Poly(phenylmethylsiloxane) (CAS 225927-21-9) — formula C10H24O2Si3, molecular weight 260.55; category organic chemicals.
Poly(phenylmethylsiloxane) (CAS 225927-21-9) is a chemical raw material in the organic chemicals category. Its molecular formula C10H24O2Si3 comprises 10 C, 24 H, 2 O, 3 Si atoms. Its molecular weight is about 260.55. 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 | 225927-21-9 |
|---|---|
| Molecular Formula | C10H24O2Si3 |
| Molecular Weight | 260.55 |
| Category | Organic Chemicals |
Poly(phenylmethylsiloxane) is a carbon-based organic compound with CAS registry number 225927-21-9 and molecular formula C10H24O2Si3 (molecular weight 260.55), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 225927-21-9
Its molecular formula C10H24O2Si3 comprises 10 C, 24 H, 2 O, 3 Si atoms.
Also known as: Poly(phenylmethylsiloxane) · 聚（苯基甲基硅氧烷）
Category: organic chemicals
The CAS registry number of Poly(phenylmethylsiloxane) is 225927-21-9.
Molecular formula C10H24O2Si3, molecular weight 260.55.
It is also registered under: Poly(phenylmethylsiloxane), 聚（苯基甲基硅氧烷）.
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 Poly(phenylmethylsiloxane) (CAS 225927-21-9), compiled from public chemistry databases.
| CAS Registry Number | 225927-21-9 |
|---|---|
| PubChem CID | 87390 |
| Molecular formula | C10H24O2Si3 |
| IUPAC name | bis[[ethenyl(dimethyl)silyl]oxy]-dimethylsilane |
| UNII (FDA) | NS00051796 |
| Molecular Weight | 260.55 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 6 |
| Exact Mass | 260.10840961 |
| Monoisotopic Mass | 260.10840961 |
| Topological Polar Surface Area | 18.5 |
| Heavy Atom Count | 15 |
225927-21-9; Trisiloxane, 1,5-diethenyl-1,1,3,3,5,5-hexamethyl-; RefChem:866057; Poly(phenylmethylsiloxane), vinyl terminated; 695-281-5; 17980-39-1; 1,1,3,3,5,5-Hexamethyl-1,5-divinyltrisiloxane; 1,5-DIVINYLHEXAMETHYLTRISILOXANE; 136777-27-0; bis[[ethenyl(dimethyl)silyl]oxy]-dimethylsilane; 1,5-Divinyl-1,1,3,3,5,5-Hexamethyl Trisiloxane; 1,5-Diethenyl-1,1,3,3,5,5-hexamethyltrisiloxane; MFCD00156460; 3,3,5,5,7,7-HEXAMETHYL-4,6-DIOXA-3,5,7-TRISILANONA-1,8-DIENE; EINECS 241-905-2; SCHEMBL1493180
| GHS notification summary | 7.1% (1 / 14) |
|---|
| GHS notification summary | 7.1% (1 / 14) |
|---|---|
| Reported hazard statements | H318 (92.9%) |
This chemical does not meet GHS hazard criteria for 7.1% (1 of 14) of reports.
H318 (92.9%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
Poly(phenylmethylsiloxane) · CAS 225927-21-9 · C10H24O2Si3. UNII NS00051796.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 聚（苯基甲基硅氧烷）