Hexamethyldisilane
Names
[ CAS No. ]:
1450-14-2
[ Name ]:
Hexamethyldisilane
[Synonym ]:
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
Chemical & Physical Properties
[ 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
MSDS
Toxicological Information
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
Safety Information
[ 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
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ 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%
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