Cas no 9016-87-9 (Polymethylene(polyphenyl Isocyanate) (Mn~340-400))

Polymethylene(polyphenyl isocyanate) (Mn~340-400) is a polymeric isocyanate characterized by its low molecular weight range and high reactivity. It is commonly used as a crosslinking agent in polyurethane formulations due to its ability to enhance mechanical properties, thermal stability, and chemical resistance in cured materials. The product's consistent molecular weight distribution ensures predictable performance in coatings, adhesives, and elastomers. Its multifunctional nature allows for efficient network formation, improving durability and hardness in final products. Suitable for industrial applications, it offers compatibility with various polyols and other isocyanate-reactive compounds, facilitating tailored formulations for specific performance requirements. Proper handling is essential due to its moisture sensitivity and potential health hazards.
Polymethylene(polyphenyl Isocyanate) (Mn~340-400) structure
9016-87-9 structure
Product Name:Polymethylene(polyphenyl Isocyanate) (Mn~340-400)
CAS No:9016-87-9
MF:C8H7NO2
MW:149.146682024002
CID:48234
Update Time:2025-06-10

Polymethylene(polyphenyl Isocyanate) (Mn~340-400) Chemical and Physical Properties

Names and Identifiers

    • Polymethylene polyphenyl polyisocyanate
    • PMDI
    • POLYMETHYLENE POLYPHENYL ISOCYANATE, MOL WT 350-380
    • 1,6-Hexanediamine,polymer with N,N'''-1,6-hexanediylbis(N'-cyanoguanidine),hydrochloride
    • 2,2'-hexane-1,6-diylbis(1-cyanoguanidine)-hexane-1,6-diamine hydrochloride(1:1:1)
    • N,N'''-1,6-Hexanediylbis(N'-cyanoguanidine),hexamethylenediamine polymer,hydrochloride
    • Poly(hexamethylenebicyanoguanide-hexamethylenediamine) hydrochloride
    • polymeric biguanidin hydrochloride
    • polymeric diisocyanatodiphenylmethane
    • 4,4'-Diphenylmethane diisocyanate
    • Diphenylmethane diisocyanate
    • Bis(4-isocyanatophenyl)methane
    • Isonate
    • p,p'-Diphenylmethane diisocyanate
    • 1,1'-Methylenebis(4-isocyanatobenzene)
    • Methylbisphenyl isocyanate
    • 4,4'-Methylenediphenyl diisocyanate
    • Methylene bisphenyl isocyanate
    • 4,4'-Diisocyanatodiphenylmethane
    • Methylene diphenyl diisocyanate
    • 4,4'-Methylenebis(phenyl isocyanate)
    • Bis(p-isocyanatophenyl)methane
    • Diphenylmethyl diisocyanate
    • Caradate 30
    • Desmodur 44
    • Nacconate 300
    • Bis(1,4-isocyanatopheny
    • Polymethylene(polyphenyl Isocyanate) (Mn~340-400)
    • Inchi: 1S/C7H5NO.CH2O/c9-6-8-7-4-2-1-3-5-7;1-2/h1-5H;1H2
    • InChI Key: JTEOXXUIKUHXLD-UHFFFAOYSA-N
    • SMILES: O=C=NC1C=CC=CC=1.O=C

Computed Properties

  • Exact Mass: 250.07400
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 19
  • Rotatable Bond Count: 4
  • Complexity: 332
  • Topological Polar Surface Area: 58.9

Experimental Properties

  • Color/Form: Brown transparent liquid with pungent smell
  • Density: 1.2?g/mL?at 25?°C(lit.)
  • Boiling Point: 392?°C5?mm Hg
  • Flash Point: >230?°F
  • Refractive Index: n20/D 1.634
  • Stability/Shelf Life: Stable. Incompatible with strong oxidizing agents, alcohols. May decompose in moist air, or on contact with water.
  • PSA: 58.86000
  • LogP: 3.21200
  • Solubility: Not determined

Polymethylene(polyphenyl Isocyanate) (Mn~340-400) Security Information

Polymethylene(polyphenyl Isocyanate) (Mn~340-400) Customs Data

  • HS CODE:3909301000
  • Customs Data:

    China Customs Code:

    3909301000

Polymethylene(polyphenyl Isocyanate) (Mn~340-400) Pricemore >>

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Polymethylene(polyphenyl Isocyanate) (Mn~340-400) Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
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(CAS:9016-87-9)Polymethylene polyphenyl polyisocyanate
Order Number:LE8994
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:00
Price ($):discuss personally

Additional information on Polymethylene(polyphenyl Isocyanate) (Mn~340-400)

Recent Advances in Polymethylene(polyphenyl Isocyanate) (Mn~340-400) and Its Applications in Chemical Biomedicine

Polymethylene(polyphenyl Isocyanate) (Mn~340-400), with the CAS number 9016-87-9, is a critical chemical compound widely used in the biomedical and pharmaceutical industries. Recent studies have highlighted its versatility in drug delivery systems, biomaterial fabrication, and tissue engineering. This research briefing synthesizes the latest findings on its synthesis, functional properties, and emerging applications, providing a comprehensive overview for professionals in the field.

Recent research has focused on optimizing the synthesis of Polymethylene(polyphenyl Isocyanate) to enhance its molecular weight distribution and purity. Advanced polymerization techniques, such as controlled radical polymerization and catalytic methods, have been employed to achieve a more uniform molecular weight (Mn~340-400). These improvements have significantly impacted its performance in biomedical applications, particularly in enhancing the stability and biocompatibility of drug carriers.

One of the most promising applications of Polymethylene(polyphenyl Isocyanate) is in the development of targeted drug delivery systems. Studies have demonstrated its ability to form stable nanoparticles that can encapsulate hydrophobic drugs, improving their solubility and bioavailability. Furthermore, its reactive isocyanate groups allow for surface functionalization with targeting ligands, enabling precise drug delivery to specific tissues or cells. This has opened new avenues for treating cancers and other diseases with high precision and reduced side effects.

In addition to drug delivery, Polymethylene(polyphenyl Isocyanate) has shown potential in tissue engineering. Its mechanical properties and biodegradability make it an excellent candidate for scaffold fabrication. Recent in vitro and in vivo studies have confirmed its ability to support cell adhesion, proliferation, and differentiation, making it a valuable material for regenerative medicine. Researchers are also exploring its use in 3D printing to create customized scaffolds for complex tissue structures.

Despite these advancements, challenges remain in the large-scale production and clinical translation of Polymethylene(polyphenyl Isocyanate)-based products. Issues such as batch-to-batch variability, long-term stability, and potential immunogenicity need to be addressed. Ongoing research is focused on standardizing synthesis protocols and conducting comprehensive toxicity studies to ensure its safety and efficacy in clinical settings.

In conclusion, Polymethylene(polyphenyl Isocyanate) (Mn~340-400) continues to be a material of significant interest in the chemical biomedicine field. Its unique properties and versatility offer numerous opportunities for innovation in drug delivery and tissue engineering. Future research should prioritize overcoming existing challenges to fully realize its potential in improving healthcare outcomes.

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Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:9016-87-9)Polymethylene polyphenyl polyisocyanate
LE8994
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
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