MedKoo Cat#: 123161 | Name: Bis-Tos-PEG3
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Also known as Triethylene glycol bis(p-toluenesulfonate). It is a PEG-based PROTAC linker.

Chemical Structure

Bis-Tos-PEG3
Bis-Tos-PEG3
CAS#19249-03-7

Theoretical Analysis

MedKoo Cat#: 123161

Name: Bis-Tos-PEG3

CAS#: 19249-03-7

Chemical Formula: C20H26O8S2

Exact Mass: 458.1100

Molecular Weight: 458.54

Elemental Analysis: C, 52.39; H, 5.72; O, 27.91; S, 13.98

Price and Availability

Size Price Availability Quantity
5g USD 250.00 2 Weeks
10g USD 400.00 2 Weeks
25g USD 750.00 2 Weeks
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Related CAS #
No Data
Synonym
Triethylene glycol bis(p-toluenesulfonate); Tri(Ethylene Glycol) DI-P-Toluenesulfonate; Triethylene glycol di(p-toluenesulfonate); Triethylene glycol ditosylate
IUPAC/Chemical Name
(ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate)
InChi Key
KCONMNWPRXAWKK-UHFFFAOYSA-N
InChi Code
InChI=1S/C20H26O8S2/c1-17-3-7-19(8-4-17)29(21,22)27-15-13-25-11-12-26-14-16-28-30(23,24)20-9-5-18(2)6-10-20/h3-10H,11-16H2,1-2H3
SMILES Code
CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOS(=O)(=O)C1=CC=C(C)C=C1
Appearance
To be determined
Purity
>95% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
To be determined
Shelf Life
>2 years if stored properly
Drug Formulation
To be determined
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 458.54 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL