hexamethyl diorthosilicate (CAS 4371-91-9) — formula C6H18O7Si2, molecular weight 258.37; category organic chemicals.
hexamethyl diorthosilicate (CAS 4371-91-9) is a chemical raw material in the organic chemicals category. Its molecular formula C6H18O7Si2 comprises 6 C, 18 H, 7 O, 2 Si atoms. Its molecular weight is about 258.37. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 4371-91-9 |
|---|---|
| Molecular Formula | C6H18O7Si2 |
| Molecular Weight | 258.37 |
| Category | Organic Chemicals |
hexamethyl diorthosilicate is a carbon-based organic compound with CAS registry number 4371-91-9 and molecular formula C6H18O7Si2 (molecular weight 258.37), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4371-91-9
Its molecular formula C6H18O7Si2 comprises 6 C, 18 H, 7 O, 2 Si atoms.
Also known as: hexamethyl diorthosilicate · 六甲氧基二硅氧烷
Category: organic chemicals
The CAS registry number of hexamethyl diorthosilicate is 4371-91-9.
Molecular formula C6H18O7Si2, molecular weight 258.37.
It is also registered under: hexamethyl diorthosilicate, 六甲氧基二硅氧烷.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for hexamethyl diorthosilicate (CAS 4371-91-9), compiled from public chemistry databases.
| CAS Number | 4371-91-9 |
|---|---|
| PubChem CID | 78080 |
| Molecular Formula | C6H18O7Si2 |
| IUPAC Name | trimethyl trimethoxysilyl silicate |
| UNII (FDA) | NS00045273 |
| Molecular Weight | 258.37 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 8 |
| Exact Mass | 258.05910598 |
| Monoisotopic Mass | 258.05910598 |
| Topological Polar Surface Area | 64.6 |
| Heavy Atom Count | 15 |
Hexamethyl diorthosilicate; EINECS 224-467-7; RefChem:786202; 224-467-7; 4371-91-9; hexamethoxydisiloxane; hexamethoxy disiloxane; trimethyl trimethoxysilyl silicate; Disiloxane, hexamethoxy-; MFCD02912820; DTXSID40963105; AKOS024390855; Trimethyl trimethoxysilyl orthosilicate #; Disilicic acid (H6-Si2-O7), hexamethyl ester; E78978; C6H18O7Si2
| GHS notifications | 71.4% (5 / 7) |
|---|
| GHS notifications | 71.4% (5 / 7) |
|---|---|
| Notified hazard statements | H225 (14.3%), H226 (14.3%), H315 (14.3%), H319 (14.3%), H335 (14.3%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 六甲氧基二硅氧烷