Bis(trimethylsilyl)acetylene

Purity: 98%

Synonym(s): BTMSA

Formula: C8H18Si2 Molecular Weight: 170.4

CAS Number: 14630-40-1 Beilstein Number: 906870 EC Number: 238-671-9 MDL Number: MFCD00008276 PubChem CID: 84564

Properties

Shelf life: 720 days

Solubility: Not miscible or difficult to mix in water. Soluble in Chloroform and Methanol.

Sensitivity: moisture & air & Heat sensitive

Boiling point: 136-137°C

Melting point: 21-24°C

InChl: InChI=1S/C8H18Si2/c1-9(2, 3)7-8-10(4, 5)6/h1-6H3

Safety Information

Pictograms: GHS07; GHS02

Signal Word: Danger

Hazard Statements: H315; H319; H335; H225; H226

Precautionary Statements: P261; P305+P351+P338; P280; P370+P378; P210; P302+P352; P321; P405; P501; P233; P240; P264; P403+P235; P303+P361+P353; P271; P241; P304+P340; P403+P233; P362+P364; P242; P243; P264+P265; P337+P317; P332+P317; P319

WGK: 3

Storage: Store at 2-8°C; Argon charged

Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter