Description

3,4-Dihydroxy-3-cyclobutene-1,2-dione Dilithium Salt (CAS No. 104332-28-7) is a high-purity, organometallic compound with the molecular formula C₄Li₂O₄. Also known as Lithium Squarate, this unique cyclobutene derivative is characterized by its stable dianionic structure, making it a valuable reagent in advanced synthetic and materials chemistry applications. The compound is supplied as a fine, crystalline powder with exceptional solubility in polar aprotic solvents, ensuring ease of handling and integration into reaction systems. With a rigorously controlled synthesis process, our product guarantees >98% purity (HPLC), minimizing side reactions and optimizing yield in sensitive protocols. Ideal for researchers exploring novel coordination complexes, energy storage materials, or organic semiconductors, this dilithium salt is packaged under inert conditions to prevent degradation and ensure long-term stability.

Properties

• CAS Number: 104332-28-7
• Complexity: 141
• IUPAC Name: dilithium;3,4-dioxocyclobutene-1,2-diolate
• InChI: InChI=1S/C4H2O4.2Li/c5-1-2(6)4(8)3(1)7;;/h5-6H;;/q;2*+1/p-2
• InChI Key: SOCJEFTZDJUXNO-UHFFFAOYSA-L
• Exact Mass: 126.01166535
• Molecular Formula: C4Li2O4
• Molecular Weight: 126.0
• SMILES: [Li+].[Li+].C1(=C(C(=O)C1=O)[O-])[O-]
• Topological: 80.3
• Monoisotopic Mass: 126.01166535
• Synonyms: 104332-28-7, 3,4-DIHYDROXY-3-CYCLOBUTENE-1,2-DIONE DILITHIUM SALT, 682-892-7, lithium squarate, dilithium;3,4-dioxocyclobutene-1,2-diolate, 3,4-DIHYDROXY-3-CYCLOBUTENE-1,2-DIONE, DILITHIUM SALT, 98, dilithium squarate, dilithium 3,4-dioxocyclobut-1-ene-1,2-diolate, SCHEMBL864597, CHEBI:59716, E79900, Q27126869, 3,4-Dihydroxy-3-cyclobutene-1,2-dione,dilithium salt,98

Application

3,4-Dihydroxy-3-cyclobutene-1,2-dione Dilithium Salt serves as a key precursor in the synthesis of squaric acid derivatives for nonlinear optical materials. Its rigid planar structure facilitates the development of conductive polymers and lithium-ion battery electrolytes. Researchers also employ it as a chelating agent in transition metal catalysis and as a building block for supramolecular architectures.

Safety and Hazards

GHS Hazard Statements

• H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
• H312 (100%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H317 (100%): May cause an allergic skin reaction [Warning Sensitization, Skin]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H332 (100%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P272, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P333+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (100%)
• Acute Tox. 4 (100%)
• Skin Irrit. 2 (100%)
• Skin Sens. 1 (100%)
• Eye Irrit. 2 (100%)
• Acute Tox. 4 (100%)
• STOT SE 3 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.