Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,1,3,3,5,5-Hexamethyl Cyclotrisilazane
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Hubei Changfu Chemical Co., Ltd.
China
Product Name: 1,1,3,3,5,5-Hexamethyl Cyclotrisilazane
Price: ￥Inquiry/1000kg ￥Inquiry/1kg ￥Inquiry/500g ￥Inquiry/100g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Alex
Email: sales@cfsilanes.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,2,4,4,6,6-Hexamethylcyclotrisilazane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

1009-93-4

1009-93-4 structure

Name: 1,1,3,3,5,5-Hexamethyl Cyclotrisilazane
Chemical Name: 2,2,4,4,6,6-Hexamethylcyclotrisilazane
CAS Number: 1009-93-4
Molecular Formula: C₆H₂₁N₃Si₃
Molecular Weight: 219.508
Catalog: Organic raw materials Hydrocarbon compounds and their derivatives Cyclic hydrocarbon
Create Date: 2018-03-24 08:00:00
Modify Date: 2025-08-25 15:48:24

Name	2,2,4,4,6,6-Hexamethylcyclotrisilazane
Synonyms	EINECS 213-773-6 2,2,4,4,6,6-HexaMethylcyclotrisilazane Dimethylsilazane Cyclic Trimer MFCD00039698 2,2,4,4,6,6-Hexamethyl-1,3,5,2,4,6-triazatrisilinane Cyclotrisilazane, 2,2,4,4,6,6-hexamethyl- 1,1,3,3,5,5-Hexamethyl Cyclotrisilazane

Density	0.9±0.1 g/cm3
Boiling Point	188.0±0.0 °C at 760 mmHg
Melting Point	−10 °C(lit.)
Molecular Formula	C₆H₂₁N₃Si₃
Molecular Weight	219.508
Flash Point	63.5±18.7 °C
Exact Mass	219.104324
PSA	36.09000
LogP	1.86060
Vapour Pressure	0.6±0.3 mmHg at 25°C
Index of Refraction	1.454

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GZ4720000

CHEMICAL NAME :: Cyclotrisilazane, 2,2,4,4,6,6-hexamethyl-

CAS REGISTRY NUMBER :: 1009-93-4

BEILSTEIN REFERENCE NO. :: 0774739

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C6-H21-N3-Si3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 1330 mg/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Cardiac - pulse rate Lungs, Thorax, or Respiration - respiratory depression

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 27(11),50,1983 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 5950 mg/kg/17W-I

TOXIC EFFECTS :: Related to Chronic Data - death

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 27(11),50,1983

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
RIDADR	1993
WGK Germany	3
RTECS	GZ4720000
Packaging Group	III
Hazard Class	3.2
HS Code	2901100000

75-78-5

1009-93-4

1020-84-4

Literature: Inorg.Synth., , vol. 5, p. 62 US2462635 , ; Journal of the American Chemical Society, , vol. 70, p. 3888,3889

75-78-5

2329-10-4

~13%

13270-82-1

75344-63-7

Detail

Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 52, # 8 p. 1843 - 1846,1633 - 1635

75-78-5

2329-10-4

~13%

13270-82-1

75344-63-7

Detail

Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 52, # 8 p. 1843 - 1846,1633 - 1635

51840-40-5

75-78-5

~14%

131967-49-2

131967-52-7

Detail

Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 60, # 9.2 p. 2107 - 2116,1879 - 1887

75-78-5

2329-10-4

~13%

13270-82-1

75344-63-7

Detail

Literature: J. Gen. Chem. USSR (Engl. Transl.), , vol. 52, # 8 p. 1843 - 1846,1633 - 1635

7664-41-7

75-78-5

71-43-2

1009-93-4

Detail

Literature: Journal of the American Chemical Society, , vol. 70, p. 3888,3889

Precursor 5
75-78-5 2329-10-4 51840-40-5 7664-41-7
71-43-2
DownStream 10
14487-60-6 18236-23-2 2329-10-4 2182-66-3
541-05-9 7418-21-5 976-28-3 3440-02-6
3449-24-9 54222-38-7

HS Code	2901100000
Summary	2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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