Pyrocatechol CAS#: 120-80-9; ChemWhat Code: 25034
Names & Identifiers |
| Product Name | Pyrocatechol |
| Synonyms | 1,2-Benzenediol (pyrocatechol);1,2-benzenediol[qr];1,2-dihydroxybenzene[qr];2-Hydroxyphenol;2-hydroxyphenol[qr];ai3-03995[qr];Benzene, o-dihydroxy-;benzene,1,2-dihydroxy- |
| CAS Registry Number | 120-80-9 |
| Molecular Formula | C6H6O2 |
| Molecular Weight | 110.11 |
| EINECS | 204-427-5 |
| 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 | 103 °C |
| Boiling Point | 245 °C(lit.) |
| Density | 1,371 g/cm3 |
| vapor Density | 3.8 (vs air) |
| vapor pressure | 1 mm Hg ( 75 °C) |
| Flash Point | 279 °F |
| Storage | Store at RT. |
| Solubulity | 430g/l |
| form | Crystalline Flakes |
| pka | 9.85(at 20℃) |
| Color | white to faintly beige |
| PH | 6 (100g/l, H2O, 20℃) |
| Explosive Limit | 1.97%(V) |
| Water Solubility | 430 g/L (20 ºC) |
| Sensitive | Air & Light Sensitive |
| Merck | 14,7999 |
| BRN | 471401 |
| Stability: | Stable. Substances to be avoided include acid chlorides, acid anhydrides, bases, oxidizing agents, nitric acid. Light sensitive; may discolour on exposure to air. Combustible. |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | 1,2-Benzenediol(120-80-9) |
| EPA Substance Registry System | 1,2-Benzenediol(120-80-9) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | Xn |
| R Phrase | 21/22-36/38-68-43 |
| S Phrase | 22-26-37-39 |
| RIDADR | UN 2811 6.1/PG 3 |
| WGK Germany | 2 |
| RTECS | UX1050000 |
| TSCA | Yes |
| Storage Class | 6.1 |
| Packing Group | III |
| Hazardous Substances Data | 120-80-9(Hazardous Substances Data) |
| 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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