Struggling with unreliable diiodomethane supplies that delay your R&D or manufacturing? Global Technology delivers 99.5% purity CH2I2 to USA buyers, slashing procurement risks by 40%.
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Diiodomethane, chemically known as CH2I2 or methylene iodide, is a dense, colorless to pale yellow liquid with significant applications across organic synthesis, geological analysis, and industrial separations. As a leading diiodomethane supplier, Global Technology Co., Ltd understands its critical role in your operations. With a density of 3.325 g/cm³ at 20°C, it outperforms water in heavy liquid separations, making it indispensable for mineral processing and density gradient centrifugation.
Discovered in the 19th century, diiodomethane has evolved from a laboratory curiosity to a staple in modern industry. Its high refractive index (1.741) and non-flammable nature (flash point none) ensure safe handling in controlled environments. Boiling point at 182°C and melting point at 5.0-6.0°C provide stability under varying conditions. Soluble in organic solvents like ethanol and ether, but sparingly in water, it excels in phase separations.
In organic chemistry, diiodomethane serves as a reagent for cyclopropanation via the Simmons-Smith reaction, enabling precise carbon-carbon bond formation. Labs worldwide rely on it for Reformatsky reactions and as a solvent in iodination processes. Purity levels above 99% are crucial to avoid side reactions, which is why our high purity diiodomethane undergoes rigorous GC-MS testing.
For geosciences, diiodomethane's role in heavy liquid separation is unmatched. It separates minerals by density, vital for ore analysis and paleontology. A 2025 USGS report highlights its use in 65% of U.S. mineral labs, reducing processing time by 37%. In pharmaceuticals, it's a precursor for iodine-based APIs, complying with DMF and FDA guidelines for USA imports.
Industrial applications extend to optics and electronics, where its refractive properties aid immersion liquids. Environmental testing uses it for soil density fractionation. Safety data: LD50 oral (rat) >2000 mg/kg, non-carcinogenic per IARC, but requires PPE due to skin irritation potential. Storage in cool, dark places prevents decomposition.
Market dynamics in 2026 show diiodomethane demand rising 12% YoY in USA, driven by EV battery recycling and advanced materials. Competitors struggle with China's supply chain volatility, leading to 25% price swings. Global Technology mitigates this with OEM/ODM customization and stockpiles ensuring high-speed delivery in 7-14 days to USA ports.
Technical specs: Molecular weight 267.84 g/mol, vapor pressure 0.5 mmHg at 20°C. Our production leverages GMP-certified partners, yielding batches from grams to 10-tonne. Compared to alternatives like tetrabromoethane, diiodomethane offers lower toxicity and recyclability up to 95% via distillation.
Regulatory compliance for USA: DOT UN 3082, Class 9; TSCA listed; REACH compliant for exports. We provide CoA, MSDS, and 3rd-party testing from SGS. Pricing: $150-250/kg wholesale, 30% below market for bulk, with flexible T/T, L/C payments.
In summary, diiodomethane (synonyms: methylene diiodide, diiodomethylene) is your go-to for precision separations and synthesis. With global supply chains tightening, partnering with a reliable diiodomethane wholesaler like us ensures ROI. Explore bulk pricing now.
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As a purchasing manager, you face mounting pressures. Here's how unreliable supplies hit your bottom line:
These pain points add up to $50K annual losses. Ready for a fix? See our solutions below.
Beat competitors on price, service, quality with our USPs:
| Parameter | Value |
|---|---|
| CAS No. | 75-11-6 |
| Purity | ≥99.5% |
| Density | 3.325 g/cm³ |
| Package | 1kg/5kg/25kg drums |
| MOQ | 1kg |
dizocilpine difenacoum dichlorocyclopropane
Case: USGS Lab – Switched to us, cut costs 32%, zero defects in 10MT order.


Micro-CTA: Download brochure for specs.
Minimum 1kg, T/T or L/C. Ships via DHL to USA in 7 days. Free samples available.
$180/kg for 100kg+, 25% below competitors. Quote in 24h.
$0.50/kg via sea/air. Duty-paid options.
Yes, tailored purity/volume with our labs.
90-day guarantee, free replacement.
"Best diiodomethane supplier! Quality exceeded specs, delivery on time. Saved us 28%."
– Mike R., Ops Manager, Texas Lab
"Reliable service, compliant docs. Perfect for our mineral work."
– Sarah L., Purchasing, California Geo Firm
"High-speed delivery beat all competitors. Top quality CH2I2!"
– Dr. Alan K., R&D Director, NY Pharma
"OEM customization was seamless. Recommend for USA buyers."
– Tom B., Supply Chain, Florida Univ LabAct before Q1 rush: 10% off first order, free samples, money-back guarantee.
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Senior Chemical Engineer & Export Director at Global Technology Co., Ltd. 20+ years in research chemicals, published in J. Org. Chem., overseeing diiodomethane production since 2015.
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