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ChemicalBook >> CAS DataBase List >> 2H-Pyrazole-3-carbaldehyde

2H-Pyrazole-3-carbaldehyde

2H-Pyrazole-3-carbaldehyde price.
  • $9 - $2059
  • Product name: 2H-Pyrazole-3-carbaldehyde
  • CAS: 3920-50-1
  • MF: C4H4N2O
  • MW: 96.09
  • EINECS:
  • MDL Number:MFCD06657574
  • Synonyms:PYRAZOLE-3-CARBALDEHYDE;RARECHEM AM LA 0023;3-formylpyrazole;1H-PYRAZOLE-3-CARBXALDEHYDE;2H-PYRAZOLE-3-CARBOXALDEHYDE;Pyrazole-3-carboxaldehyde;Pyrazol-3-carbaldehyde;3-Pyrazolecarboxaldehyde
Price70 Properties Safety Information Description
70 prices
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  • Manufactureraablocks
  • Product numberAA0037FC
  • Product description1H-pyrazole-3-carbaldehyde 98%
  • Packaging100g
  • Price$103
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0037FC
  • Product description1H-pyrazole-3-carbaldehyde 98%
  • Packaging50g
  • Price$53
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0037FC
  • Product description1H-pyrazole-3-carbaldehyde 98%
  • Packaging25g
  • Price$27
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0037FC
  • Product description1H-pyrazole-3-carbaldehyde 97%
  • Packaging10g
  • Price$15
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0037FC
  • Product description1H-pyrazole-3-carbaldehyde 98%
  • Packaging5g
  • Price$10
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0037FC
  • Product description1H-pyrazole-3-carbaldehyde 97%
  • Packaging1g
  • Price$10
  • Updated2026-05-28
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  • ManufacturerAbosyn
  • Product number30-1025
  • Product description2H-Pyrazole-3-carboxaldehyde >95%
  • Packaging5g
  • Price$500
  • Updated2021-12-16
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  • ManufacturerACHEMBLOCK
  • Product numberO31194
  • Product description1H-pyrazole-3-carbaldehyde 95%
  • Packaging100G
  • Price$170
  • Updated2026-05-27
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  • ManufacturerActivate Scientific
  • Product numberAS21975
  • Product description1H-Pyrazole-3-carbaldehyde 97%
  • Packaging25g
  • Price$102
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS21975
  • Product description1H-Pyrazole-3-carbaldehyde 97%
  • Packaging1g
  • Price$23
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS21975
  • Product description1H-Pyrazole-3-carbaldehyde 97%
  • Packaging5g
  • Price$40
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS21975
  • Product description1H-Pyrazole-3-carbaldehyde 97%
  • Packaging100g
  • Price$338
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberW5960
  • Product descriptionPyrazole-3-carboxaldehyde
  • Packaging5g
  • Price$161
  • Updated2021-12-16
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  • ManufacturerAlichem
  • Product number3920501
  • Product descriptionPyrazole-3-carboxaldehyde
  • Packaging100g
  • Price$275.4
  • Updated2021-12-16
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  • ManufacturerAlichem
  • Product number3920501
  • Product descriptionPyrazole-3-carboxaldehyde
  • Packaging500g
  • Price$1112.4
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA115602
  • Product descriptionPyrazole-3-carboxaldehyde 97%
  • Packaging100g
  • Price$263
  • Updated2021-12-16
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Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0037FC 1H-pyrazole-3-carbaldehyde 98% 100g $103 2026-05-28 Buy
aablocks AA0037FC 1H-pyrazole-3-carbaldehyde 98% 50g $53 2026-05-28 Buy
aablocks AA0037FC 1H-pyrazole-3-carbaldehyde 98% 25g $27 2026-05-28 Buy
aablocks AA0037FC 1H-pyrazole-3-carbaldehyde 97% 10g $15 2026-05-28 Buy
aablocks AA0037FC 1H-pyrazole-3-carbaldehyde 98% 5g $10 2026-05-28 Buy
aablocks AA0037FC 1H-pyrazole-3-carbaldehyde 97% 1g $10 2026-05-28 Buy
Abosyn 30-1025 2H-Pyrazole-3-carboxaldehyde >95% 5g $500 2021-12-16 Buy
ACHEMBLOCK O31194 1H-pyrazole-3-carbaldehyde 95% 100G $170 2026-05-27 Buy
Activate Scientific AS21975 1H-Pyrazole-3-carbaldehyde 97% 25g $102 2026-06-04 Buy
Activate Scientific AS21975 1H-Pyrazole-3-carbaldehyde 97% 1g $23 2026-06-04 Buy
Activate Scientific AS21975 1H-Pyrazole-3-carbaldehyde 97% 5g $40 2026-06-04 Buy
Activate Scientific AS21975 1H-Pyrazole-3-carbaldehyde 97% 100g $338 2026-06-04 Buy
AK Scientific W5960 Pyrazole-3-carboxaldehyde 5g $161 2021-12-16 Buy
Alichem 3920501 Pyrazole-3-carboxaldehyde 100g $275.4 2021-12-16 Buy
Alichem 3920501 Pyrazole-3-carboxaldehyde 500g $1112.4 2021-12-16 Buy
Ambeed A115602 Pyrazole-3-carboxaldehyde 97% 100g $263 2021-12-16 Buy
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Properties

Melting point :149.0 to 153.0 °C
Boiling point :300.0±13.0 °C(Predicted)
Density :1.323
storage temp. :Inert atmosphere,Room Temperature
form :powder to crystal
pka :11.20±0.10(Predicted)
color :White to Orange to Green
InChI :InChI=1S/C4H4N2O/c7-3-4-1-2-5-6-4/h1-3H,(H,5,6)
InChIKey :ICFGFAUMBISMLR-UHFFFAOYSA-N
SMILES :N1C=CC(C=O)=N1
CAS DataBase Reference :3920-50-1(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
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
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.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.

Description

1H-?Pyrazole-?3-?carboxaldehyde is an intermediate used to prepare fused pyrrole carboxylic acids as novel, potent D-?amino acid oxidase (DAO) inhibitors. It is also a building block to synthesize α-?substituted benzylidenemalononitrile tyrphostins as potent inhibitors of EGF receptor and ErbB2?/neu tyrosine kinases.

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Suppliers and manufacturers

Zhengzhou Ailfield Chemical Co., Ltd. Shanghai Zhiyun Biotechnology Co., Ltd Shanghai Yanchun Biopharmaceutical Technology Co., Ltd Nanjing Jubai Biomedical Technology Co., Ltd. J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Beijing HwrkChemical Technology Co., Ltd Energy Chemical Wuhan Chemwish Technology Co., Ltd Capot Chemical Co., Ltd