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CAS 6647-98-9 | 4-IODO-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID

Molecular Formula: C5H5IN2O2
Molecular Weight: 252.01
Purity: 97% Min.
Package: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Specification of CAS 6647-98-9 | 4-IODO-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID

ITEMS	SPECIFICATION
storage temp.	2-8°C(protect from light)

Synthesis of CAS 6647-98-9 | 4-IODO-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID

Conditions

Stage #1: 4-iodo-1H-pyrazole-3-carboxylic acid ethyl ester With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃;

Stage #2: methyl iodide In tetrahydrofuran; mineral oil at 0 - 20℃;

Stage #3: With water; sodium hydroxide In tetrahydrofuran; mineral oil at 20℃;

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