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Chemical structure of 1,2-Bis(triphenylsilyl)ethyne

GF45452

1,2-Bis(triphenylsilyl)ethyne

Also known as triphenyl(2-triphenylsilylethynyl)silane

1,2-Bis(triphenylsilyl)ethyne (catalogue number GF45452) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 18821-93-7. Molecular formula C38H30Si2, molecular weight 542.82. IUPAC name: triphenyl(2-triphenylsilylethynyl)silane. Supplied in 2 pack sizes, from 1g at ₪917.76 to 5g at ₪1,651.96; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS18821-93-7MW542.82FormulaC38H30Si2
CAS number
18821-93-7
Molecular weight
542.82
Formula
C38H30Si2
InChIKey
LMFGRWGBGANJPI-UHFFFAOYSA-N
Catalogue number
GF45452
Brand
GLPBIO
Computed properties PubChem CID 4450945 · TPSA 0 Ų · H-bond donors 0 · H-bond acceptors 0
TPSA
0 Ų
H-bond donors
0
H-bond acceptors
0
Rotatable bonds
8
Heavy atoms
40

SMILES C1=CC=C(C=C1)[Si](C#C[Si](C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4)(C5=CC=CC=C5)C6=CC=CC=C6

Computed descriptors from PubChem (CID 4450945), 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.