ChemicalBook > CAS DataBase List > 3-BROMO-5-FLUOROBENZALDEHYDE

3-BROMO-5-FLUOROBENZALDEHYDE

Product Name
3-BROMO-5-FLUOROBENZALDEHYDE
CAS No.
188813-02-7
Chemical Name
3-BROMO-5-FLUOROBENZALDEHYDE
Synonyms
3-FLUORO-5-BROMOBENZALDEHYDE;3-BROMO-5-FLUOROBENZALDEHYDE;Benzaldehyde, 3-bromo-5-fluoro-;3-Bromo-5-fluorobenzaldehyde98%;3-Bromo-5-fluorobenzaldehyde 98%;3-BROMO-5-FLUOROBENZALDEHYDE ISO 9001:2015 REACH
CBNumber
CB2175256
Molecular Formula
C7H4BrFO
Formula Weight
203.01
MOL File
188813-02-7.mol
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3-BROMO-5-FLUOROBENZALDEHYDE Property

Melting point:
41-43℃
Boiling point:
231.0±20.0 °C(Predicted)
Density 
1.43
storage temp. 
Inert atmosphere,2-8°C
form 
Solid
Appearance
White to yellow <41°C Solid,>43°C Liquid
Water Solubility 
Slightly soluble in water.
Sensitive 
Light Sensitive
CAS DataBase Reference
188813-02-7(CAS DataBase Reference)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36/37/39
HazardClass 
IRRITANT
HS Code 
2913000090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P405Store locked up.

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N-Bromosuccinimide Price

TRC
Product number
B686323
Product name
3-Bromo-5-fluorobenzaldehyde
Packaging
100mg
Price
$75
Updated
2021/12/16
Matrix Scientific
Product number
037416
Product name
3-Bromo-5-fluorobenzaldehyde
Packaging
5g
Price
$38
Updated
2021/12/16
Biosynth Carbosynth
Product number
FB63996
Product name
3-Bromo-5-fluorobenzaldehyde
Packaging
2g
Price
$50
Updated
2021/12/16
Apolloscientific
Product number
PC2392
Product name
3-Bromo-5-fluorobenzaldehyde
Purity
98%
Packaging
5g
Price
$53
Updated
2021/12/16
SynQuest Laboratories
Product number
2615-B-X0
Product name
3-Bromo-5-fluorobenzaldehyde
Purity
98%
Packaging
5G
Price
$58
Updated
2021/12/16
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3-BROMO-5-FLUOROBENZALDEHYDE Chemical Properties,Usage,Production

Uses

3-Bromo-5-fluorobenzaldehyde is an intermediate in organic syntheses. Reatant in the synthesis of 3,4-diamino-3-cyclobutene-1,2-diones, 9,10-Dihydro-9,10-diboraanthracenes.

Synthesis

1435-51-4

68-12-2

188813-02-7

A 2M isopropylmagnesium chloride solution (10 mL, 20 mmol) was dissolved in 5 mL of tetrahydrofuran under ice bath conditions. To this solution was added a tetrahydrofuran solution of 1,3-dibromo-5-fluorobenzene (4.0 g, 15.70 mmol) and the reaction mixture was stirred for 2 hours. The reaction system was then warmed to 20°C and the reaction was continued for 30 minutes. After completion of the reaction, the system was cooled to 0°C, N,N-dimethylformamide (2.5 mL, 31.50 mmol) was slowly added dropwise and the reaction was stirred at this temperature for 1.5 hours. After that, the reaction mixture was stirred at room temperature for 12 hours. At the end of the reaction, the reaction was quenched by adding saturated ammonium chloride solution (20 mL). The reaction mixture was extracted with ethyl acetate (50 mL x 3), the organic phases were combined, dried over anhydrous sodium sulfate, filtered and the filtrate was concentrated under reduced pressure. Purification by silica gel column chromatography using eluent B afforded the target product 3-bromo-5-fluorobenzaldehyde (2.57 g, yellow liquid) in 81.0% yield.

References

[1] Patent: US6355648, 2002, B1. Location in patent: Page column 33-34
[2] Patent: CN103030646, 2016, B. Location in patent: Paragraph 0738; 0740-0743
[3] European Journal of Organic Chemistry, 2017, vol. 2017, # 4, p. 818 - 826
[4] Patent: US2007/88053, 2007, A1. Location in patent: Page/Page column 21
[5] Patent: CN105722823, 2016, A. Location in patent: Paragraph 0502; 0503

3-BROMO-5-FLUOROBENZALDEHYDE Preparation Products And Raw materials

Raw materials

Preparation Products

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3-BROMO-5-FLUOROBENZALDEHYDE Suppliers

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View Lastest Price from 3-BROMO-5-FLUOROBENZALDEHYDE manufacturers

Career Henan Chemical Co
Product
3-BROMO-5-FLUOROBENZALDEHYDE 188813-02-7
Price
US $2.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
100kg
Release date
2018-12-24