Hydroquinone

• Catalog No.: H3660
• CAS Number: 123-31-9
• M. F.: C6H6O2
• M. W.: 110.11064

SYNONYMS

• Title: 对苯二酚
• IUPAC name: benzene-1,4-diol
• IUPAC Traditional name: α-hydroquinone
• Synonyms: 1,4-苯二酚; HQ; 1,4-二羟基苯

DATABASE IDS

• MDL Number: MFCD00002339
• Beilstein Number: 605970
• PubChem SID: 24895587
• EC Number: 204-617-8
• CAS Number: 123-31-9

PROPERTIES

• Suitability: meets USP testing specifications
• Suitability: suitable for pesticide residue analysis
• Auto Ignition Point: 930 °F
• Boiling Point: 285 °C(lit.)
• Flash Point: 165 °C
• Flash Point: 329 °F
• Melting Point: 172-175 °C(lit.)
• Vapor Density: 3.81 (vs air)
• Vapor Pressure: 1 mmHg ( 132 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H302-H317-H318-H341-H351-H400
• European Hazard Symbols: Harmful (Xn)
• European Hazard Symbols: Nature polluting (N)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P273-P280-P305 + P351 + P338
• Risk Statements: 22-40-41-43-50-68
• RTECS: MX3500000
• Safety Statements: 26-36/37/39-61
• German water hazard class: 3