Hexamethyldisilane

Modify Date: 2025-08-23 14:52:35

Hexamethyldisilane structure	Common Name	Hexamethyldisilane
	CAS Number	1450-14-2	Molecular Weight	146.378
	Density	0.7±0.1 g/cm3	Boiling Point	113.5±9.0 °C at 760 mmHg
	Molecular Formula	C₆H₁₈Si₂	Melting Point	9-12 °C(lit.)
	MSDS	Chinese USA	Flash Point	5.8±11.8 °C
	Symbol	GHS02, GHS07, GHS08	Signal Word	Danger

Name	Hexamethyldisilane
Synonym	More Synonyms

Density	0.7±0.1 g/cm3
Boiling Point	113.5±9.0 °C at 760 mmHg
Melting Point	9-12 °C(lit.)
Molecular Formula	C₆H₁₈Si₂
Molecular Weight	146.378
Flash Point	5.8±11.8 °C
Exact Mass	146.094696
LogP	2.50
Vapour Pressure	24.5±0.2 mmHg at 25°C
Index of Refraction	1.391
Storage condition	Flammables area

Hexamethyldisilane MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: JM9170000

CHEMICAL NAME :: Disilane, hexamethyl-

CAS REGISTRY NUMBER :: 1450-14-2

LAST UPDATED :: 199706

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C6-H18-Si2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >20 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 59(4),14,1994

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >20 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 59(4),14,1994

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >20 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 59(4),14,1994

Symbol	GHS02, GHS07, GHS08
Signal Word	Danger
Hazard Statements	H225-H319-H334-H335
Precautionary Statements	P210-P261-P305 + P351 + P338-P342 + P311
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	F:Flammable
Risk Phrases	R11
Safety Phrases	S16-S23-S45-S9-S33
RIDADR	UN 1993 3/PG 2
WGK Germany	2
RTECS	JM9170000
Packaging Group	II
Hazard Class	3
HS Code	29310095

Precursor 9
CAS#:75-77-4 Chlorotrimethyl... CAS#:2857-97-8 Bromo(trimethyl... CAS#:109-99-9 thf CAS#:4648-54-8 Azidotrimethylsilane
CAS#:13465-77-5 Hexachlorodisilane CAS#:544-97-8 Dimethylzinc CAS#:7677-24-9 Trimethylsilyl ... CAS#:2700-22-3 benzylidenemalo...
CAS#:75-76-3 TMS
DownStream 9
CAS#:105253-32-5 4-bicyclo[2.2.2... CAS#:1014-66-0 trimethyl(4-nit... CAS#:1079-56-7 trimethyl-(2-ni... CAS#:5553-92-4 2-(4-METHOXYBEN...
CAS#:36971-28-5 (3-BROMO-4-PYRI... CAS#:3728-43-6 Benzene,1-methy... CAS#:613-33-2 BI-P-TOLYL CAS#:108-88-3 Toluene
CAS#:770-09-2 Benzyl(trimethy...

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%

Occurrence and characterization of a tetrahedral nucleopolyhedrovirus from Spilarctia obliqua (Walker).

J. Invertebr. Pathol. 132 , 135-41, (2015)

Spilarctia obliqua Walker (Lepidoptera: Arctiidae) is a polyphagous insect pest damaging pulses, oil seeds, cereals, vegetables and medicinal and aromatic plants in India. The pest also infests turmer...

Thin Solid Films 252 , 13, (1994)

J. Org. Chem. 58 , 3607, (1993)

Hexamethyldisilane

DISILANE M6

Me3Si-SiMe3

hexamethyl-disilan

(CH3)6Si2

Permethyldisilane

EINECS 215-911-0

Hecamethyldisilane

Disilane, 1,1,1,2,2,2-hexamethyl-

hexamethyl-silane

disilane,hexamethyl

CH7280

HMD

MFCD00008258

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Hexamethyldisilane
Price: Check
Purity: 98.0%
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Hexamethyldisilane
Price: ￥118.0/100ml ￥348.0/500ml
Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Hexamethyldisilane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Hexamethyldisilane
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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Hexamethyldisilane

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