5-CHLORO-1H-BENZOIMIDAZOL-2-OL
- CAS No.
- 2034-23-3
- Chemical Name:
- 5-CHLORO-1H-BENZOIMIDAZOL-2-OL
- Synonyms
- 5-chloro-1,3-dihydro-2H-benzo[d]imidazol-2-one;NSC10379;5-CHLOROBENZIMIDAZOLONE;5-Chloro-2-benzimidazolinone;5-CHLORO-1H-BENZOIMIDAZOL-2-OL;5-Chlorobenzimidazol-2(3H)-one;5-CHLORO-2-HYDROXYBENZIMIDAZOLE;6-CHLORO-2-HYDROXYBENZIMIDAZOLE;5-chloro-1H-benzo[d]imidazol-2-ol;5-Chloro-1H-benzo[d]imidazol-2(3H)
- CBNumber:
- CB4469267
- Molecular Formula:
- C7H5ClN2O
- Molecular Weight:
- 168.58
- MDL Number:
- MFCD00493866
- MOL File:
- 2034-23-3.mol
- MSDS File:
- SDS
| Product description | Number | Pack Size | Price |
| 6-CHLORO-2-HYDROXYBENZIMIDAZOLE AldrichCPR | S802360 | 1 unit | $32.7 |
| 6-CHLORO-2-HYDROXYBENZIMIDAZOLE AldrichCPR | S802360 | 5MG | $28.6 |
| 5-chloro-1,3-dihydro-1,3-benzodiazol-2-one >95% | OR909307 | 1g | $21 |
| 5-chloro-1,3-dihydro-1,3-benzodiazol-2-one >95% | OR909307 | 5g | $74 |
| 5-chloro-1,3-dihydro-1,3-benzodiazol-2-one >95% | OR909307 | 25g | $311 |
| More product size | |||
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| HS Code | 2933998090 |
5-CHLORO-1H-BENZOIMIDAZOL-2-OL price More Price(50)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | S802360 | 6-CHLORO-2-HYDROXYBENZIMIDAZOLE AldrichCPR | 2034-23-3 | 1 unit | $32.7 | 2026-04-30 | Buy |
| Sigma-Aldrich | S802360 | 6-CHLORO-2-HYDROXYBENZIMIDAZOLE AldrichCPR | 2034-23-3 | 5MG | $28.6 | 2023-06-20 | Buy |
| Apolloscientific | OR909307 | 5-chloro-1,3-dihydro-1,3-benzodiazol-2-one >95% | 2034-23-3 | 1g | $21 | 2026-06-04 | Buy |
| Apolloscientific | OR909307 | 5-chloro-1,3-dihydro-1,3-benzodiazol-2-one >95% | 2034-23-3 | 5g | $74 | 2026-06-04 | Buy |
| Apolloscientific | OR909307 | 5-chloro-1,3-dihydro-1,3-benzodiazol-2-one >95% | 2034-23-3 | 25g | $311 | 2026-06-04 | Buy |
5-CHLORO-1H-BENZOIMIDAZOL-2-OL Chemical Properties,Uses,Production
Uses
5-Chloro-2-benzimidazolinone is used in preparation of sea urchin like cobalt based photocatalyst and application in the conversion of carbon dioxide to prepare benzoazepine thereof.
Synthesis
95-83-0
530-62-1
2034-23-3
Example 66: General procedure for the synthesis of 5-chloro-1H-benzo[d]imidazol-2(3H)-ones from 4-chloro-1,2-benzenediamine and N,N'-carbonylbisimidazole 66A. 4-Chloro-1,2-benzenediamine (20 g, 140.27 mmol) was dissolved in tetrahydrofuran (THF, 250 mL), followed by batch addition of N,N'-carbonyl diimidazole (27.3 g, 168.32 mmol). The reaction mixture was stirred at 25 °C overnight. Upon completion of the reaction, the black reaction solution was evaporated to dryness, quenched with 2.0 N hydrochloric acid (100 mL) and filtered. The resulting solid was dissolved in methanol and purified by a 50 g SCX column to give 5-chloro-1H-benzo[d]imidazol-2(3H)-one (14.6 g, 61.7% yield) as a yellow solid. Mass spectrum (ESI+) m/z: [M+H]+ 169; HPLC retention time tR = 1.14 min; 1H NMR (399.902 MHz, DMSO-d6) δ 6.91 (1H, d), 6.97-6.94 (2H, m), 10.74 (2H, s).
References
[1] Journal of Medicinal Chemistry, 2006, vol. 49, # 12, p. 3719 - 3742
[2] Patent: WO2008/75109, 2008, A1. Location in patent: Page/Page column 167-168
[3] Journal of Heterocyclic Chemistry, 1965, vol. 2, p. 41,43
[4] Archiv der Pharmazie, 2000, vol. 333, # 5, p. 123 - 129
[5] Bioorganic and Medicinal Chemistry Letters, 2005, vol. 15, # 3, p. 719 - 723
5-CHLORO-1H-BENZOIMIDAZOL-2-OL Preparation Products And Raw materials
Raw materials
Preparation Products
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63687 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49979 | 58 |
| Guangzhou Yuheng Pharmaceutical Technology Co., Ltd | +8613580539051 | joe@yuhengpharm.com | CHINA | 21142 | 58 |
| Career Henan Chemica Co | +86-0371-86658258 +8613203830695 | laboratory@coreychem.com | China | 30225 | 58 |
| Baoji Guokang Healthchem Co., Ltd. | +86-0917-3909592 +86-13892490616 | gksales1@gk-bio.com | China | 9070 | 58 |
| HANGZHOU LEAP CHEM CO., LTD. | +86-571-87711850 | market18@leapchem.com | China | 24597 | 58 |
| HANGZHOU LEAP CHEM CO., LTD. | +86-571-87711850 | market18@leapchem.com | China | 43333 | 58 |
| Young Lively PharminBlock Co.,Ltd | +undefined18600731423 | jason_gao@yl-pharminblock.com | China | 1944 | 58 |
| Aladdin Scientific | tp@aladdinsci.com | United States | 57505 | 58 | |
| Amadis Chemical Company Limited | 571-89925085 | sales@amadischem.com | China | 131957 | 58 |
View Lastest Price from 5-CHLORO-1H-BENZOIMIDAZOL-2-OL manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
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2021-07-13 | 5-CHLORO-1H-BENZOIMIDAZOL-2-OL
2034-23-3
|
$10.00-15.00 | 1KG | 99%+ HPLC | Zhuozhou Wenxi import and Export Co., Ltd | ||
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2021-07-10 | 5-CHLORO-1H-BENZOIMIDAZOL-2-OL
2034-23-3
|
$10.00-15.00 | 1KG | 99%+ HPLC | Zhuozhou Wenxi import and Export Co., Ltd |
-

- 5-CHLORO-1H-BENZOIMIDAZOL-2-OL
2034-23-3
- $10.00-15.00
- 99%+ HPLC
- Zhuozhou Wenxi import and Export Co., Ltd
-

- 5-CHLORO-1H-BENZOIMIDAZOL-2-OL
2034-23-3
- $10.00-15.00
- 99%+ HPLC
- Zhuozhou Wenxi import and Export Co., Ltd
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