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9,9-Diphenyl-9H-fluoren-2-ol CAS：2129175-85-3
9,9-Diphenyl-9H-fluoren-2-ol CAS：2129175-85-3
Product Name : 9,9-Diphenyl-9H-fluoren-2-ol
CAS : 2129175-85-3
EINECS : Not available
MF : C25H18O
MW : 334.41 g/mol
Density : Not available
Melting Point : Not available
Boiling Point : Not available
Purity : ≥98%
Appearance : White to light yellow crystalline powder
Package : 10g, 25g, 100g, 500g, 1kg, 25kg or customized
Grade : Electronic grade, OLED material grade, Fine chemical grade
Storage Condition : Store at 2-8℃, sealed and dry storage, avoid strong light, high temperature and humid environment
Shelf Life : 2 years under proper storage
HS : 2907199090
Our Advantages: Supply Capacity & Service
As a professional fine chemical manufacturer in China,Lingzhiyue technology provide comprehensive product support, including:
✅ Competitive price, stable bulk supply to meet large-scale procurement needs.
✅ Custom Solutions: Custom Purity & Packaging to match different application scenarios and procurement requirements.
✅ Full test reports: COA, HPLC, NMR, MSDS and professional technical support for safe use and quality confirmation.
✅ Fast response within 12 hours to answer inquiries and solve problems in a timely manner, ensuring efficient communication.
If you need real-time price, inventory information or sample support, please feel free to send an inquiry. Request COA & Quotation:Lingzhiyue@aliyun.com
2-Hydroxy-9,9-diphenylfluorene, 9,9-Diphenylfluoren-2-ol
9,9-Diphenyl-9H-fluoren-2-ol (CAS：2129175-85-3) is a high-purity fluorene-based aromatic hydroxyl compound and a key fine chemical intermediate for optoelectronic materials. The molecule has a rigid 9,9-diphenylfluorene skeleton with a hydroxyl functional group at the 2-position, featuring excellent thermal stability, structural rigidity and good solubility in organic solvents. It is widely adopted in the synthesis of high-efficiency OLED luminescent materials, hole transport materials and functional polymer materials.
1. OLED Functional Material Intermediate: 9,9-Diphenyl-9H-fluoren-2-ol (CAS：2129175-85-3) is a core synthetic intermediate for high-performance OLED materials. Its unique rigid fluorene structure can effectively reduce molecular aggregation and exciton quenching, improving the luminous efficiency and service life of organic light-emitting diodes, and is widely used in the preparation of blue and green light-emitting layer materials.
2. Hole Transport Material Synthesis: This product can undergo structural modification and functional group derivation to prepare high-stability hole transport materials. The hydroxyl active site supports coupling and condensation reactions, helping synthesize high-mobility optoelectronic materials suitable for commercial OLED device packaging.
3. Functional Polymer Monomer: 9,9-Diphenyl-9H-fluoren-2-ol (CAS：2129175-85-3) serves as a special monomer for the synthesis of heat-resistant and light-stable functional polymers. It improves the thermal decomposition temperature and optical stability of polymer materials, and is applied in optoelectronic coating materials and optical film production.
4. Laboratory Optoelectronic R&D: With ≥98% high purity and stable chemical properties, the product is widely used in university laboratories and material research institutions for the development and performance verification of new fluorene-based optoelectronic materials.
Shipping Ways: DHL, FedEx, UPS, air freight, sea freight
Main Shipping Ports: Shanghai, Qingdao, Guangzhou, Tianjin
T/T, WeChat, Alipay, Western Union
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In order to provide an accurate quotation, buyers need to confirm the following information before quoting.
✅ Product name and CAS number
✅ Sample quantity or bulk quantity
✅ Required purity, grade or specification
✅ Usage direction
✅ Packing requirement
✅ Destination country or port
We conduct strict testing on every batch after production and re-inspect before shipment to ensure compliance. A Certificate of Analysis (COA) is provided for customers before procurement. We suggest that customers request samples from us before purchasing bulk products to ensure that product meet their requirements.
If the customer receives a product that does not meet the requirements during testing, please communicate with us within 7 days and we will provide technical guidance; If it is confirmed that it is a problem with our product, we will proceed with a return or exchange.
1. What is the MOQ of this product?
We accept flexible MOQ, including small quantities for laboratory R&D and large volumes for industrial production.
2. What is the delivery time?
Normally 3–7 working days after payment confirmation, depending on stock and order quantity.
3. Can I request a sample of 9,9-Diphenyl-9H-fluoren-2-ol (2129175-85-3) for testing before placing a bulk order?
Yes, we support quality evaluation by providing samples for laboratory testing. We understand the importance of verification in chemical sourcing; please contact our team to arrange a sample shipment.
4. How to guarantee product quality and handle quality issues?
Strict quality inspection is conducted before delivery, and each batch is equipped with a COA. If quality defects are found within 7 days after receipt, goods can be returned or exchanged after failing third-party testing to protect your interests.
5. Are technical documents available?
COA, TDS, and SDS can be provided to support product evaluation and industrial use.
6. What are the usage precautions for 9,9-Diphenyl-9H-fluoren-2-ol (2129175-85-3)?
This fluorene-based optoelectronic material is sensitive to ultraviolet light and high-temperature oxidation. Operators should wear standard laboratory protective equipment during use and conduct operations in a dust-free, dry and ventilated environment. Avoid contact with strong oxidizing agents and strong corrosive solvents. Unused materials must be sealed and stored at low temperature to prevent structural oxidation and performance degradation, ensuring the accuracy of material synthesis and device preparation experiments.
