Description

1,4-Phthalazinedione, 2,3-dihydro-5-nitro- (CAS No. 3682-15-3) is a high-purity nitro-substituted phthalhydrazide derivative with the molecular formula C₈H₅N₃O₄. This compound is widely utilized in organic synthesis, pharmaceutical research, and material science due to its unique heterocyclic structure and reactivity. It serves as a versatile intermediate in the preparation of dyes, fluorescent probes, and biologically active molecules. With a molecular weight of 207.14 g/mol, it is supplied as a fine crystalline powder, ensuring optimal solubility and handling for laboratory applications. Our product undergoes rigorous quality control, including HPLC and NMR analysis, to guarantee ≥98% purity, meeting the stringent demands of researchers and industrial scientists.

Properties

• CAS Number: 3682-15-3
• Complexity: 324
• IUPAC Name: 5-nitro-2,3-dihydrophthalazine-1,4-dione
• InChI: InChI=1S/C8H5N3O4/c12-7-4-2-1-3-5(11(14)15)6(4)8(13)10-9-7/h1-3H,(H,9,12)(H,10,13)
• InChI Key: YVOBBFQJMOGQOU-UHFFFAOYSA-N
• Exact Mass: 207.02800565
• Molecular Formula: C8H5N3O4
• Molecular Weight: 207.14
• SMILES: C1=CC2=C(C(=C1)[N+](=O)[O-])C(=O)NNC2=O
• Topological: 104
• Monoisotopic Mass: 207.02800565
• Synonyms: 5-nitro-2,3-dihydrophthalazine-1,4-dione, 1,4-Phthalazinedione, 2,3-dihydro-5-nitro-, 3-Nitro-phthalhydrazide, NSC 942, DTXSID7063130, YVOBBFQJMOGQOU-UHFFFAOYSA-, DTXCID9039238, 814-745-1, inchi=1/c8h5n3o4/c12-7-4-2-1-3-5(11(14)15)6(4)8(13)10-9-7/h1-3h,(h,9,12)(h,10,13), 3682-15-3, 3-Nitrophthalhydrazide, 3-Nitrophthalic Hydrazide, 2,3-Dihydro-5-nitro-1,4-phthalazinedione, 5-nitrophthalhydrazide, 3-Nitrophthalic hydrazine, NSC942, MFCD00006889, 2,3-Dihydro-5-, Oprea1_294149, 3-Nitrophthalhydrazide, 98%, SCHEMBL893998, 1, 2,3-dihydro-5-nitro-, NSC-942, RB3276, SBB057789, STK360023, AKOS003352500, CS-W015276, AS-54433, FN155755, 5-nitro-2,3-dihydro-phthalazine-1,4-dione, N0622, ST51006994, 5-Nitro-2,3-dihydro-1,4-phthalazinedione #, EN300-7400428, 5-nitro-1,2,3,4-tetrahydro-1,4-phthalazinedione, 5-nitro-1,2,3,4-tetrahydrophthalazine-1,4-dione, Q1491165

1,4-Phthalazinedione, 2,3-dihydro-5-nitro- is primarily used as a key intermediate in the synthesis of luminescent compounds and pharmaceutical agents. Its nitro group enhances electrophilic reactivity, making it valuable for coupling reactions in dye manufacturing. Researchers also employ it in the development of chemosensors due to its fluorescence-quenching properties. Additionally, it finds utility in crosslinking applications for polymer modification and as a precursor in heterocyclic chemistry.

Safety and Hazards

GHS Hazard Statements

• H302+H332 (66.7%): Harmful if swallowed or if inhaled [Warning Acute toxicity, oral; acute toxicity, inhalation]
• H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
• H312 (33.3%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• 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, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 4 (100%)
• Acute Tox. 4 (33.3%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2A (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.