Shanghai Nianxing Industrial Co., Ltd
China
Product Name: TRIS(TRIMETHYLSILOXY)PHENYLSILANE
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Hubei Changfu Chemical Co., Ltd.
China
Product Name: TRIS(TRIMETHYLSILOXY)PHENYLSILANE
Price: ￥Inquiry/1kg ￥Inquiry/500g ￥Inquiry/100g ￥Inquiry/1ton
Purity: 97.0%
Stocking Period: Inquiry
Contact: Alex
Email: sales@cfsilanes.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Phenyltris(trimethylsiloxy)silane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

2116-84-9

2116-84-9 structure

2116-84-9 structure

Name: TRIS(TRIMETHYLSILOXY)PHENYLSILANE
Chemical Name: trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane
CAS Number: 2116-84-9
Molecular Formula: C₁₅H₃₂O₃Si₄
Molecular Weight: 372.755
Catalog: Chemical reagent Silane reagent
Create Date: 2018-09-07 15:05:34
Modify Date: 2025-08-24 14:56:59

Name	trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane
Synonyms	Polyphenylmethyl siloxane TRIS(TRIMETHYLSILOXY)PHENYLSILANE Trisiloxane, 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)- phenyl dimethicone 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-[(trimethylsilyl)oxy]trisiloxane Dow Corning 556 Silicone DC 556 EINECS 218-320-6 Phenyl trimethicone MFCD00053665 UNII-DR0K5NOJ4R Benzene, [3,3,3-trimethyl-1,1-bis[(trimethylsilyl)oxy]disiloxanyl]- 2.2.6.6-tetramethyl-4-phenyl-4-trimethylsiloxy-2.4.6-trisila-3.5-dioxaheptane methylphenylpolysiloxane Dow 556 Fluid Phenyltris(trimethylsiloxy)silane

Density	0.9±0.1 g/cm3
Boiling Point	315.4±25.0 °C at 760 mmHg
Melting Point	-102ºC
Molecular Formula	C₁₅H₃₂O₃Si₄
Molecular Weight	372.755
Flash Point	128.6±23.6 °C
Exact Mass	372.142853
PSA	27.69000
LogP	8.28
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.458

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	26-36
WGK Germany	1
HS Code	2934999090

Precursor 5
75-77-4 3047-74-3 2996-92-1 18027-10-6
98-13-5
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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