4-Bromo-5-hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid

95%

None

Sealed in dry,2-8℃

Room temperature in continental US; may vary elsewhere.

C₅H₅BrN₂O₃

221.01

None

O=C(O)C1=NN(C(O)=C1Br)C

75.35

0.5864

4

2

1