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Propiolic acid

Propiolic acid chemical structure
CAS Number471-25-0
FormulaN/A
Mol. Weight70.05 g/mol

What is Propiolic acid?

Propiolic acid is a chemical compound with CAS number 471-25-0. It is used in various industrial and research applications.

Applications

Reagent employed in the synthesis of transition metal complexes,1 haloalkyl propiolates,2,3 and halopropenoates.4

Specifications

Linear Formula

HC≡CCOOH

Molecular Weight

70.05 g/mol

Assay/Purity

95%

Impurities

≤6.0% acetic acid

Boiling Point

102 °C/200 mmHg(lit.)

Density

1.138 g/mL at 25 °C(lit.)

Safety Information

GHS02GHS02
GHS05GHS05
GHS06GHS06
Signal Word

Danger

Hazard Statements

H226-H301-H310-H314

Precautionary Statements

P280-P302 + P350-P305 + P351 + P338-P310

Required PPE

Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter

Melting Point

16-18 °C(lit.)

EC Number

207-437-8

WGK Germany

3

Frequently Asked Questions