4,4'-Bis(diethylamino) benzophenone(CAS 90-93-7)
| Purity | Grade | Package | Stock | Price | Quantity |
| 98% | RG | 25G | In Stock | 3 USD
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| 98% | RG | 100G | In Stock | 7 USD
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| 98% | RG | 500G | In Stock | 21 USD
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| 98% | RG | 2.5KG | In Stock | 163 USD
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| 98% | RG | 25KG | In Stock | 1596 USD
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Physical and chemical properties of 90-93-7
Acidity coefficient |
4.14±0.32(Predicted) |
|---|---|
Boiling Point |
475.7±30.0 °C at 760 mmHg |
BRN |
2148611 |
Density |
1.0±0.1 g/cm3 |
Exact Mass |
324.220154 |
Flash Point |
193.6±16.9 °C |
Index of Refraction |
1.581 |
LogP |
5.99 |
Melting Point |
89-92 °C(lit.) |
Molecular Formula |
C21H28N2O |
Molecular Weight |
324.460 |
pH |
4-6 (50g/l, H2O, 20℃) |
PSA |
23.55000 |
Sensitivity |
Light Sensitive |
Storage condition |
Store below +30°C. |
Vapour Pressure |
0.0±1.2 mmHg at 25°C |
Water Solubility |
insoluble |
λmax |
352nm(THF)(lit.) |
Download COA of 90-93-7
Spectrums of 90-93-7
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Download SDS of 90-93-7
Pictograms |
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|---|---|
Signal Word |
Warning |
Hazard Statements |
H315 Causes skin irritation H319 Causes serious eye irritation H335 May cause respiratory irritation H400 Very toxic to aquatic life H413 May cause long lasting harmful effects to aquatic life |
Safety Data Sheet |
Q&A for CAS 90-93-7
1. How can I verify product quality?
Every batch is tested in accordance with ISO 9001 requirements. We provide a Certificate of Analysis (COA), NMR spectrum, purity report, and test methods with each shipment. Third-party retesting is supported, and we offer a full refund if our data is incorrect.
2. What is the delivery time?
Orders are shipped on the second business day via FedEx, DHL, or UPS. International deliveries typically arrive within 7 business days (subject to customs clearance).
3. What if the received product doesn’t meet quality standards?
If the product does not match the COA or has a quality issue, we will issue a full refund or replacement upon verification.
4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged in compliance with international regulations and shipped with an up-to-date Safety Data Sheet (SDS) to ensure safe and compliant transport.
5. Do you offer technical support?
Yes. Our technical team is available to assist with questions about product use, storage, purity requirements, applications, and more.
6. Are volume discounts available?
Yes. We offer competitive pricing for bulk orders. Please submit a quotation request, and we’ll provide a customized offer.
7. Do you provide samples?
Yes, samples are available for select products for testing and validation. Please submit a sample request or contact our sales team to confirm availability and specifications.
8. Do you have products in stock?
Items marked “In Stock” on our website are ready for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.
9. Can you customize purity or packaging?
Yes. We support customization of purity, packaging size, and special testing requirements. Please share your detailed needs, and we’ll provide a solution.
10. Is the COA consistent with the shipped batch?
Yes. The COA provided with your shipment matches the actual batch and includes the batch number. COAs shown online are for reference or from previous batches.
11. Do you support long-term supply agreements?
Yes. We offer stable batch consistency, pricing agreements, and safety stock options for long-term customers to ensure uninterrupted supply.
12. What payment methods do you accept?
We accept bank transfer (T/T), PayPal, and other methods. Credit terms may be available for qualified long-term partners.
Applications of 90-93-7
4,4'-Bis(diethylamino)benzophenone is widely used in various applications due to its effective photoinitiating properties:
- Photopolymerization: It is employed in dental materials and coatings for its ability to initiate polymerization under UV light.
- Adhesives and Sealants: The compound enhances the curing process in light-sensitive adhesives.
- Inks and Toners: It serves as a sensitizer in printing inks and toners.
- Dyes and Pigments: Its photochemical properties make it useful in dye production.
Retrosynthesis analysis of 90-93-7
Cas:75-44-5
Cas:91-66-7
Cas:93-98-1
Cas:4903-36-0
Operate under the ISO 9001 system
