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Chemical structure of Hexamethoxydisiloxane

GB58810

Hexamethoxydisiloxane

Also known as trimethyl trimethoxysilyl silicate

Hexamethoxydisiloxane (catalogue number GB58810) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 4371-91-9. Molecular formula C6H18O7Si2, molecular weight 258.37. IUPAC name: trimethyl trimethoxysilyl silicate. Supplied in 2 pack sizes, from 5g at ₪558.81 to 25g at ₪1,741.70; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS4371-91-9MW258.37FormulaC6H18O7Si2
CAS number
4371-91-9
Molecular weight
258.37
Formula
C6H18O7Si2
InChIKey
XOAJIYVOSJHEQB-UHFFFAOYSA-N
Catalogue number
GB58810
Brand
GLPBIO
Computed properties PubChem CID 78080 · TPSA 64.6 Ų · H-bond donors 0 · H-bond acceptors 7
TPSA
64.6 Ų
H-bond donors
0
H-bond acceptors
7
Rotatable bonds
8
Heavy atoms
15

SMILES CO[Si](OC)(OC)O[Si](OC)(OC)OC

Computed descriptors from PubChem (CID 78080), 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.