2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole
- Product Name
- 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole
- CAS No.
- 7189-82-4
- Chemical Name
- 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole
- Synonyms
- BCIM;APi-BCIM;Photocure Bcim;Einecs 230-555-6;Photoinitiator-BCIM;-Bi (III-Imidazole);UV Photoinitiator BCIM;Photopolymerizationinitiator;-Bis(O-Chlorophenyl)-4,4'2,2'-di-(o-nitrophenoxy)-biphenyl
- CBNumber
- CB9505629
- Molecular Formula
- C42H28Cl2N4
- Formula Weight
- 659.6
- MOL File
- 7189-82-4.mol
2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole Property
- Melting point:
- 194°C
- Boiling point:
- 810.3±75.0 °C(Predicted)
- Density
- 1.24±0.1 g/cm3(Predicted)
- vapor pressure
- 0-0Pa at 20-25℃
- solubility
- Chloroform (Slightly), DMSO (Slightly)
- form
- Solid:crystalline
- pka
- 3.37±0.10(Predicted)
- color
- Light yellow to Yellow to Green
- InChI
- InChI=1S/C42H28Cl2N4/c43-35-27-15-13-25-33(35)41-45-39(31-21-9-3-10-22-31)40(32-23-11-4-12-24-32)48(41)42(34-26-14-16-28-36(34)44)46-37(29-17-5-1-6-18-29)38(47-42)30-19-7-2-8-20-30/h1-28H
- InChIKey
- MHDULSOPQSUKBQ-UHFFFAOYSA-N
- SMILES
- C1(C2=CC=CC=C2Cl)N(C2(C3=CC=CC=C3Cl)N=C(C3=CC=CC=C3)C(C3=CC=CC=C3)=N2)C(C2=CC=CC=C2)=C(C2=CC=CC=C2)N=1
- LogP
- 7.6 at 35℃ and pH9
- CAS DataBase Reference
- 7189-82-4(CAS DataBase Reference)
- EPA Substance Registry System
- 1H-Imidazole, 2-(2-chlorophenyl)-1-[2-(2-chlorophenyl)-4,5-diphenyl-2H-imidazol-2-yl]-4,5-diphenyl- (7189-82-4)
Safety
- TSCA
- TSCA listed
- HS Code
- 29339900
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H413May cause long lasting harmful effects to aquatic life
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P273Avoid release to the environment.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- B1225
- Product name
- 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole [Photopolymerization Initiator]
- Purity
- >97.0%(T)
- Packaging
- 25g
- Price
- $80
- Updated
- 2025/07/31
- Product number
- C375435
- Product name
- 2,2''-Bis(2-chlorophenyl)-4,4'',5,5''-tetraphenyl-1,2''-biimidazole
- Packaging
- 250mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- C375435
- Product name
- 2,2''-Bis(2-chlorophenyl)-4,4'',5,5''-tetraphenyl-1,2''-biimidazole
- Packaging
- 2.5g
- Price
- $75
- Updated
- 2021/12/16
- Product number
- FB63046
- Product name
- 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole [Photopolymerization Initiator]
- Packaging
- 10g
- Price
- $43
- Updated
- 2021/12/16
- Product number
- FB63046
- Product name
- 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole [Photopolymerization Initiator]
- Packaging
- 25g
- Price
- $85
- Updated
- 2021/12/16
2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole Chemical Properties,Usage,Production
Uses
2,2''-Bis(2-chlorophenyl)-4,4'',5,5''-tetraphenyl-1,2''-biimidazole (CAS# 7189-82-4) is a hexaarylbiimidazole (HABI), a visible light thiol-ene photoinitiator, such as in the polymerization of 1,6-hexanediol diacrylate by hexaarylbisimidazoles and heterocyclic mercapto compounds.
Synthesis
Preparation of a bisimidazole photoinitiator (BCIM):
1. BCIM monomer wet cake is oxidatively coupled using H?O? in a biphasic system (aqueous alkali/dichloromethane) with a quaternary ammonium salt as phase-transfer catalyst.
2. Work-up: separation of organic phase, washing, and distillation to recover dichloromethane.
3. Isopropanol is added and distilled until turbidity. Water is added to crystallize the product, which is filtered, washed with isopropanol, and dried.
2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole manufacturers
- Product
- 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole 7189-82-4
- Price
- US $0.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- 500000kg
- Release date
- 2024-10-28
- Product
- UV Photoinitiator BCIM 7189-82-4
- Price
- US $120.00/kg
- Min. Order
- 1kg
- Purity
- 99%
- Supply Ability
- 20ton
- Release date
- 2024-06-07
- Product
- 2,2'-Bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-1,2'-biimidazole 7189-82-4
- Price
- US $0.00-0.00/kg
- Min. Order
- 1kg
- Purity
- 98%
- Supply Ability
- 1Ton
- Release date
- 2022-10-17