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ChemicalBook >> CAS DataBase List >> 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid

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

4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid price.
  • $29 - $1860
  • Product name: 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid
  • CAS: 175276-99-0
  • MF: C7H9BrN2O2
  • MW: 233.06
  • EINECS:
  • MDL Number:MFCD00173776
  • Synonyms:BUTTPARK 75\11-19;4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid;4-BROMO-1-ETHYL-3-METHYLPYRAZOLE-5-CARBOXYLIC ACID;1H-Pyrazole-5-carboxylic acid, 4-bromo-1-ethyl-3-methyl-;4-BROMO-1-ETHYL-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID;4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid
Price23 Properties Safety Information Description
23 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • Acints
  • Advanced Chemicals Intermediat
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Chemenu
  • Crysdot
  • Matrix Scientific
  • SynQuest Laboratories
Package
  • 250mg
  • 1g
  • 5G
  • 10g
  • 25G
  • Manufactureraablocks
  • Product numberAA0020OP
  • Product description4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95%
  • Packaging250mg
  • Price$32
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0020OP
  • Product description4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95%
  • Packaging1g
  • Price$68
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX214987
  • Product description4-bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97%
  • Packaging1G
  • Price$120
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX214987
  • Product description4-bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97%
  • Packaging5G
  • Price$465
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX214987
  • Product description4-bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97%
  • Packaging25G
  • Price$1860
  • Updated2026-05-27
  • Buy
  • ManufacturerAcints
  • Product numberACI-00253
  • Product description4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+
  • Packaging10g
  • Price$760.05
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-00253
  • Product description4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+
  • Packaging5g
  • Price$405
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-00253
  • Product description4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+
  • Packaging1g
  • Price$101.25
  • Updated2026-05-20
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-00253
  • Product description4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+
  • Packaging1g
  • Price$101.25
  • Updated2026-05-19
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-00253
  • Product description4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+
  • Packaging10g
  • Price$760.05
  • Updated2026-05-19
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-00253
  • Product description4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+
  • Packaging5g
  • Price$405
  • Updated2026-05-19
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0022884
  • Product description4-BROMO-1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID 95.00%
  • Packaging250MG
  • Price$632.8
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR29671
  • Product description4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid ≥95%
  • Packaging250mg
  • Price$29
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR29671
  • Product description4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid ≥95%
  • Packaging1g
  • Price$89
  • Updated2026-06-04
  • Buy
  • ManufacturerChemenu
  • Product numberCM371269
  • Product description4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95%+
  • Packaging1g
  • Price$95
  • Updated2026-05-26
  • Buy
  • ManufacturerChemenu
  • Product numberCM371269
  • Product description4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95%+
  • Packaging5g
  • Price$382
  • Updated2026-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0020OP 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95% 250mg $32 2026-05-28 Buy
aablocks AA0020OP 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95% 1g $68 2026-05-28 Buy
ACHEMBLOCK X214987 4-bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97% 1G $120 2026-05-27 Buy
ACHEMBLOCK X214987 4-bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97% 5G $465 2026-05-27 Buy
ACHEMBLOCK X214987 4-bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 97% 25G $1860 2026-05-27 Buy
Acints ACI-00253 4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+ 10g $760.05 2026-05-20 Buy
Acints ACI-00253 4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+ 5g $405 2026-05-20 Buy
Acints ACI-00253 4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+ 1g $101.25 2026-05-20 Buy
Advanced Chemicals Intermediat ACI-00253 4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+ 1g $101.25 2026-05-19 Buy
Advanced Chemicals Intermediat ACI-00253 4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+ 10g $760.05 2026-05-19 Buy
Advanced Chemicals Intermediat ACI-00253 4-Bromo-2-ethyl-5-methyl-2H-pyrazole-3-carboxylic acid 95%+ 5g $405 2026-05-19 Buy
American Custom Chemicals Corporation HCH0022884 4-BROMO-1-ETHYL-3-METHYL-1H-PYRAZOLE-5-CARBOXYLIC ACID 95.00% 250MG $632.8 2021-12-16 Buy
Apolloscientific OR29671 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid ≥95% 250mg $29 2026-06-04 Buy
Apolloscientific OR29671 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid ≥95% 1g $89 2026-06-04 Buy
Chemenu CM371269 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95%+ 1g $95 2026-05-26 Buy
Chemenu CM371269 4-Bromo-1-ethyl-3-methyl-1H-pyrazole-5-carboxylic acid 95%+ 5g $382 2026-05-26 Buy
Next Last

Properties

Melting point :158 °C
Boiling point :349.7±42.0 °C(Predicted)
Density :1.69±0.1 g/cm3(Predicted)
pka :1.92±0.10(Predicted)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
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:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
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.

Description

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Suppliers and manufacturers

Meryer (Shanghai) Chemical Technology Co., Ltd. PingHeAnKang Pharmaceutical Co., Ltd. Changsha Luxing Bio-Chem Technology Co., Ltd. Nanjing KaiMubo Pharmaceutical Co., Ltd. Shanghai Anmike Chemical Co. Ltd. CONIER CHEM AND PHARMA LIMITED Bide Pharmatech Ltd. Nanjing Shizhou Biology Technology Co.,Ltd Shanghai Yaoheping Biopharmaceutical Technology Co., Ltd Shanghai Kangenbo Medical Technology Co., Ltd.