CAS 1020-84-4|octamethylcyclotetrasilazane

Introduction：Basic information about CAS 1020-84-4|octamethylcyclotetrasilazane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	octamethylcyclotetrasilazane
CAS Number	1020-84-4	Molecular Weight	292.677
Density	0.9±0.1 g/cm3	Boiling Point	240.4±23.0 °C at 760 mmHg
Molecular Formula	C₈H₂₈N₄Si₄	Melting Point	96-99 °C(lit.)
MSDS	/	Flash Point	99.2±22.6 °C

Names

Name	Dimethylsilazane Cyclic Tetramer
Synonym	More Synonyms

Chemical & Physical Properties

Density	0.9±0.1 g/cm3
Boiling Point	240.4±23.0 °C at 760 mmHg
Melting Point	96-99 °C(lit.)
Molecular Formula	C₈H₂₈N₄Si₄
Molecular Weight	292.677
Flash Point	99.2±22.6 °C
Exact Mass	292.139099
PSA	48.12000
LogP	2.48080
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.461
InChIKey	FIADVASZMLCQIF-UHFFFAOYSA-N
SMILES	C[Si]1(C)N[Si](C)(C)N[Si](C)(C)N[Si](C)(C)N1
Storage condition	2~8℃，Seal

Safety Information

Hazard Codes	T: Toxic;
Risk Phrases	R25
Safety Phrases	S45
RIDADR	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	GZ4342500
Packaging Group	III
Hazard Class	8
HS Code	2915900090

Customs

HS Code	2915900090
Summary	2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

Synonyms

octamethylcyclotetrasilazane

EINECS 213-817-4

1,2,2,3,4,4,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetrazatetrasilocane

MFCD00046123

2,2,4,4,6,6,8,8-Octamethyl-1,3,5,7,2,4,6,8-tetrazatetrasilocane

Cyclotetrasilazane, 2,2,4,4,6,6,8,8-octamethyl-

1,1,3,3,5,5,7,7-Octamethyl Cyclotetrasilazane

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