl 1-(Tosyloxy)-3,6,9,12-tetraoxapentadecan-15-oate
  • Packaging5G
  • Price₹22200
  • Updated2022-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
TCI Chemicals (India) B5902 tert-Butyl 1-(Tosyloxy)-3,6,9,12-tetraoxapentadecan-15-oate 1G ₹7700 2022-05-26 Buy
TCI Chemicals (India) B5902 tert-Butyl 1-(Tosyloxy)-3,6,9,12-tetraoxapentadecan-15-oate 5G ₹22200 2022-05-26 Buy

Properties

Boiling point :560.5±50.0 °C(Predicted)
Density :1.151±0.06 g/cm3(Predicted)
refractive index :1.49
form :clear liquid
color :Colorless to Light yellow

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.

Description

Tos-PEG5-t-butyl ester 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.

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