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Chemical structure of TWEEN 20

GC19420

TWEEN 20

Also known as 2-[2-[3,4-bis(2-hydroxyethoxy)oxolan-2-yl]-2-(2-hydroxyethoxy)ethoxy]ethyl dodecanoate

TWEEN 20 is a polyoxyethylene (POE)-type nonionic surfactant

ChemicalCAS9005-64-5MW522.66FormulaC26H50O10
CAS number
9005-64-5
Molecular weight
522.66
Formula
C26H50O10
Solubility
DMSO : 50 mg/mL (ultrasonic and warming and heat to 60°C)
InChIKey
HMFKFHLTUCJZJO-UHFFFAOYSA-N
Catalogue number
GC19420
Brand
GLPBIO
Computed properties PubChem CID 443314 · XLogP 2.5 · TPSA 133 Ų · H-bond donors 3
XLogP
2.5
TPSA
133 Ų
H-bond donors
3
H-bond acceptors
10
Rotatable bonds
26
Heavy atoms
36

SMILES CCCCCCCCCCCC(=O)OCCOCC(C1C(C(CO1)OCCO)OCCO)OCCO

Computed descriptors from PubChem (CID 443314), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.