2,3-DICHLOROBENZYL BROMIDE
- CAS No.57915-78-3
- Chemical Name:2,3-DICHLOROBENZYL BROMIDE
- CBNumber:CB9283455
- Molecular Formula:C7H5BrCl2
- Formula Weight:239.92
- MOL File:57915-78-3.mol
- Melting point 29-32 °C
- Boiling point 140-144 °C (31 mmHg)
- Density 1.679±0.06 g/cm3(Predicted)
- storage temp. Inert atmosphere,Room Temperature
- form Low Melting Solid
- color White
- UNSPSC Code 12352200
- Hazard Codes :C,N,Xn
- Risk Statements :34-50/53-36-22
- Safety Statements :45-36/37/39-25-61-60-26
- HS Code :29036990
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NFPA 704:
0 3 0
-
Symbol(GHS)
- Signal wordWarning
- Hazard statements H302-H315-H319-H332-H335
- Precautionary statements P280-P305+P351+P338-P310
- Brand: TCI Chemicals (India)
- Product number: D2920
- Product name : 2,3-Dichlorobenzyl Bromide
- Purity: min. 98.0 %
- Packaging: 5G
- Price: ₹4100
- Updated: 2022/05/26
- Buy: Buy
- Brand: TCI Chemicals (India)
- Product number: D2920
- Product name : 2,3-Dichlorobenzyl Bromide
- Purity: min. 98.0 %
- Packaging: 25G
- Price: ₹14300
- Updated: 2022/05/26
- Buy: Buy
2,3-DICHLOROBENZYL BROMIDE Chemical Properties,Usage,Production
- Chemical Properties White low melting solid
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Synthesis
38594-42-2
57915-78-3
General procedure for the synthesis of 2,3-dichlorobenzyl bromide from 2,3-dichlorobenzyl alcohol: Phosphorus tribromide (40.7 g, 0.151 mol) was added slowly and dropwise to a solution of 2,3-dichlorobenzyl alcohol (75 g, 0.431 mol) in toluene (800 ml) at room temperature with continuous stirring. The reaction mixture was continued to be stirred at room temperature for 2 hours and then concentrated. The concentrated residue was neutralized with aqueous sodium bicarbonate and subsequently extracted with dichloromethane (300 ml x 3). The organic layer was washed with brine, dried over anhydrous sodium sulfate, filtered and the filtrate was concentrated to give 2,3-dichlorobenzyl bromide (84.7 g, 83% yield) as a dark solid.
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References
[1] Patent: WO2013/28263, 2013, A1. Location in patent: Page/Page column 79
[2] Pest Management Science, 2000, vol. 56, # 10, p. 875 - 881
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- 2,4-Dichlorobenzyl bromide 2,5-DICHLOROBENZYL BROMIDE 3,4-Dichlorobenzyl bromide 97%,3,4-DICHLOROBENZYL BROMIDE ALPHA-BROMO-2,6-DICHLOROTOLUENE (2,6-DICHLOROBENZYL BROMIDE),2 6-DICHLOROBENZYL BROMIDE 98%,2,6-Dichlorobenzyl bromide, 99+%,2,6-DICHLOROBENZYL BROMIDE 3,5-Dichlorobenzyl bromide 2-(Bromomethyl)-3,4,5-trichlorophenylboronic acid 2,3-DICHLORO-6-(TRIFLUOROMETHYL)BENZYL BROMIDE 2,3-DICHLOROBENZYL BROMIDE 1-(BROMOMETHYL)-2,3,5-TRICHLOROBENZENE 2,3,6-TRICHLOROBENZYL BROMIDE 2,3-DICHLORO-6-FLUOROBENZYL BROMIDE
- 医用原料
- 高端化学
- 苯环系列
- 化学连接
- C7H5Cl2Br
- 1-(溴甲基)-2,3-二氯苯
- Α-溴-2,3-二氯甲苯
- 3-二氯溴苄
- 2,3-二氯苄基溴
- 2,3-二氯溴苄
- 2,3-二氯苄溴
- 57915-78-3
- 2,3-DichlorobenzylBromide>
- A-Bromo-2,3-Dichlorotoluene
- Benzene,1-(broMoMethyl)-2,3-dichloro-
- 2,3-DICHLOROBENZYL BROMIDE
- 1-(Bromomethyl)-2,3-dichlorobenzene, alpha-Bromo-2,3-dichlorotoluene
- 1-(BroMoMethyl)-2,3-dichlorobenzene
- 2,3-Dichlorobenzyl broMide, 99% 5GR
- 2,3-Dichlorobenzyl bromide,99%
- ALPHA-BROMO-2,3-DICHLOROTOLUENE