MedKoo Cat#: 123190 | Name: Bis-Tos-PEG4
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Description:

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

Bis-Tos-PEG4 (PROTAC Linker 16) is a PEG-based PROTAC linker.

Chemical Structure

Bis-Tos-PEG4
Bis-Tos-PEG4
CAS#37860-51-8

Theoretical Analysis

MedKoo Cat#: 123190

Name: Bis-Tos-PEG4

CAS#: 37860-51-8

Chemical Formula: C22H30O9S2

Exact Mass: 502.1300

Molecular Weight: 502.59

Elemental Analysis: C, 52.58; H, 6.02; O, 28.65; S, 12.76

Price and Availability

Size Price Availability Quantity
5g USD 250.00 2 Weeks
25g USD 650.00 2 Weeks
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Related CAS #
No Data
Synonym
Bis-Tos-PEG4; Tetraethylene glycol ditosylate; Tetraethylene glycol di(p-toluenesulfonate)
IUPAC/Chemical Name
((oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate)
InChi Key
SLAONPBUWDUSSO-UHFFFAOYSA-N
InChi Code
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
SMILES Code
O=S(C1=CC=C(C)C=C1)(OCCOCCOCCOCCOS(C2=CC=C(C)C=C2)(=O)=O)=O
Appearance
To be determined
Purity
>97% (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 502.59 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