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ChemicalBook >> CAS DataBase List >> 4-ANTIPYRINECARBOXALDEHYDE

4-ANTIPYRINECARBOXALDEHYDE

4-ANTIPYRINECARBOXALDEHYDE price.
  • $12 - $874.34
  • Product name: 4-ANTIPYRINECARBOXALDEHYDE
  • CAS: 950-81-2
  • MF: C12H12N2O2
  • MW: 216.24
  • EINECS:213-452-0
  • MDL Number:MFCD00003144
  • Synonyms:4-ANTIPYRINECARBOXALDEHYDE;1,5-DIMETHYL-3-OXO-2-PHENYL-2,3-DIHYDRO-1H-PYRAZOLE-4-CARBOXALDEHYDE;TIMTEC-BB SBB000559;1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-(1H)-pyrazole-4-carbaldehyde;2,3-dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-carboxaldehyde;2,3-DIMETHYL-5-OXO-1-PHENYL-3-PYRAZOLIN-4-CARBOXALDEHYDE;2,3-Dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-carboxaldehyde, Antipyraldehyde;1,5-Dimethyl-2-phenyl-3-oxo-2,3-dihydro-1H-pyrazole-4-carbaldehyde
Price35 Properties Safety Information Description
35 prices
Selected condition：
Brand
  • aablocks
  • AHH
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Arctom
  • Chemenu
  • Crysdot
  • Sigma-Aldrich
  • SynQuest Laboratories
  • Synthonix
  • TRC
  • Usbiological
Package
  • 250mg
  • 1g
  • 2.5g
  • 5g
  • 10g
  • 25g
  • 100g
  • 250g
  • Manufactureraablocks
  • Product numberAA003DNO
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95%
  • Packaging250mg
  • Price$12
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003DNO
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95%
  • Packaging1g
  • Price$14
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003DNO
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 97%
  • Packaging5g
  • Price$41
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003DNO
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 97%
  • Packaging10g
  • Price$82
  • Updated2026-05-28
  • Buy
  • ManufacturerAHH
  • Product numberMT-41429
  • Product description4-Antipyrinecarboxaldehyde 97%
  • Packaging250g
  • Price$600
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product number6334AC
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde
  • Packaging1g
  • Price$99
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number6334AC
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde
  • Packaging5g
  • Price$243
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number950812
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde
  • Packaging100g
  • Price$695.52
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA707889
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95%
  • Packaging25g
  • Price$514
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA707889
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95%
  • Packaging5g
  • Price$141
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA707889
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95%
  • Packaging1g
  • Price$43
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA707889
  • Product description1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95%
  • Packaging250mg
  • Price$21
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0017424
  • Product description4-ANTIPYRINECARBOXALDEHYDE 95.00%
  • Packaging5G
  • Price$874.34
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0017424
  • Product description4-ANTIPYRINECARBOXALDEHYDE 95.00%
  • Packaging1G
  • Price$606.38
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR25303
  • Product description2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxaldehyde 97%
  • Packaging250mg
  • Price$26
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR25303
  • Product description2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxaldehyde 97%
  • Packaging5g
  • Price$151
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003DNO 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95% 250mg $12 2026-05-28 Buy
aablocks AA003DNO 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95% 1g $14 2026-05-28 Buy
aablocks AA003DNO 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 97% 5g $41 2026-05-28 Buy
aablocks AA003DNO 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 97% 10g $82 2026-05-28 Buy
AHH MT-41429 4-Antipyrinecarboxaldehyde 97% 250g $600 2026-05-26 Buy
AK Scientific 6334AC 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde 1g $99 2021-12-16 Buy
AK Scientific 6334AC 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxaldehyde 5g $243 2021-12-16 Buy
Alichem 950812 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 100g $695.52 2021-12-16 Buy
Ambeed A707889 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95% 25g $514 2021-12-16 Buy
Ambeed A707889 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95% 5g $141 2021-12-16 Buy
Ambeed A707889 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95% 1g $43 2021-12-16 Buy
Ambeed A707889 1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carbaldehyde 95% 250mg $21 2021-12-16 Buy
American Custom Chemicals Corporation CHM0017424 4-ANTIPYRINECARBOXALDEHYDE 95.00% 5G $874.34 2021-12-16 Buy
American Custom Chemicals Corporation CHM0017424 4-ANTIPYRINECARBOXALDEHYDE 95.00% 1G $606.38 2021-12-16 Buy
Apolloscientific OR25303 2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxaldehyde 97% 250mg $26 2026-06-04 Buy
Apolloscientific OR25303 2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole-4-carboxaldehyde 97% 5g $151 2026-06-04 Buy
Next Last

Properties

Melting point :162-165 °C (lit.)
Boiling point :334.8±52.0 °C(Predicted)
Density :1.292±0.06 g/cm3(Predicted)
storage temp. :Inert atmosphere,Room Temperature
solubility :Chloroform (Slightly), Methanol (Slightly)
pka :-1.39±0.60(Predicted)
form :crystalline powder
color :Off white
Cosmetics Ingredients Functions :HAIR DYEING
InChI :1S/C12H12N2O2/c1-9-11(8-15)12(16)14(13(9)2)10-6-4-3-5-7-10/h3-8H,1-2H3
InChIKey :QFYZFYDOEJZMDX-UHFFFAOYSA-N
SMILES :[H]C(=O)C1=C(C)N(C)N(c2ccccc2)C1=O
CAS DataBase Reference :950-81-2(CAS DataBase Reference)

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:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
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

4-Antipyrinecarboxaldehyde was used in the synthesis of a new crown ether-antipyrine schiffs base.

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950-81-2 Antipyrine

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Suppliers and manufacturers

career henan chemical co
1,5-dimethyl-3-oxo-2-phenylpyrazole-4-carbaldehyde
$8.80
1,5-dimethyl-3-oxo-2-phenylpyrazole-4-carbaldehyde CAS:950-81-2
CONIER CHEM AND PHARMA LIMITED
Zhengzhou Alfa Chemical Co.,Ltd
Shanghai Acmec Biochemical Technology Co., Ltd.
Amadis Chemical Company Limited Mainchem Co., Ltd. J & K SCIENTIFIC LTD. Energy Chemical Shanghai Hanhong Scientific Co.,Ltd. Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.