4-(1,3-THIAZOL-2-YL)BENZALDEHYDE
Uses- Product Name
- 4-(1,3-THIAZOL-2-YL)BENZALDEHYDE
- CAS No.
- 198904-53-9
- Chemical Name
- 4-(1,3-THIAZOL-2-YL)BENZALDEHYDE
- Synonyms
- 4-(2-thiazolyl)benzaldehyde;4-THIAZOL-2-YL-BENZALDEHYDE;Benzaldehyde, 4-(2-thiazolyl)-;4-(1,3-THIAZOL-2-YL)BENZALDEHYDE;4-THIAZOL-2-YL-BENZALDEHYDE, 95+%;4-(5-Nitrothiazol-2-yl)benzaldehyde;2-(4-Formylphenyl)thiazole-5-carboxylic acid;2-(4-Formylphenyl)thiazole-4-carboxylic acid
- CBNumber
- CB3245879
- Molecular Formula
- C10H7NOS
- Formula Weight
- 189.23
- MOL File
- 198904-53-9.mol
4-(1,3-THIAZOL-2-YL)BENZALDEHYDE Property
- Boiling point:
- 350.3±44.0 °C(Predicted)
- Density
- 1.269±0.06 g/cm3(Predicted)
- storage temp.
- under inert gas (nitrogen or Argon) at 2-8°C
- pka
- 1.69±0.10(Predicted)
- Appearance
- White to off-white Solid
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H413May cause long lasting harmful effects to aquatic life
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P270Do not eat, drink or smoke when using this product.
P273Avoid release to the environment.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P330Rinse mouth.
N-Bromosuccinimide Price
- Product number
- T344698
- Product name
- 4-Thiazol-2-yl-benzaldehyde
- Packaging
- 50mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- T344698
- Product name
- 4-Thiazol-2-yl-benzaldehyde
- Packaging
- 100mg
- Price
- $60
- Updated
- 2021/12/16
- Product number
- T344698
- Product name
- 4-Thiazol-2-yl-benzaldehyde
- Packaging
- 500mg
- Price
- $110
- Updated
- 2021/12/16
- Product number
- COR0003033
- Product name
- 4-THIAZOL-2-YL-BENZALDEHYDE
- Purity
- 95.00%
- Packaging
- 250MG
- Price
- $181.65
- Updated
- 2021/12/16
- Product number
- 071870
- Product name
- 4-Thiazol-2-yl-benzaldehyde
- Purity
- 95+%
- Packaging
- 1g
- Price
- $185
- Updated
- 2021/12/16
4-(1,3-THIAZOL-2-YL)BENZALDEHYDE Chemical Properties,Usage,Production
Uses
4-(1,3-Thiazol-2-yl)benzaldehyde is an organic intermediate that can be obtained by the Suzuki reaction of 2-bromothiazole with 4-carboxyphenylboronic acid, or by reacting 4-bromobenzaldehyde dimethyl acetal with 2-bromothiazole after preparing a Grignard reagent.
Synthesis
3034-53-5
87199-17-5
198904-53-9
The general procedure for the synthesis of 4-(1,3-thiazol-2-yl)benzaldehyde from 2-bromothiazole (0.9 mL, 10 mmol) and 4-formylbenzeneboronic acid (1.65 g, 11 mmol) was as follows:(1) Under argon protection, a 2-bromothiazole, 4-formylbenzeneboronic acid, sodium carbonate (2.65 g, 25 mmol), toluene (150 mL), ethanol (30 mL) and water (30 mL) mixture was stirred at room temperature for 30 minutes. (2) Tetrakis(triphenylphosphine)palladium(0) (0.58 mg, 0.5 mmol) was added to the reaction system and the reaction was heated under reflux conditions for 15 hours. (3) After completion of the reaction, the reaction mixture was cooled, poured into water and extracted with ethyl acetate. (4) The organic phases were combined, washed sequentially with water and brine, and then dried with anhydrous magnesium sulfate. (5) The organic phase was concentrated under reduced pressure, and the obtained residue was purified by silica gel column chromatography, and finally recrystallized with a mixed solvent of ethyl acetate/hexane to obtain the target product 4-(2-thiazolyl)benzaldehyde (1.4 g, 74% yield). The product was analyzed by elemental analysis (C10H7NOS) and showed the following: melting point 91.5-92.5 °C; calculated values: C, 63.47; H, 3.73; N, 7.40; measured values: C, 63.67; H, 3.60; N, 7.31. 1H-NMR (CDCl3) δ: 7.46 (1H, d, J = 3.2 Hz), 7.95-7.99 ( 3H, m).
References
[1] Patent: EP1123918, 2001, A1
[2] Patent: US2003/220272, 2003, A1
[3] Patent: US2013/217663, 2013, A1. Location in patent: Paragraph 0240
4-(1,3-THIAZOL-2-YL)BENZALDEHYDE Preparation Products And Raw materials
Raw materials
Preparation Products
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