1,4-Diiodobenzene-Shandong Huashang Chemical Co., Ltd.

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1,4-Diiodobenzene

Product Details

Boiling Point	285 °C
useage	Industrial use
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appearance	White to light yellow crystalline powder
Stability	Light-sensitive; stable under dry, sealed conditions
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supplyCapacity	50000Metric Ton/Month
Solubility	Soluble in ether, ethanol, chloroform, toluene; insoluble in water
harbor	Qingdao,China
minorder	1KG
Melting Point	131–133 °C

Purity: ≥98.0% (GC), Typical result: 99.2%

Melting Range: 128–133 °C, Typical result: 131.5–132.8 °C

Loss on Drying: ≤0.5%, Typical result: 0.18%

Residue on Ignition: ≤0.1%, Typical result: 0.05%

Heavy Metals: ≤10 ppm, Typical result: <5 ppm

Iodide Content: ≤0.2%, Typical result: 0.08%

Appearance: White crystals, Conforms to standard

Applications (Detailed English)

Organic Synthesis Intermediate
- Key building block for Suzuki-Miyaura cross-coupling reactions.
- Precursor for synthesizing Martinellic acid (a natural bradykinin receptor antagonist).
- Used in preparing 1,4-bis(p-R-phenylethynyl)benzenes via Pd/Cu-catalyzed coupling.
- Starting material for oligo(1,4-phenylene ethynylene)s (conjugated polymers).
Pharmaceutical & Medical Chemistry
- Intermediate for antiseptics, disinfectants, and antimicrobial agents.
- Used in medical imaging contrast agents and radiopharmaceutical synthesis.
Material Science
- Fabrication of polarizing films for LCD displays.
- Surface-mediated synthesis of epitaxially aligned polyphenylene lines on Cu(110) via Ullmann dehalogenation.
Analytical Chemistry
- Reference standard for GC/HPLC calibration in environmental and pharmaceutical testing.
- Reagent for iodine-based derivatization in analytical sample preparation.

GHS Hazard: H315 (skin irritation), H319 (eye irritation), H335 (respiratory irritation).
Storage: Keep in a dark, dry, sealed container at room temperature; protect from light/moisture.
UN Class: Not classified as dangerous goods for transport.