CHemwill -- UV-328 CAS NO.25973-55-1
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,D/A,T/T
- Available Specifications:
1(1-3)Metric Ton
- Product Details
Keywords
- UV absorber-328
- 2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol
- UV-328
Quick Details
- ProName: CHemwill -- UV-328
- CasNo: 25973-55-1
- Molecular Formula: thousand metric tons capacity Factory
- Appearance: As per COA
- Application: It is an important raw material and in...
- DeliveryTime: within 5days upon order
- PackAge: export standard
- Port: SHANGHAI or any port in China
- ProductionCapacity: 5 Metric Ton/Day
- Purity: 99% Ionic Liquids
- Storage: high quality and we have in stock
- Transportation: By AIR or by SEA
- LimitNum: 1 Metric Ton
- Moisture Content: < 0.5%
- Impurity: < 0.5%
- Grade: Industrial Grade
Superiority
Ultraviolet absorber UV-328
2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol
Chemwill Asia co.,Ltd is one of the leading manufacturer of Ionic Liquids in CHINA.
Our main production base is located in Xuzhou industry park. We produce a wide range of organics including Basic chemicals , Fine chemicals, Active pharmaceutical ingredients(APIs), Veterinary, Indole derivatives, Aromatics, Fluorine, Boronic acids, organocatalysts, chiral building blocks, heterocyclic compounds. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.
Our R&D team masters core technology for process-design of target building block as well as Tailor-made fine chemicals. Our manufactory specialised in extreme temperature conditions (-100ºC to +300ºC), hydrogenations reaction under high pressure, suzuki coupling reaction, photochemical reaction, Mitsunobu reactions, enantioselective reactions and asymmetric synthesis.
Think Chemistry,Think CHemWill
Factory Plant Address:
High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China
Shanghai office: (Export Department)
Address: 16FL., INDUSTRY & COMMERCIAL BUILDING, NO.45 YAN’AN ROAD(E), 200002, SHANGHAI, CHINA
Details
Ultraviolet absorber UV-328
2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol
Name | 2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol | |
Molecular Structure | ||
Molecular Formula | C22H29N3O | |
Molecular Weight | 351.49 | |
CAS Registry Number | 25973-55-1 | |
EINECS | 247-384-8 | |
Properties | ||
Melting point | 80-83 ºC |
Ultraviolet absorber UV-328
Chemical name:2-(2'-Hydroxy-3',5'-di-tert-pentylphenyl)-benzotriazole
Molecular formula:C22H29N3O
Structural formula:
Properties and application:It is a pale yellowish powder melting point 81, soluble in benzene, toluene, ethyl acetate and petroleum ether, slightly soluble in ethyl alcohol and methyl alcohol insoluble in water.
It is a excellent ultraviolet absorbet, UV max:345nm, solubility for polymer is good, volatility is little, mainly used for PE, PP,PS,PVC, poly ester and ABS resins, and so on.
Appearance
|
Light yellow powder
|
Melting point
|
≥81
|
Volatile matter
|
≤0.5%
|
Ash content
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≤0.05%
|
Transmissirity
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460nm≥97% 500nm≥98%
|
Purity
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≥99%
|
Package: 25kg Carton