Tos-PEG5-Tos - 98%, high purity , CAS No.37860-51-8

Item Number

T597177

Grouped product items
SKU	Size	Availability	Price
T597177-1g	1g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$82.90
T597177-10g	10g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$205.90
T597177-25g	25g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$298.90

Tos-PEG-Tos

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Basic Description

Synonyms	37860-51-8\|((Oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate)\|Bis-Tos-PEG4\|Tetraethylene glycol ditosylate\|Tetraethylene Glycol Di-p-tosylate\|Tetraethylene glycol di(p-toluenesulfonate)\|Tos-PEG5-Tos\|Tetraethylene Glycol
Specifications & Purity	98%
Storage Temp	Store at -20°C
Shipped In	Dry ice
Product Description	Tos-PEG5-Tos is a PEG derivative containing two tosyl groups. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a very good leaving group for nucleophilic substitution reactions.

Names and Identifiers

IUPAC Name	2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate
INCHI	InChI=1S/C22H30O9S2/c1-19-3-7-21(8-4-19)32(23,24)30-17-15-28-13-11-27-12-14-29-16-18-31-33(25,26)22-9-5-20(2)6-10-22/h3-10H,11-18H2,1-2H3
InChi Key	SLAONPBUWDUSSO-UHFFFAOYSA-N
Canonical SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
Isomeric SMILES	CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
WGK Germany	3
PubChem CID	3706987
Molecular Weight	502.59
Beilstein	1610990
Reaxy-Rn	1610992

Refractive Index

1.53

Flash Point(°F)

230 °F

Flash Point(°C)

110 °C

Safety and Hazards(GHS)

Pictogram(s)	GHS07
Signal	Warning
Hazard Statements	H315:Causes skin irritation H319:Causes serious eye irritation H335:May cause respiratory irritation
Precautionary Statements	P261:Avoid breathing dust/fume/gas/mist/vapors/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of water. P321:Specific treatment (see ... on this label). P405:Store locked up. P501:Dispose of contents/container to ... P264:Wash hands [and …] thoroughly after handling. P271:Use only outdoors or in a well-ventilated area. P304+P340:IF INHALED: Remove person to fresh air and keep comfortable for breathing. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P362+P364:Take off contaminated clothing and wash it before reuse. P264+P265:Wash hands [and …] thoroughly after handling. Do not touch eyes. P337+P317:If eye irritation persists: Get medical help. P332+P317:If skin irritation occurs: Get medical help. P319:Get medical help if you feel unwell.
WGK Germany	3
Reaxy-Rn	1610992

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Basic Description