CAS Number123-31-9
Synonyms1,4-benzenediol; MFCD00002339; 1,4-dihydroxyanthron; 1,4-Benzenediol,1,4-Dihydroxybenzene,HQ; p-hydroxy-PhOH; p-Benzenediol; Hydroquinone; 1,4-dihydroxyanthone; 1,4-Dihydroxy-benzol; 1,4-Dihydroxyxanthon; 1,4-Dihydroxybenzene; 1,4-Dihydroxy-xanthen-9-on; 1,4-dihydroxy-benzene; p-dihydroxybenzene; EINECS 204-617-8; 9H-Xanthen-9-one,1,4-dihydroxy; 1,4-dihydroxy-xanthen-9-one
Molecular FormulaC6H4-1,4-(OH)2
Molecular Weight110.11
Purity≥99%
Density1.3±0.1 g/cm3
Boiling Point285 °C (lit.)
Melting Point172-175 °C (lit.)
Appearancepowder
EINECS204-617-8
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 123-31-9 |
| Catalog No. | 2A-9014587 |
| Chinese Name | 对苯二酚 |
| Synonyms | 1,4-benzenediol; MFCD00002339; 1,4-dihydroxyanthron; 1,4-Benzenediol,1,4-Dihydroxybenzene,HQ; p-hydroxy-PhOH; p-Benzenediol; Hydroquinone; 1,4-dihydroxyanthone; 1,4-Dihydroxy-benzol; 1,4-Dihydroxyxanthon; 1,4-Dihydroxybenzene; 1,4-Dihydroxy-xanthen-9-on; 1,4-dihydroxy-benzene; p-dihydroxybenzene; EINECS 204-617-8; 9H-Xanthen-9-one,1,4-dihydroxy; 1,4-dihydroxy-xanthen-9-one |
| Molecular Formula | C6H4-1,4-(OH)2 |
| Molecular Weight | 110.11 |
| Purity | ≥99 |
| Density | 1.3±0.1 g/cm3 |
| Boiling Point | 285 °C (lit.) |
| Melting Point | 172-175 °C (lit.) |
| Appearance | powder |
| Water Solubility | 70 g/L (20 ºC) |
| Storage Condition | 1. Packed in polyethylene plastic bags, 5kg per ba |
| Packaging | III |
| EINECS | 204-617-8 |
| HTC | 2907221000 |
| PubChem ID | 57654278 |
| MDL Number | MFCD00002339 |
| SMILES | Oc1ccc(O)cc1 |
| InChI | 1S/C6H6O2/c7-5-1-2-6(8)4-3-5/h1-4,7-8H |
| InChI Key | QIGBRXMKCJKVMJ-UHFFFAOYSA-N |
| Beilstein/REAXYS | 605970 |
| NACRES Code | NA.77 |
| UNSPSC | 12352005 |
| Hazard Symbols | 9 |
| MSDS | msds/14587_1_123_31_9.pdf |
| Tax Rebate | 9.0% |
| Supervision | none |
| Transport Info | Product name: Summary 2907221000 hydroquinone. Supervision conditions:None. VAT: 17.0%. Tax rebate rate:9.0%. Lowest tariff: 5.5%. General tariff:30.0% |
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