Bis(trimethylsilyl)acetylene | CAS 14630-40-1

Element: trimethylsilyl acetylene

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C-S » Chemicals » bis-trimethylsilyl-acetylene-PX37721

Identification

Bis(trimethylsilyl)acetylene

CAS:

14630-40-1

EINECS:

238-671-9

Molecular Formula:

C₈H₁₈Si₂

MDL:

MFCD00008276

SMILES:

C[Si](C)(C)C#C[Si](C)(C)C

Synonym:

acetylene, bis(trimethylsilyl)- ; bis(trimethylsilyl)acetylene ; btmsa ; bis(trimethylsilyl)ethyne ; 1,2-bis-trimethylsilanyl-ethyne ; timtec-bb sbb008997 ; bstma ; 1,2-bis(trimethylsilyl)ethyne ; ethynylbistrimethylsilanel ; 5-fluoro-2-methoxy-phenylamine

Description

In the presence of CpCo(CO)2 this undergoes cycloaddition with 1,5-hexadiynes to form benzocyclobutenes.

Suppliers

FAR Chemical

655262

DSL Chemicals (Shanghai) Co., Ltd.

C025337

Leap Chem Co., Ltd

LC15124536

Santa Cruz Biotechnology, Inc.

252475

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Prices & Availability

Data is processed

Properties for Bis(trimethylsilyl)acetylene

Molecular Weight:

170.4 g·mol−1

Density:

0.752 g/mL at 25 °C(lit.)

Melting point:

21-24 °C(lit.)

Boiling point:

136-137 °C(lit.)

Flash point:

29 °C

Hazard Statements

GHS03
Harmful

Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, categories 2, 3
Eye irritation, category 2A
Skin sensitization, category 1
Specific target organ toxicity following single exposure, category 3
- Respiratory tract irritation
- Narcotic effects

Not used

with the "skull and crossbones" pictogram
for skin or eye irritation if:
the "corrosion" pictogram also appears
the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:

R11 - Highly flammable
R36/37/38 - Irritating to eyes, respiratory system and skin

Safety Codes:

S16 - Keep away from sources of ignition - No smoking
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing

Hazard Classes:

Hazard Symbols:

F, Xi

Storage temperature :

0-6°C

RID/ADR certification :

UN 1993 3 / PG 2

Alternative Distributors of [Bis(trimethylsilyl)acetylene]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified