Acetylenedicarboxylic acid CAS#: 142-45-0; ChemWhat Code: 60441
Names & Identifiers |
| Product Name | Acetylenedicarboxylic acid |
| Synonyms | ACETYLENEDICARBOXYLIC ACID FREE ACID;BUTYNEDIOIC ACID ACETYLENE DICARBOXYLIC ACID 99%;Acetylenedicarboxylic acid,98%;Acetylen-dicarbonsαure;But-2-ynedioic acid;2-Butynedioate;NSC-1903;NSC-631597 |
| CAS Registry Number | 142-45-0 |
| Molecular Formula | C4H2O4 |
| Molecular Weight | 114.06 |
| EINECS | 205-536-0 |
| Other Registry Numbers | |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 180-187 °C (dec.)(lit.) |
| Flash Point | 131 °C |
| Storage | 2-8°C |
| form | Crystalline Powder or Crystals |
| Color | White or cream to beige |
| Water Solubility | soluble |
| BRN | 878357 |
| InChIKey | YTIVTFGABIZHHX-UHFFFAOYSA-N |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | 2-Butynedioic acid(142-45-0) |
| EPA Substance Registry System | 2-Butynedioic acid(142-45-0) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | T,Xi |
| R Phrase | 25-36/37/38 |
| S Phrase | 26-45-37/39 |
| RIDADR | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| TSCA | Yes |
| Storage Class | 6.1 |
| Packing Group | II |
| HS Code | 29171990 |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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