340359

Tributyl(phenylethynyl)tin

95%

• Linear Formula: C₆H₅C≡CSn[(CH₂)₃CH₃]₃
• CAS Number: 3757-88-8
• Molecular Weight: 391.18
• MDL number: MFCD00075186
• UNSPSC Code: 12352103
• PubChem Substance ID: 24860802

Properties

• Assay: 95%
• form: liquid
• refractive index: n20/D 1.532 (lit.)
• density: 1.116 g/mL at 25 °C (lit.)
• functional group: phenyl
• SMILES string: CCCC[Sn](CCCC)(CCCC)C#Cc1ccccc1
• InChI: 1S/C8H5.3C4H9.Sn/c1-2-8-6-4-3-5-7-8;3*1-3-4-2;/h3-7H;3*1,3-4H2,2H3;
• InChI key: PYMPTRMDPJYTDF-UHFFFAOYSA-N

Description

Application

Tributyl(phenylethynyl)tin can be used:

• As a substrate in the palladium-catalyzed homocoupling of organostannanes to yield biaryl compounds.[1]
• To prepare various enynals, which are employed in the synthesis of substituted benzene derivatives catalyzed by nickel.[2]
• In one of the key synthetic steps for the preparation of β-alkynylcorroles.[3]

Safety Information

• Pictograms: GHS06,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H301,H312,H315,H319,H360FD,H372,H410
• Precautionary Statements: P202 - P273 - P280 - P301 + P310 - P302 + P352 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Repr. 1B - Skin Irrit. 2 - STOT RE 1
• Storage Class Code: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 3
• Flash Point(F): 235.4 °F - closed cup
• Flash Point(C): 113 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves