2,5-Dihydroxy-1,4-benzoquinone , ≥98.0%(HPLC) , 615-94-1

Synonym(s):
2,5-Dihydroxy-p -benzoquinone;2,5-Dihydroxy-2,5-cyclohexadiene-1,4-dione;2,5-Dihydroxycyclohexa-2,5-diene-1,4-dione;Anilic acid

CAS NO.：615-94-1

Empirical Formula: C6H4O4

Molecular Weight: 140.09

MDL number: MFCD00001598

EINECS: 210-454-3

PRODUCT Properties

• Melting point: 235 °C (dec.)(lit.)
• Boiling point: 216.56°C (rough estimate)
• Density: 1.4596 (rough estimate)
• refractive index: 1.5800 (estimate)
• storage temp.: Sealed in dry,Room Temperature
• solubility: DMSO (Slightly), Methanol (Slightly, Heated)
• form: Powder
• pka: pK1:2.71;pK2:5.18 (25°C)
• color: Ochre to brown
• Water Solubility: Soluble in water.
• BRN: 1939229
• InChI: InChI=1S/C6H4O4/c7-3-1-4(8)6(10)2-5(3)9/h1-2,7,10H
• InChIKey: QFSYADJLNBHAKO-UHFFFAOYSA-N
• SMILES: C1(=O)C=C(O)C(=O)C=C1O
• CAS DataBase Reference: 615-94-1(CAS DataBase Reference)
• EPA Substance Registry System: 2,5-Cyclohexadiene-1,4-dione, 2,5-dihydroxy- (615-94-1)

Description and Uses

2,5-dihydroxy-1,4-benzoquinone dianion, and squarate as bridging ligands in the synthesis and magnetic properties of binuclear iron(III) complexes with oxalate. A Dinuclear 2,5-Dihydroxy-1,4-benzoquinone acts as a bridging ligand Ruthenium(II) Complex with the Dianion.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H302+H312+H332-H315-H319-H335
• Precautionary statements: P261-P280-P301+P312-P302+P352+P312-P304+P340+P312-P305+P351+P338
• target organs: Respiratory system
• PPE: dust mask type N95 (US), Eyeshields, Gloves
• Hazard Codes: Xn
• Risk Statements: 20/21/22-36/37/38
• Safety Statements: 26-37/39
• WGK Germany: 3
• TSCA: TSCA listed
• HS Code: 29146990
• Storage Class: 11 - Combustible Solids
• Hazard Classifications: Acute Tox. 4 Oral; Eye Irrit. 2; Skin Irrit. 2; STOT SE 3