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LC191 Acetylenedicarboxylic acid for synthesis |
Order number | Packaging | Quantity | Price € |
AC27191 | Glass bottle | 10 g | 27.675 |
Product information | |
Synonyms | Butynedioic acid |
Hill Formula | C4H2O4 |
HS Code | 2917 19 90 |
EC number | 205-536-0 |
Molar mass | 114.05 g/mol |
Storage | Store at +2°C to +8°C. |
CAS number | 142-45-0 |
Chemical and physical data | |
Solubility | (20 °C) soluble |
Melting point | 180 – 185 °C |
Molar mass | 114.05 g/mol |
Bulk density | 550 kg/m3 |
Flash point | 131 °C |
Safety information | |
Storage class | 10 – 13 Other liquids and solids |
WGK | WGK 3 highly water endangering |
Disposal | 4 Liquid organic acids or solutions should be diluted, if necessary, and carefully neutralized with sodium hydrogen carbonate (Cat. No. 106323) or with sodium hydroxide (Cat. No 106462). Before filling into container D, check the pH with pH universal indicator strips (Cat. No. 109535). |
Transport information | |
Declaration (transport by sea) IMDG-Code | No Dangerous Good |
Declaration (transport by air) IATA-DGR | No Dangerous Good |
Specifications | |
Assay (acidimetric) | ≥ 97 % |
Identity (IR) | passes test |
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– as quinine at 365 nm