Basic information
- CAS
14986-21-1- Standard SMILES
Cl[Si](Cl)(Cl)O[Si](Cl)(Cl)Cl- InChIKey
QHAHOIWVGZZELU-UHFFFAOYSA-N- Molecular formula
- Cl6OSi2
- Average molar mass
- 284.9 g/mol
- Monoisotopic mass
- 281.76188376
Names & identifiers
- Preferred name
- Hexachlorodisiloxane
- IUPAC
- trichloro(trichlorosilyloxy)silane
- English name
- HEXACHLORODISILOXANE
- Molecular formula
- Cl6OSi2
- Molecular weight
- 284.89
Names & synonyms
HexachlorodisiloxaneDisiloxane, hexachloro-Disiloxane, 1,1,1,3,3,3-hexachloro-EINECS 239-070-4DTXSID2065836RefChem:145907DTXCID5034852239-070-4QHAHOIWVGZZELU-UHFFFAOYSA-N14986-21-1trichloro(trichlorosilyloxy)silaneMFCD00031530
Show more names
hexachloro-disiloxanHCDSO (99.999% - Si)Oxybis(trichlorosilane)Hexachlorodisiloxane,96%Hexachloropropanedisiloxane1,1,1,3,3,3-Hexachloro Disiloxanerichloro(trichlorosilyloxy)silane
Cl6OSi2Perchlorodisiloxanetrichloro[(trichlorosilyl)oxy]silaneHCDSOSi2OCl6C3D4AS2UNHSCHEMBL2961341,1,1,3,3,3-Hexachlorodisiloxane
Database identifiers
- CAS
14986-21-1- PubChem CID
- 84745
- DTXSID
DTXSID2065836- UNII
- C3D4AS2UNH
- EC Number
- 239-070-4
- Nikkaji
- J241.371J
Properties
Computed structural properties
- Topological polar surface area
- 9.2 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 0
- Heavy atoms
- 9
- Formal charge
- 0
- Complexity
- 76.2
Experimental & physicochemical properties
SpringerMaterials Properties29Si nuclear magnetic resonance spectrum
Physicochemical properties
- Melting point
- 0 °C · <0°C
- Boiling point
- 137 °C · 137 °C(lit.)
- Density
- 1.575 g/mL · 1.575 g/mL at 25 °C(lit.)
- refractive index
- 20 · n20/D 1.428(lit.)
- Flash point
- 18 °C · 18 °C
- storage temp.
- 2 · 2-8°C, sealed storage, away from moisture
- form
- liquid
- Specific Gravity
- 1.575 · 1.575
- Appearance
- Colorless to light yellow Liquid
- Hydrolytic Sensitivity
- 8 · 8: reacts rapidly with moisture, water, protic solvents
- InChI
- InChI=1S/Cl6OSi2/c1-8(2,3)7-9(4,5)6
- InChIKey
- QHAHOIWVGZZELU-UHFFFAOYSA-N
- SMILES
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H225 (61.3%): Highly Flammable liquid and vapor [Danger Flammable liquids]
P210, P233, P240, P241, P242, P243, P260, P264, P280, P301+P330+P331, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P321, P363, P370+P378, P403+P235, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 62 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazard Classes and CategoriesFlam. Liq. 2 (61.3%)
Safety data
- F
- 3-10-21
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- UN 2985 3/PG 2
- risk_code
- 11-34-37
- Signal word
- Danger
- Symbol(GHS)
- GHS02,GHS05
- hazard_code
- F,C
- safety_code
- 16-26-36/37/39-45
- hazard_class
- 8
- packing_group
- III
- Hazard statements
- H225-H314
- Precautionary statements
- P210-P233-P240-P241-P242-P243-P280-P303+P361+P353-P370+P378-P403+P235-P501-P260-P264-P280-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P321-P305+P351+P338-P405-P501
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationDisiloxane, 1,1,1,3,3,3-hexachloro-: ACTIVE
Upstream & downstream products
Upstream raw materials
Downstream products
Suppliers53 total
Hebei Chuanghai Biotechnology Co., Ltd+86-17732866630 · [email protected]
温州共赢化学有限公司+86-0086-577-64498589 +86-15355981851 · [email protected]
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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