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ChemicalBook >> CAS DataBase List >>1-(Difluoromethyl)-4-ethynyl-1H-pyrazole

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole Structure
1-(Difluoromethyl)-4-ethynyl-1H-pyrazole structure
CAS No.
1400287-71-9
Chemical Name:
1-(Difluoromethyl)-4-ethynyl-1H-pyrazole
Synonyms
1-(difluoromethyl)-4-ethynyl-pyrazole;1-(Difluoromethyl)-4-ethynyl-1H-pyrazole;1H-Pyrazole, 1-(difluoromethyl)-4-ethynyl-
CBNumber:
CB45838398
Molecular Formula:
C6H4F2N2
Molecular Weight:
142.11
MDL Number:
MOL File:
1400287-71-9.mol
MSDS File:
SDS
Last updated:2026-05-28 05:32:42
Request For Quotation

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole Properties

Boiling point 160.8±40.0 °C(Predicted)
Density 1.17±0.1 g/cm3(Predicted)
pka -2.51±0.19(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth AGC28771 1-(Difluoromethyl)-4-ethynyl-1H-pyrazole 1400287-71-9 50mg $497.5 2026-06-04 Buy
Biosynth AGC28771 1-(Difluoromethyl)-4-ethynyl-1H-pyrazole 1400287-71-9 0.5g $1525 2026-06-04 Buy
Activate Scientific AS133469 1-(Difluoromethyl)-4-ethynyl-1H-pyrazole 95% 1400287-71-9 250mg $717 2026-06-04 Buy
Activate Scientific AS133469 1-(Difluoromethyl)-4-ethynyl-1H-pyrazole 95% 1400287-71-9 1g $1110 2026-06-04 Buy
Synthonix D76222 1-(Difluoromethyl)-4-ethynyl-1H-pyrazole ≥95% 1400287-71-9 250mg $660 2026-05-06 Buy
Product number Packaging Price Buy
AGC28771 50mg $497.5 Buy
AGC28771 0.5g $1525 Buy
AS133469 250mg $717 Buy
AS133469 1g $1110 Buy
D76222 250mg $660 Buy

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole Chemical Properties, Uses, Production

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole synthesis

1400287-70-8
1400287-71-9
Synthesis of 1-(Difluoromethyl)-4-ethynyl-1H-pyrazole from 1H-Pyrazole, 1-(difluoromethyl)-4-[2-(trimethylsilyl)ethynyl]-

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole Preparation Products And Raw materials

Raw materials

1H-Pyrazole, 1-(difluoromethyl)-4-[2-(trimethylsilyl)ethynyl]-

Preparation Products

1-(Difluoromethyl)-4-ethynyl-1H-pyrazole Suppliers

Global Suppliers ( 10)
Supplier Tel Email Country ProdList Advantage
Accela ChemBio Inc. +1-858-6993322 +86-18019713315 info@accelachem.com United States 21189 58
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 10452 58
Nanjing Shizhou Biology Technology Co.,Ltd 13675144456 sean.lv@synzest.com China 10778 58
Hangzhou Bingochem Co., Ltd. 0571-87658025 sales@bingochem.com China 21532 58
Shanghai Yaoheping Biopharmaceutical Technology Co., Ltd 57540919 13120888836 lily@yhp-biomedicine.com China 9250 58
Shanghai alkynechem Co., Ltd. 086-021-15821262312 15821262312 info@alkynechem.com China 2368 58
SHANGHAI YOUNG-CHEM CHEMICAL CO., LTD. 13817489192 hebe@ychemchemical.com China 2435 58
HANGZHOU LEAP CHEM CO., LTD. +86-571-87711850 +86-15355479329 market18@leapchem.com China 43303 58
HANGZHOU LEAP CHEM CO., LTD. +86-571-87711850 +8619957148339 market18@leapchem.com China 24569 58
Supplier Advantage
Accela ChemBio Inc. 58
Accela ChemBio Co.,Ltd. 58
Nanjing Shizhou Biology Technology Co.,Ltd 58
Hangzhou Bingochem Co., Ltd. 58
Shanghai Yaoheping Biopharmaceutical Technology Co., Ltd 58
Shanghai alkynechem Co., Ltd. 58
SHANGHAI YOUNG-CHEM CHEMICAL CO., LTD. 58
HANGZHOU LEAP CHEM CO., LTD. 58
HANGZHOU LEAP CHEM CO., LTD. 58
1-(Difluoromethyl)-4-ethynyl-1H-pyrazole 1H-Pyrazole, 1-(difluoromethyl)-4-ethynyl- 1-(difluoromethyl)-4-ethynyl-pyrazole 1400287-71-9