Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,3,3,5,5,7-hexamethyl-1,1,7,7-tetraphenyltetrasiloxane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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6904-66-1

6904-66-1 structure

6904-66-1 structure

Name: 1,3,3,5,5,7-hexamethyl-1,1,7,7-tetraphenyltetrasiloxane
Chemical Name: [dimethyl-[methyl(diphenyl)silyl]oxysilyl]oxy-dimethyl-[methyl(diphenyl)silyl]oxysilane
CAS Number: 6904-66-1
Molecular Formula: C₃₀H₃₈O₃Si₄
Molecular Weight: 558.96300
Create Date: 2017-05-10 13:13:19
Modify Date: 2025-08-25 08:18:25

Name	[dimethyl-[methyl(diphenyl)silyl]oxysilyl]oxy-dimethyl-[methyl(diphenyl)silyl]oxysilane
Synonyms	1,3,3,5,5,7-Hexamethyl-1,1,7,7-tetraphenyltetrasiloxane 1,3,3,5,5,7-Hexamethyl-1,1,7,7,-tetraphenyl-tetrasiloxan Tetrasiloxane,1,3,3,5,5,7-hexamethyl-1,1,7,7-tetraphenyl EINECS 230-013-9

Density	1.06g/cm3
Boiling Point	522.5ºC at 760 mmHg
Molecular Formula	C₃₀H₃₈O₃Si₄
Molecular Weight	558.96300
Flash Point	226.8ºC
Exact Mass	558.19000
PSA	27.69000
LogP	5.21920
Index of Refraction	1.555

HS Code	2934999090

18674-11-8 structure

18674-11-8

~%

6904-66-1 structure

6904-66-1

Literature: Bazant; Benes Collection of Czechoslovak Chemical Communications, 1959 , vol. 24, p. 624,626

Precursor 1
18674-11-8
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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