1H-Benzimidazole,5-chloro-2-ethyl-(9CI)
- Product Name
- 1H-Benzimidazole,5-chloro-2-ethyl-(9CI)
- CAS No.
- 34569-15-8
- Chemical Name
- 1H-Benzimidazole,5-chloro-2-ethyl-(9CI)
- Synonyms
- 6-chloro-2-ethyl-1H-Benzimidazole;1H-BenziMidazole, 6-chloro-2-ethyl-;5-chloro-2-ethyl-1H-benzo[d]imidazole;6-CHLORO-2-ETHYL-1H-BENZO[D]IMIDAZOLE;1H-Benzimidazole,5-chloro-2-ethyl-(9CI)
- CBNumber
- CB91283849
- Molecular Formula
- C9H9ClN2
- Formula Weight
- 180.63
- MOL File
- 34569-15-8.mol
1H-Benzimidazole,5-chloro-2-ethyl-(9CI) Property
- Melting point:
- 168-170 °C
- Boiling point:
- 376.0±15.0 °C(Predicted)
- Density
- 1.291±0.06 g/cm3(Predicted)
- storage temp.
- Sealed in dry,Room Temperature
- pka
- 10.59±0.10(Predicted)
- Appearance
- Light brown to brown Solid
- InChI
- InChI=1S/C9H9ClN2/c1-2-9-11-7-4-3-6(10)5-8(7)12-9/h3-5H,2H2,1H3,(H,11,12)
- InChIKey
- AIXMQUWDZVRMJJ-UHFFFAOYSA-N
- SMILES
- C1(CC)NC2=CC(Cl)=CC=C2N=1
Safety
- HS Code
- 2933998090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
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
- OR932774
- Product name
- 6-Chloro-2-ethyl-1H-benzimidazole
- Purity
- 95%
- Packaging
- 250mg
- Price
- $125
- Updated
- 2021/12/16
- Product number
- 3H32-5-NB
- Product name
- 6-Chloro-2-ethyl-1H-benzimidazole
- Purity
- 95%
- Packaging
- 250mg
- Price
- $200
- Updated
- 2021/12/16
- Product number
- OR932774
- Product name
- 6-Chloro-2-ethyl-1H-benzimidazole
- Purity
- 95%
- Packaging
- 1g
- Price
- $225
- Updated
- 2021/12/16
- Product number
- HCH0124518
- Product name
- 1H-BENZIMIDAZOLE, 5-CHLORO-2-ETHYL-
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $499.28
- Updated
- 2021/12/16
- Product number
- OR932774
- Product name
- 6-Chloro-2-ethyl-1H-benzimidazole
- Purity
- 95%
- Packaging
- 5g
- Price
- $665
- Updated
- 2021/12/16
1H-Benzimidazole,5-chloro-2-ethyl-(9CI) Chemical Properties,Usage,Production
Synthesis
95-83-0
7424-54-6
34569-15-8
4-Chloro-1,2-benzenediamine (71.0 mg, 0.5 mmol) and 3,5-heptanedione (64.0 mg, 0.5 mmol) were used as raw materials, and the above materials and p-toluenesulfonic acid (9.5 mg, 0.05 mmol) were added sequentially in a 25 mL Schlenk flask. Subsequently, toluene (4.0 mL) was added and the reaction mixture was placed in a 60°C oil bath and stirred for 24 hours. After completion of the reaction, the solvent was evaporated under reduced pressure. The crude product was separated by silica gel column chromatography using petroleum ether/ethyl acetate as eluent to afford 5-chloro-2-ethyl-1H-benzo[d]imidazole in 95% yield.
References
[1] Organic Letters, 2014, vol. 16, # 3, p. 764 - 767
[2] Patent: CN103910682, 2016, B. Location in patent: Paragraph 0035-0037
[3] Journal of Chemical Sciences, 2018, vol. 130, # 1,
1H-Benzimidazole,5-chloro-2-ethyl-(9CI) Preparation Products And Raw materials
Raw materials
Preparation Products
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