HEXAKIS(TRIMETHYLSILOXY)DISILOXANE

Modify Date: 2025-08-21 09:28:12

HEXAKIS(TRIMETHYLSILOXY)DISILOXANE structure	Common Name	HEXAKIS(TRIMETHYLSILOXY)DISILOXANE
	CAS Number	18602-90-9	Molecular Weight	607.30100
	Density	0.925g/cm3	Boiling Point	409.1ºC at 760 mmHg
	Molecular Formula	C₁₈H₅₄O₇Si₈	Melting Point	N/A
	MSDS	N/A	Flash Point	192.1ºC

Name	tris(trimethylsilyl) tris(trimethylsilyloxy)silyl silicate
Synonym	More Synonyms

Density	0.925g/cm3
Boiling Point	409.1ºC at 760 mmHg
Molecular Formula	C₁₈H₅₄O₇Si₈
Molecular Weight	607.30100
Flash Point	192.1ºC
Exact Mass	606.20200
PSA	64.61000
LogP	6.98320
Vapour Pressure	1.57E-06mmHg at 25°C
Index of Refraction	1.423
InChIKey	ZSVIBKXXPKFBHX-UHFFFAOYSA-N
SMILES	C[Si](C)(C)O[Si](O[Si](C)(C)C)(O[Si](C)(C)C)O[Si](O[Si](C)(C)C)(O[Si](C)(C)C)O[Si](C)(C)C

Safety Phrases	S22-S24/25
HS Code	2931900090

Precursor 10
CAS#:2754-27-0 Trimethylsilyl ... CAS#:17477-97-3 tris(Trimethyls... CAS#:37611-52-2 2-methyl a l l ... CAS#:75-77-4 Chlorotrimethyl...
CAS#:3555-47-3 Tetrakis(trimet... CAS#:16029-98-4 Trimethylsilyl ... CAS#:67-63-0 Isopropanol CAS#:107-46-0 Hexamethyldisiloxane
CAS#:67-56-1 Methanol CAS#:64-17-5 Ethanol
DownStream 0

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

1,1,1,7,7,7-Hexamethyl-3,3,5,5-tetrakis-trimethylsilyloxy-tetrasiloxan

1,1,1,7,7,7-hexamethyl-3,3,5,5-tetrakis-trimethylsilanyloxy-tetrasiloxane

Hexakis-trimethylsilyloxy-disiloxan

2.2.8.8-tetramethyl-4.4.6.6-tetrakis-trimethylsiloxy-2.4.6.8-tetrasila-3.5.7-trioxanonane

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Names