Description
Tricyclo(8.2.2.24,7)hexadeca-4,6,10,12,13,15-hexaene, dichloro- (CAS: 28804-46-8), also known as Parylene C, is a high-performance polymeric material renowned for its exceptional chemical resistance, thermal stability, and electrical insulation properties. This dichlorinated poly(p-xylylene) derivative is widely utilized in advanced coating applications, particularly in the medical, electronics, and aerospace industries. With a molecular formula of C16H14Cl2, it forms ultra-thin, pinhole-free conformal coatings that provide superior moisture and gas barrier protection. Its biocompatibility and USP Class VI certification make it ideal for implantable medical devices. Available in high-purity grades, this compound is a critical material for researchers and engineers requiring reliable, long-term protective solutions.
Properties
- CAS Number: 28804-46-8
- Complexity: 234
- IUPAC Name: 2,8-dichlorotricyclo[8.2.2.24,7]hexadeca-1(13),4,6,10(14),11,15-hexaene
- InChI: InChI=1S/C16H14Cl2/c17-15-9-11-1-5-13(6-2-11)16(18)10-12-3-7-14(15)8-4-12/h1-8,15-16H,9-10H2
- InChI Key: VRBFTYUMFJWSJY-UHFFFAOYSA-N
- Exact Mass: 276.0472558
- Molecular Formula: C16H14Cl2
- Molecular Weight: 277.2
- SMILES: C1C(C2=CC=C(CC(C3=CC=C1C=C3)Cl)C=C2)Cl
- Monoisotopic Mass: 276.0472558
- Synonyms: Tricyclo[8.2.2.24,7]hexadeca-4,6,10,12,13,15-hexaene, dichloro-, Tricyclo(8.2.2.24,7)hexadeca-4,6,10,12,13,15-hexaene, dichloro-, 28804-46-8, Parylene C, 2,8-Dichloro-tricyclo[8.2.2.24,7]hexadeca-4,6,10,12,13,15-hexaene, 136002-57-8, 2,8-dichlorotricyclo[8.2.2.24,7]hexadeca-1(13),4,6,10(14),11,15-hexaene, Dichloro-2,2-p-cyclophane, SCHEMBL8721305, VRBFTYUMFJWSJY-UHFFFAOYSA-N, DTXSID201020550, MFCD01677987, AKOS025311000, SB66736, SY074706, 2,8-Dichlorotricyclo[8.2.2.2~4,7~]hexadeca-1(12),4,6,10,13,15-hexaene
Parylene C is extensively used as a conformal coating for electronic components, offering moisture and corrosion resistance. In the medical field, it serves as a biocompatible barrier for pacemakers, stents, and neural implants. Its chemical inertness makes it suitable for harsh environments, including aerospace and automotive applications. Researchers also employ it for MEMS device encapsulation due to its uniform deposition capabilities. Additionally, it is used in optical and sensor coatings for enhanced durability.
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