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Phenyltris(trimethylsiloxy)silane

CAS No.
2116-84-9
Chemical Name:
Phenyltris(trimethylsiloxy)silane
Synonyms
DC556;Phenyltris(trimethylsilyloxy)silane;trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane;DK209;-3-phenyL;oxy)trisiL;DowCorning556;SiliconeDC556;-3-(trimethyL;DowCorning556Fluid
CBNumber:
CB4154404
Molecular Formula:
C15H32O3Si4
Molecular Weight:
372.75
MDL Number:
MFCD00053665
MOL File:
2116-84-9.mol
MSDS File:
SDS
Last updated:2026-05-28 02:35:56

Phenyltris(trimethylsiloxy)silane Properties

Melting point -102°C
Boiling point 264 °C(lit.)
Density 0.921 g/mL at 20 °C(lit.)
vapor pressure 0.09Pa at 25℃
refractive index n20/D 1.437
Flash point 127°C
storage temp. Inert atmosphere,Room Temperature
form clear liquid
Specific Gravity 0.924
color Colorless to Almost colorless
Water Solubility 6.6μg/L at 23℃
Hydrolytic Sensitivity 1: no significant reaction with aqueous systems
Cosmetics Ingredients Functions HAIR CONDITIONING
SKIN CONDITIONING - OCCLUSIVE
ANTIFOAMING
LogP 9 at 20℃
CAS DataBase Reference 2116-84-9(CAS DataBase Reference)
FDA UNII S3QI0ZXT5X
EPA Substance Registry System Phenyl trimethicone (2116-84-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Signal word  Danger
Hazard statements  H330
Precautionary statements  P260-P271-P284-P304+P340-P310-P320-P403+P233-P405-P501
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  1
F  10-21
TSCA  TSCA listed
HS Code  2931.90.9010
REACH Registrations Active

Phenyltris(trimethylsiloxy)silane price More Price(20)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical H1460 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane >98.0%(GC) 2116-84-9 25g $42 2026-04-30 Buy
Synthonix H93991 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane 98% 2116-84-9 5g $23 2026-05-06 Buy
Synthonix H93991 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane 98% 2116-84-9 25g $29 2026-05-06 Buy
Synthonix H93991 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane 98% 2116-84-9 100g $70 2026-05-06 Buy
Synthonix H93991 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane 98% 2116-84-9 500g $300 2026-05-06 Buy
Product number Packaging Price Buy
H1460 25g $42 Buy
H93991 5g $23 Buy
H93991 25g $29 Buy
H93991 100g $70 Buy
H93991 500g $300 Buy

Phenyltris(trimethylsiloxy)silane Chemical Properties, Uses, Production

Description

Phenyl Trimethicone is a polylmethylsiloxane which improves the performance of most cosmetic formulations. This product is easy to emulsify with standard emulsifiers by common techniques. It provides better properties, such as resistant to oxidation, and good compatibility with cosmetic ingredients.
Phenyl Trimethicone is a derivative of silica, or silcione, and is used in cosmetics and beauty products as an anti-foaming agent, hair conditioning agent, and skin-conditioning agent. It reduces the tendency of formulas to generate foam when shaken, and increases hair's body, suppleness, and sheen, by improving the texture of hair that has been damaged by chemical treatment.

Uses

1. Good compatibility with cosmetic ingredients, reduce the tackiness and stickiness of organic ingredients in formulations.
- skin lotions and creams.
- suntan lotions and sprays.
- pre-shave lotions.
2. Enhance opaque material dispersion effect on physical preservatives and make-up products.
- Make-up products: lipstick, foundation and so on.
3. Used as a hair gloss agent in hair sprays,conditions and grooming brightener.

Flammability and Explosibility

Not classified

993-07-7
98-13-5
2116-84-9
Synthesis of Phenyltris(trimethylsiloxy)silane from Trimethylsilane and Phenyltrichlorosilane

Phenyltris(trimethylsiloxy)silane Preparation Products And Raw materials

Global Suppliers ( 179)
Supplier Tel Email Country ProdList Advantage
Shanghai Jiliu New Material Technology Co., Ltd 18817937917 18751119219 3138401991@qq.com China 497 58
Bengbu Chen Yixin Materials Technology Co., Ltd. 15655950695 15655950695 1608252589@qq.com China 492 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Wuhan Kemi-Works Chemical Co., Ltd 027-85736489 info@kemiworks.net China 540 57
Beijing HuaMeiHuLiBiological Chemical 010-56205725 waley188@sohu.com China 12323 58
TOKYO CHEMICAL INDUSTRY CO., LTD. 03-36680489 Sales-JP@TCIchemicals.com Japan 28364 80

View Latest Price from Phenyltris(trimethylsiloxy)silane manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Phenyltris(trimethylsiloxy)silane pictures 2026-10-15 Phenyltris(trimethylsiloxy)silane
2116-84-9
1kg 95 20 tons Hubei Changfu Chemical Co., Ltd.
Phenyltris(trimethylsiloxy)silane pictures 2026-03-20 Phenyltris(trimethylsiloxy)silane
2116-84-9
$10.00 1KG 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
Phenyltris(trimethylsiloxy)silane pictures 2025-08-27 Phenyltris(trimethylsiloxy)silane
2116-84-9
$1.00 1KG 20-35cs 20mt per month Wuhan KEMI-WORKS Chemical Co., Ltd.

Phenyltris(trimethylsiloxy)silane Spectrum

PHENYL-TRIS(TRIMETHYLSILOXY)SILANE TRIS(TRIMETHYLSILOXY)PHENYLSILANE 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane 1,1,1,5,5,5-hexamethyl-3-phenyl-3-[(trimethylsilyl)oxy]-trisiloxan 1,1,5,5,5-hexamethyl-3-phenyl-3-[(trimethylsilyl)oxy]trisiloxane DowCorning556 DowCorning556Fluid M3T(Ph):tris(trimethylsiloxy)phenylsilane 1,1,1,5,5,5-Hexamethyl-3-(trimethylsilyloxy)-3-phenylpentanetrisiloxane 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-[(trimethylsilyl)oxy]pentanetrisiloxane Phenyltris(triMethylsiloxy)silane (Equivalent to DC556 Fluid) phenlyltrimethicone dc556 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-((trimethylsilyl) Mehtylphenylpolysiloxane SiliconeDC556 Trisiloxane,1,1,1,5,5,5-hexamethyl-3-phenyl-3-(trimethylsiloxy)- Trisiloxane,1,1,1,5,5,5-hexamethyl-3-phenyl-3-[(trimethylsilyl)oxy]- METHYLPHENYLPOLYSILOXANE 1,1,5,5,5-Hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxan Mehtyl phenyl polysiloxane 1,1,1,5,5,5-hexamethyl-3-phenyl-3-[(trimethylsilyl)oxy]-trisiloxan DOW CORNING 556 SILICONE FLUID TRIS(TRIMETHYLSILOXY)PHENYLSILANE 99% 1,1,1,5,5,5-HexamethyL -3-(trimethyL oxy)trisiL 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane> -3-phenyL rimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane Phenyltris(trimethylsilyloxy)silane Phenyltris(trimethylsiloxyl)silane DK209 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane - [H93991] DC556 2116-84-9 C15H32O3Si4 Siloxanes Organosilicon Organometallic Reagents Organics Organometallic Reagents Organosilicon Siloxanes Organic silicon chemicals