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ChemicalBook--->CAS DataBase List--->847818-74-0

847818-74-0

847818-74-0 Structure

847818-74-0 Structure
IdentificationMore
[Name]

1-Methyl-1H-pyrazole-5-boronic acid pinacol ester
[CAS]

847818-74-0
[Synonyms]

1-METHYL-1H-PYRAZOLE-5-BORONIC ACID PINACOL ESTER
1-METHYL-5-(4,4,5,5-TETRAMETHYL-[1,3,2]DIOXABOROLAN-2-YL)-1H-PYRAZOLE
CBI-BB ZERO/005567
1-Methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
1H-Pyrazole,1-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
1-Methyl-1H-pyrazole-5-boronic acid pinacol ester ,97%
[Molecular Formula]

C10H19BN2O3
[MDL Number]

MFCD05861380
[Molecular Weight]

226.08
[MOL File]

847818-74-0.mol
Chemical PropertiesBack Directory
[Melting point ]

67-71 °C
[Boiling point ]

308.3±15.0 °C(Predicted)
[density ]

1.05±0.1 g/cm3(Predicted)
[storage temp. ]

Inert atmosphere,Store in freezer, under -20°C
[form ]

crystal
[pka]

1.94±0.10(Predicted)
[color ]

white
[Water Solubility ]

Slightly soluble in water.
[Detection Methods]

HPLC
[CAS DataBase Reference]

847818-74-0(CAS DataBase Reference)
[Storage Precautions]

Store under inert gas
Safety DataBack Directory
[Hazard Codes ]

Xn
[Risk Statements ]

R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
[WGK Germany ]

3
[TSCA ]

No
[HazardClass ]

IRRITANT
[HS Code ]

29349990
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Diethyl ether-->Tetrahydrofuran-->Toluene-->n-Butyllithium-->Hexane-->Nitrogen-->Triisopropyl borate-->Trimethyl borate-->Pinacol-->5A molecular sieve-->1-Methylpyrazole-->(1-Methyl-1H-pyrazol-5-yl)-boronic acid-->1-Methyl-4-pyrazole boronic acid pinacol ester
[Preparation Products]

1-Methyl-3-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-->5-(1-methyl-1H-pyrazol-5-yl)-2-Pyrimidinecarboxylic acid-->methyl 4-(1-methyl-1H-pyrazol-5-yl)furan-2-carboxylate
Hazard InformationBack Directory
[Chemical Properties]

White to light brown solid
[Uses]

1-Methyl-1H-pyrazole-5-boronic acid pinacol ester is used as a pharmaceutical intermediate, agrochemical intermediate.
Spectrum DetailBack Directory
[Spectrum Detail]

1-Methyl-1H-pyrazole-5-boronic acid pinacol ester(847818-74-0)1HNMR
Well-known Reagent Company Product InformationBack Directory
[Alfa Aesar]

1-Methyl-1H-pyrazole-5-boronic acid pinacol ester, 98%(847818-74-0)
[Sigma Aldrich]

847818-74-0(sigmaaldrich)
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