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Chemical structure of 2,5-Bis((trimethylsilyl)ethynyl)thiophene

GB53964

2,5-Bis((trimethylsilyl)ethynyl)thiophene

Also known as trimethyl-[2-[5-(2-trimethylsilylethynyl)thiophen-2-yl]ethynyl]silane

2,5-Bis((trimethylsilyl)ethynyl)thiophene (catalogue number GB53964) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 79109-69-6. Molecular formula C14H20SSi2, molecular weight 276.54. IUPAC name: trimethyl-[2-[5-(2-trimethylsilylethynyl)thiophen-2-yl]ethynyl]silane. Supplied in 2 pack sizes, from 250mg at ₪150.92 to 1g at ₪505.79; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS79109-69-6MW276.54FormulaC14H20SSi2
CAS number
79109-69-6
Molecular weight
276.54
Formula
C14H20SSi2
InChIKey
RAPGDWBCCYLGCE-UHFFFAOYSA-N
Catalogue number
GB53964
Brand
GLPBIO
Computed properties PubChem CID 12702007 · TPSA 28.2 Ų · H-bond donors 0 · H-bond acceptors 1
TPSA
28.2 Ų
H-bond donors
0
H-bond acceptors
1
Rotatable bonds
4
Heavy atoms
17

SMILES C[Si](C)(C)C#CC1=CC=C(S1)C#C[Si](C)(C)C

Computed descriptors from PubChem (CID 12702007), 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.