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333395

Sigma-Aldrich

Dichlorosilane

≥99.99% trace metals basis

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About This Item

Linear Formula:
Cl2SiH2
CAS Number:
Molecular Weight:
101.01
EC Number:
MDL number:
UNSPSC Code:
12352300
PubChem Substance ID:

vapor density

3.5 (vs air)

vapor pressure

1254 mmHg ( 20 °C)

description

film resistivity > 50 Ω-cm

Assay

≥99.99% trace metals basis

autoignition temp.

136 °F

expl. lim.

99 %

bp

8.3 °C (lit.)

mp

−122 °C (lit.)

SMILES string

Cl[SiH2]Cl

InChI

1S/Cl2H2Si/c1-3-2/h3H2

InChI key

MROCJMGDEKINLD-UHFFFAOYSA-N

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General description

Dichlorosilane (DCS) is a halogenated silicon based precursor that facilitates the growth of a variety of silane based films such as silicon oxide, silicon nitride, silicon carbide, and epitaxial growth of silica.

Application

DCS is widely used in the synthesis of a variety of silicon-based materials, which find applications in the development of organic electronics based devices, including OFETs, MEMS, NEMS, MOSFETS, and lithium-ion batteries.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 2 Inhalation - Eye Dam. 1 - Flam. Gas 1 - Press. Gas Liquefied gas - Skin Corr. 1B

Supplementary Hazards

Storage Class Code

2A - Gases

WGK

WGK 1

Flash Point(F)

-34.6 °F

Flash Point(C)

-37 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Dichlorosilane-derived nano-silicon inside hollow carbon spheres as a high-performance anode for Li-ion batteries.
Jaumann T, et al.
Journal of Material Chemistry C, 5(19), 9262-9271 (2017)
Low pressure chemical vapor deposition of silicon carbide from dichlorosilane and acetylene.
Wang C and Tsai D
Materials Chemistry and Physics, 63(3), 196-201 (2000)
Lu Xie et al.
Nanomaterials (Basel, Switzerland), 10(9) (2020-09-03)
With the development of new designs and materials for nano-scale transistors, vertical Gate-All-Around Field Effect Transistors (vGAAFETs) with germanium as channel materials have emerged as excellent choices. The driving forces for this choice are the full control of the short
Selective epitaxial growth using dichlorosilane and silane by low pressure chemical vapor deposition.
Zhang W, et al.
Microelectronic Engineering, 73, 514-518 (2004)
High growth rate 4H−SiC epitaxial growth using dichlorosilane in a hot-wall CVD reactor.
Chowdhury I, et al.
Journal of Crystal Growth, 316(1), 60-66 (2011)

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