Phenyl Trimethicone (CAS 2116-84-9) — formula C15H32O3Si4, molecular weight 372.75; category fine chemicals.
Phenyl Trimethicone (CAS 2116-84-9) is a chemical raw material in the fine chemicals category. Its molecular formula C15H32O3Si4 comprises 15 C, 32 H, 3 O, 4 Si atoms. Its molecular weight is about 372.75. 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 | 2116-84-9 |
|---|---|
| Molecular Formula | C15H32O3Si4 |
| Molecular Weight | 372.75 |
| Applications | Cosmetics, Antistatic, Antifoaming, Viscosity modifiers, U.S. Production: 2023: 3, 056 lb |
| Category | Fine Chemicals|Cosmetic Raw Materials |
Documented applications: Cosmetics, Antistatic, Antifoaming, Viscosity modifiers, U.S. Production: 2023: 3, 056 lb.
Phenyl Trimethicone is a high-value fine compound with CAS registry number 2116-84-9 and molecular formula C15H32O3Si4 (molecular weight 372.75), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 2116-84-9
Its molecular formula C15H32O3Si4 comprises 15 C, 32 H, 3 O, 4 Si atoms.
Also known as: Phenyl Trimethicone · 苯基聚三甲基硅氧烷 · Phenyltris(trimethylsiloxy)silane
Category: fine chemicals / cosmetic raw materials
The CAS registry number of Phenyl Trimethicone is 2116-84-9.
Molecular formula C15H32O3Si4, molecular weight 372.75.
It is also registered under: Phenyl Trimethicone, 苯基聚三甲基硅氧烷, Phenyltris(trimethylsiloxy)silane.
Recorded applications: Cosmetics, Antistatic, Antifoaming, Viscosity modifiers, U.S. Production: 2023: 3, 056 lb.
Category: Fine Chemicals / Cosmetic Raw Materials.
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 Phenyl Trimethicone (CAS 2116-84-9), compiled from public chemistry databases.
| CAS Registry Number | 2116-84-9 |
|---|---|
| PubChem CID | 62427 |
| Molecular formula | C15H32O3Si4 |
| IUPAC name | trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane |
| UNII (FDA) | S3QI0ZXT5X |
| Molecular Weight | 372.75 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 7 |
| Exact Mass | 372.14285102 |
| Monoisotopic Mass | 372.14285102 |
| Topological Polar Surface Area | 27.7 |
| Heavy Atom Count | 22 |
1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane; DTXSID6051857; RefChem:1051654; DTXCID9030414; 2116-84-9; Phenyltris(trimethylsiloxy)silane; 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane; Tris(trimethylsiloxy)phenylsilane; trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane; C15H32O3Si4; MFCD00053665; Silicone DC 556; S3QI0ZXT5X; DC 556; s21150; CS-0186280
| Regulatory & Food Contact | CIR / INCI: Emollient; Antifoaming; Antistatic |
|---|---|
| GHS notification summary | 10.7% (32 / 298) |
| GHS notification summary | 10.7% (32 / 298) |
|---|---|
| Reported hazard statements | H315 (43.3%), H319 (43.6%), H330 (45.3%), H335 (43%) |
This chemical does not meet GHS hazard criteria for 10.7% (32 of 298) of reports.
H315 (43.3%): Causes skin irritation [Warning Skin corrosion/irritation]
Phenyltris(trimethylsiloxy)silane · CAS 2116-84-9 · C15H32O3Si4. UNII S3QI0ZXT5X.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 苯基三(三甲基硅氧基)硅烷