METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE
- Product Name
- METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE
- CAS No.
- 120935-94-6
- Chemical Name
- METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE
- Synonyms
- METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE;4-Bromo-2,5-dimethyl-1H-pyrrole-3-carboxylic acid methyl ester;1H-Pyrrole-3-carboxylic acid, 4-bromo-2,5-dimethyl-, methyl ester
- CBNumber
- CB0379243
- Molecular Formula
- C8H10BrNO2
- Formula Weight
- 232.07
- MOL File
- 120935-94-6.mol
METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE Property
- Boiling point:
- 344.5±37.0 °C(Predicted)
- Density
- 1.503±0.06 g/cm3(Predicted)
- storage temp.
- 2-8°C
- pka
- 15.20±0.50(Predicted)
Safety
- Hazard Codes
- Xi
- Hazard Note
- Irritant
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.
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
- 3564AL
- Product name
- Methyl4-bromo-2,5-dimethyl-1H-pyrrole-3-carboxylate
- Packaging
- 100mg
- Price
- $227
- Updated
- 2021/12/16
- Product number
- HCH0026455
- Product name
- METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE
- Purity
- 95.00%
- Packaging
- 1G
- Price
- $720.23
- Updated
- 2021/12/16
- Product number
- 3564AL
- Product name
- Methyl4-bromo-2,5-dimethyl-1H-pyrrole-3-carboxylate
- Packaging
- 1g
- Price
- $756
- Updated
- 2021/12/16
- Product number
- 126961
- Product name
- Methyl4-bromo-2,5-dimethyl-1H-pyrrole-3-carboxylate
- Purity
- >95%
- Packaging
- 1g
- Price
- $1044
- Updated
- 2021/12/16
- Product number
- HCH0026455
- Product name
- METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE
- Purity
- 95.00%
- Packaging
- 10G
- Price
- $1619.55
- Updated
- 2021/12/16
METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE Chemical Properties,Usage,Production
Synthesis
69687-80-5
120935-94-6
Methyl 2,5-dimethyl-1H-pyrrole-3-carboxylate (6.85 g, 45.0 mmol) was used as a raw material and was mixed with triethylamine (8.7 mL, 63.0 mmol) and dichloromethane (270 mL). Pyridinium bromide (15.7 g, 15.7 mmol) was added to the mixture in batches at 0 °C. The reaction mixture was stirred at 0 °C for 2 h before being poured into brine and extracted with ethyl acetate. The organic layers were combined, dried with anhydrous magnesium sulfate and subsequently concentrated under reduced pressure. The crude product was purified by silica gel column chromatography (eluent: hexane-ethyl acetate). The final product, methyl 4-bromo-2,5-dimethyl-1H-pyrrole-3-carboxylate, was recrystallized by hexane-ethyl acetate to give yellow crystals (7.59 g, 92% yield).1H NMR (300 MHz, CDCl3) δ: 2.19 (3H, s), 2.47 (3H, s), 3.82 (3H, s), 8.20 (1H, s).
References
[1] Bioorganic and Medicinal Chemistry, 2012, vol. 20, # 1, p. 422 - 434
[2] Journal of Medicinal Chemistry, 1993, vol. 36, # 19, p. 2739 - 2744
[3] Patent: EP1466902, 2004, A1. Location in patent: Page 31
METHYL 4-BROMO-2,5-DIMETHYL-1H-PYRROLE-3-CARBOXYLATE Preparation Products And Raw materials
Raw materials
Preparation Products
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