Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,3,5,7-tetramethyl-1,1,3,5,7,7-hexaphenyltetrasiloxane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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38421-40-8

38421-40-8 structure

38421-40-8 structure

Name: 1,3,5,7-tetramethyl-1,1,3,5,7,7-hexaphenyltetrasiloxane
Chemical Name: methyl-[methyl(diphenyl)silyl]oxy-[methyl-[methyl(diphenyl)silyl]oxy-phenylsilyl]oxy-phenylsilane
CAS Number: 38421-40-8
Molecular Formula: C₄₀H₄₂O₃Si₄
Molecular Weight: 683.10200
Create Date: 2016-08-28 16:13:14
Modify Date: 2025-09-20 10:42:58

Name	methyl-[methyl(diphenyl)silyl]oxy-[methyl-[methyl(diphenyl)silyl]oxy-phenylsilyl]oxy-phenylsilane
Synonyms	EINECS 253-922-2 1,3,5,7-Tetramethyl-1,1,3,5,7,7-hexaphenyltetrasiloxan tetramethyl hexaphenyl tetrasiloxane 1,3,5,7-Tetramethyl-1,1,3,5,7,7-hexaphenyltetrasiloxane Tetrasiloxane,1,3,5,7-tetramethyl-1,1,3,5,7,7-hexaphenyl

Density	1.11g/cm3
Boiling Point	640.6ºC at 760mmHg
Molecular Formula	C₄₀H₄₂O₃Si₄
Molecular Weight	683.10200
Flash Point	280.2ºC
Exact Mass	682.22100
PSA	27.69000
LogP	5.77400
Index of Refraction	1.601

HS Code	2934999090

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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