303607

3,3-Diethoxy-1-propyne

97%

• Synonym(s): Propargylaldehyde diethyl acetal, Propiolaldehyde diethyl acetal
• Linear Formula: (C₂H₅O)₂CHC≡CH
• CAS Number: 10160-87-9
• Molecular Weight: 128.17
• Beilstein/REAXYS Number: 1701566
• EC Number: 233-430-4
• MDL number: MFCD00009237
• UNSPSC Code: 12352100
• PubChem Substance ID: 24858132
• NACRES: NA.22

Properties

• assay: 97%
• form: liquid
• refractive index: n20/D 1.412 (lit.)
• bp: 138-139.5 °C (lit.)
• density: 0.894 g/mL at 25 °C (lit.)
• functional group: ether
• storage temp.: 2-8°C
• SMILES string: CCOC(OCC)C#C
• InChI: 1S/C7H12O2/c1-4-7(8-5-2)9-6-3/h1,7H,5-6H2,2-3H3
• InChI key: RGUXEWWHSQGVRZ-UHFFFAOYSA-N

Description

Application

3,3-Diethoxy-1-propyne was used in preparation of 3-boronoacrolein pinacolate, a heterodyne[1] and (E)-3-(tributylstannyl)-2-propenal.[2]

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H226,H315,H319,H335
• pcodes: P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 87.8 °F - closed cup
• flash_point_c: 31 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter