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ChemicalBook >> CAS DataBase List >> 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole

1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole

1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole price.
  • $11 - $3417
  • Product name: 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole
  • CAS: 1218790-53-4
  • MF: C11H16BF3N2O2
  • MW: 276.06
  • EINECS:
  • MDL Number:MFCD11867868
  • Synonyms:1-methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole;1-Methyl-3-trifluoromethyl-1H-pyrazole-4-boronic acid pinacol ester >=97%;1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole;1-Methyl-3-trifluoromethyl-1H-pyrazole-4-boronic acid pinacol ester;1H-Pyrazole, 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-;1-Methyl-3-(trifluoromethyl)-4-pyrazoleboronic Acid Pinacol Ester;1-Methyl-3-trifluoromethyl-1H-pyrazole-4-boronic acid pinacol ester;1-methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole - [M17640]
Price31 Properties Safety Information Description
31 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Chemenu
  • Crysdot
  • Sigma-Aldrich
  • Synthonix
  • TRC
Package
  • 10mg
  • 250mg
  • 1g
  • 5g
  • 10g
  • 25G
  • Manufactureraablocks
  • Product numberAA00166Z
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95%
  • Packaging5g
  • Price$64
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00166Z
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97%
  • Packaging10g
  • Price$111
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00166Z
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95%
  • Packaging1g
  • Price$17
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00166Z
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95%
  • Packaging250mg
  • Price$11
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberL14163
  • Product description1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97%
  • Packaging250MG
  • Price$95
  • Updated2021-12-16
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberL14163
  • Product description1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97%
  • Packaging1G
  • Price$185
  • Updated2021-12-16
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberL14163
  • Product description1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97%
  • Packaging5G
  • Price$100
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberL14163
  • Product description1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97%
  • Packaging25G
  • Price$425
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number9785AF
  • Product description1-Methyl-3-trifluoromethyl-1H-pyrazole-4-boronic acid pinacol ester
  • Packaging5g
  • Price$647
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number1218790534
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole
  • Packaging25g
  • Price$3417
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number1218790534
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole
  • Packaging10g
  • Price$1989.9
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number1218790534
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole
  • Packaging5g
  • Price$1340
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA565267
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95%
  • Packaging25g
  • Price$583
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA565267
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95%
  • Packaging5g
  • Price$172
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA565267
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95%
  • Packaging250mg
  • Price$15
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA565267
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95%
  • Packaging1g
  • Price$35
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00166Z 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95% 5g $64 2026-05-28 Buy
aablocks AA00166Z 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97% 10g $111 2026-05-28 Buy
aablocks AA00166Z 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95% 1g $17 2026-05-28 Buy
aablocks AA00166Z 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95% 250mg $11 2026-05-28 Buy
ACHEMBLOCK L14163 1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97% 250MG $95 2021-12-16 Buy
ACHEMBLOCK L14163 1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97% 1G $185 2021-12-16 Buy
ACHEMBLOCK L14163 1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97% 5G $100 2026-05-27 Buy
ACHEMBLOCK L14163 1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 97% 25G $425 2026-05-27 Buy
AK Scientific 9785AF 1-Methyl-3-trifluoromethyl-1H-pyrazole-4-boronic acid pinacol ester 5g $647 2021-12-16 Buy
Alichem 1218790534 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 25g $3417 2021-12-16 Buy
Alichem 1218790534 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 10g $1989.9 2021-12-16 Buy
Alichem 1218790534 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 5g $1340 2021-12-16 Buy
Ambeed A565267 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95% 25g $583 2021-12-16 Buy
Ambeed A565267 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95% 5g $172 2021-12-16 Buy
Ambeed A565267 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95% 250mg $15 2021-12-16 Buy
Ambeed A565267 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-(trifluoromethyl)-1H-pyrazole 95% 1g $35 2021-12-16 Buy
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Properties

Melting point :99-100°C
Boiling point :324.6±42.0 °C(Predicted)
Density :1.21±0.1 g/cm3(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
form :powder or crystals
pka :-0.87±0.10(Predicted)
Appearance :White to off-white Solid
InChI :1S/C11H16BF3N2O2/c1-9(2)10(3,4)19-12(18-9)7-6-17(5)16-8(7)11(13,14)15/h6H,1-5H3
InChIKey :MUZZCKPFJNQCIH-UHFFFAOYSA-N
SMILES :FC(F)(F)C1=NN(C)C=C1B2OC(C)(C)C(C)(C)O2

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P501 Dispose of contents/container to..…

Description

Useful boronic acid pinacol ester for synthesis of various bioactive small molecules. This product was previously listed as BML00234.

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Suppliers and manufacturers

Cochemical Ltd. Bide Pharmatech Ltd. Shanghai Rong Lin Medical Technology Co., Ltd. Sigma-Aldrich Shanghai PharmaPartner Co., Ltd. ShangHai Wisacheam Pharmaceutical Co., Ltd. Chengdu J&B Technology Co., Ltd. Shanghai YuanYe Biotechnology Co., Ltd. Amadis Chemical Company Limited LinkChem Technology Co., Ltd.