4-BROMO-1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE
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4-BROMO-1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE
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CAS No:
473528-88-0
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Formula:
C5H5BrN2O
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Chemical Name:
4-BROMO-1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE
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Synonyms:
AKOS B007395;4-BROMO-1-METHYLPYRAZOLE-5-CARBOXALDEHYDE;4-BROMO-1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE;4-BROMO-2-METHYL-2 H-PYRAZOLE-3-CARBALDEHYDE;ART-CHEM-BB B007395;4-Bromo-1-methylpyrazole-5-carbaldehyde;4-Bromo-2-methylpyrazole-3-carbaldehyde;4-BroMo-1-Methyl-1H-pyrazole-5-carboxaldehyde, 97%
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CAS No:
4-BROMO-1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE Basic Attributes
189.01
187.95900
DTXSID50383279
2933199090
Safety Information
36/37/38
26-36/37/39
Xi:Irritant;
P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501
H315
|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
4-BROMO-1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE Use and Manufacturing
To a solution of 1 -methyl- lH-pyrazole-5-carbaldehyde (1.0 g, 9.09 mmol) in DMF (8 mL) was slowly added NBS (1.62 g, 9.09 mmol) in DMF (5 mL). The mixture was stirred for overnight at room temperature. 1 N NaOH (9.1 mL) was added and the solution was stirred for 10 min, diluted with water (100 mL), extracted with EtOAc (30 mL* 3), dried over MgS0
4-BROMO-1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE
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