Cyclobutylboronic acid

Names

[ CAS No. ]:
849052-26-2

[ Name ]:
Cyclobutylboronic acid

[Synonym ]:
Cyclobutylboronic acid
Boronic acid, B-cyclobutyl-

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
218.7±23.0 °C at 760 mmHg

[ Melting Point ]:
118-123ºC(lit.)

[ Molecular Formula ]:
C₄H₉BO₂

[ Molecular Weight ]:
99.924

[ Flash Point ]:
86.1±22.6 °C

[ Exact Mass ]:
100.069557

[ PSA ]:
40.46000

[ LogP ]:
0.77

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.447

[ Storage condition ]:
2-8°C

MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2931900090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Potassium cyclobutyltrifluoroboranuide
3,5-Bis(trifluoromethyl)bromobenzene
Water

DownStream

Customs

[ HS Code ]: 2931900090

[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Articles

Cross-coupling of cyclopropyl- and cyclobutyltrifluoroborates with aryl and heteroaryl chlorides.

J. Org. Chem. 19th ed., 73 , 7481, (2008)

Suitable conditions were found for the Suzuki-Miyaura cross-coupling reaction of potassium cyclopropyl- and cyclobutyltrifluoroborates with aryl chlorides. Both of these secondary alkyl trifluoroborat...

Palladium-Catalyzed Arylation and Alkylation of 3,5-Diphenylisoxazole with Boronic Acids via C-H Activation J. Chu, et al.,

Organometallics 27 , 5173-5176, (2008)

Cyclobutylboronic acid MIDA ester
Thiovaleric acid S-sec-butyl ester
Octanethioic acid S-propyl ester
Hexanethioic acid S-decyl ester
Thiopropionic acid S-undecyl ester
trisporic acid
(E)-1-[2,4-dihydroxy-3-[(E,1R,5S)-5-hydroxy-1,7-bis(4-hydroxyphenyl)hept-2-enyl]-6-methoxyphenyl]-3-(4-hydroxyphenyl)prop-2-en-1-one
3-({4-[(3,5-dimethylphenyl)amino]-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-6-yl}amino)propan-1-ol
3-chloro-N-{[5-(3-chlorophenyl)furan-2-yl]methyl}-N-(1,1-dioxidotetrahydrothiophen-3-yl)benzamide
N4-(3,5-dimethylphenyl)-N6-(3-ethoxypropyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine
2-Phenyl-5-(1-piperazinyl)pyrrolo[1,2-a]thieno[3,2-e]pyrazine
N-(3,5-dimethylphenyl)-6-(4-methylpiperidin-1-yl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine
C21H20Cl2N4O4
2-(3,4-Dimethoxyphenyl)-5-(4-(2-fluorobenzoyl)piperazin-1-yl)oxazole-4-carbonitrile
(Z)-7-((4-ethylpiperazin-1-yl)methyl)-6-hydroxy-4-methyl-2-(3,4,5-trimethoxybenzylidene)benzofuran-3(2H)-one
4-(Methoxycarbonyl)-7-nitro-1,2,3,3a,4,5-hexahydropyrrolo[1,2-a]quinoline-4-carboxylic acid

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