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ChemicalBook >> CAS DataBase List >> 1-Methyl-1H-pyrazole-5-carbaldehyde

1-Methyl-1H-pyrazole-5-carbaldehyde

1-Methyl-1H-pyrazole-5-carbaldehyde price.
  • $10 - $4991
  • Product name: 1-Methyl-1H-pyrazole-5-carbaldehyde
  • CAS: 27258-33-9
  • MF: C5H6N2O
  • MW: 110.11
  • EINECS:
  • MDL Number:MFCD03419801
  • Synonyms:ART-CHEM-BB B007393;ASINEX-REAG BAS 10156687;1H-Pyrazole-5-carboxaldehyde, 1-methyl-;2-Methyl-2H-Pyrazole-2carbaldehyde;1-Methylpyrazole-5-carboxaldehyde;(1-METHYL-1H-PYRAZOLE-5-CARBALDEHYDE);2-METHYL-2H-PYRAZOLE-3-CARBALDEHYDE;AKOS B007393
Price65 Properties Safety Information Description
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  • Manufactureraablocks
  • Product numberAA00381E
  • Product description1-methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging1g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00381E
  • Product description1-methyl-1H-pyrazole-5-carbaldehyde ≥95%(GC)
  • Packaging250mg
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00381E
  • Product description1-methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging5g
  • Price$13
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00381E
  • Product description1-methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging10g
  • Price$20
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00381E
  • Product description1-methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging25g
  • Price$49
  • Updated2026-05-28
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  • ManufacturerACHEMBLOCK
  • Product numberS71482
  • Product description1-methyl-1H-pyrazole-5-carbaldehyde 95%
  • Packaging100G
  • Price$270
  • Updated2026-05-27
  • Buy
  • ManufacturerAcints
  • Product numberACI-00851
  • Product description2-Methyl-2H-pyrazole-3-carbaldehyde 95%+
  • Packaging5g
  • Price$135
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-00851
  • Product description2-Methyl-2H-pyrazole-3-carbaldehyde 95%+
  • Packaging1g
  • Price$33.75
  • Updated2026-05-20
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  • ManufacturerActivate Scientific
  • Product numberAS32333
  • Product description1-Methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging5g
  • Price$29
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS32333
  • Product description1-Methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging1g
  • Price$23
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS32333
  • Product description1-Methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging25g
  • Price$128
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS32333
  • Product description1-Methyl-1H-pyrazole-5-carbaldehyde 97%
  • Packaging100g
  • Price$427
  • Updated2026-06-04
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  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-00851
  • Product description2-Methyl-2H-pyrazole-3-carbaldehyde 95%+
  • Packaging5g
  • Price$135
  • Updated2026-05-19
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-00851
  • Product description2-Methyl-2H-pyrazole-3-carbaldehyde 95%+
  • Packaging1g
  • Price$33.75
  • Updated2026-05-19
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  • ManufacturerAK Scientific
  • Product numberW5036
  • Product description1-Methyl-1H-pyrazole-5-carbaldehyde
  • Packaging1g
  • Price$75
  • Updated2021-12-16
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  • ManufacturerAlichem
  • Product number27258339
  • Product description1-Methyl-1H-pyrazole-5-carbaldehyde
  • Packaging25g
  • Price$222.76
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00381E 1-methyl-1H-pyrazole-5-carbaldehyde 97% 1g $10 2026-05-28 Buy
aablocks AA00381E 1-methyl-1H-pyrazole-5-carbaldehyde ≥95%(GC) 250mg $10 2026-05-28 Buy
aablocks AA00381E 1-methyl-1H-pyrazole-5-carbaldehyde 97% 5g $13 2026-05-28 Buy
aablocks AA00381E 1-methyl-1H-pyrazole-5-carbaldehyde 97% 10g $20 2026-05-28 Buy
aablocks AA00381E 1-methyl-1H-pyrazole-5-carbaldehyde 97% 25g $49 2026-05-28 Buy
ACHEMBLOCK S71482 1-methyl-1H-pyrazole-5-carbaldehyde 95% 100G $270 2026-05-27 Buy
Acints ACI-00851 2-Methyl-2H-pyrazole-3-carbaldehyde 95%+ 5g $135 2026-05-20 Buy
Acints ACI-00851 2-Methyl-2H-pyrazole-3-carbaldehyde 95%+ 1g $33.75 2026-05-20 Buy
Activate Scientific AS32333 1-Methyl-1H-pyrazole-5-carbaldehyde 97% 5g $29 2026-06-04 Buy
Activate Scientific AS32333 1-Methyl-1H-pyrazole-5-carbaldehyde 97% 1g $23 2026-06-04 Buy
Activate Scientific AS32333 1-Methyl-1H-pyrazole-5-carbaldehyde 97% 25g $128 2026-06-04 Buy
Activate Scientific AS32333 1-Methyl-1H-pyrazole-5-carbaldehyde 97% 100g $427 2026-06-04 Buy
Advanced Chemicals Intermediat ACI-00851 2-Methyl-2H-pyrazole-3-carbaldehyde 95%+ 5g $135 2026-05-19 Buy
Advanced Chemicals Intermediat ACI-00851 2-Methyl-2H-pyrazole-3-carbaldehyde 95%+ 1g $33.75 2026-05-19 Buy
AK Scientific W5036 1-Methyl-1H-pyrazole-5-carbaldehyde 1g $75 2021-12-16 Buy
Alichem 27258339 1-Methyl-1H-pyrazole-5-carbaldehyde 25g $222.76 2021-12-16 Buy
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Properties

Boiling point :115/15mm
Density :1.118 g/mL at 25 °C
refractive index :n20/D1.521
Flash point :66℃
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
pka :0.56±0.10(Predicted)
form :clear liquid
color :Colorless to Light orange to Yellow
CAS DataBase Reference :27258-33-9(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
H227 Combustible liquid Flammable liquids Category 4 Warning P210, P280, P370+P378, P403+P235,P501
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
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
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:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P403+P235 Store in a well-ventilated place. Keep cool.
P501 Dispose of contents/container to..…

Description

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Suppliers and manufacturers

Changsha Luxing Bio-Chem Technology Co., Ltd. J & K SCIENTIFIC LTD. TCI (Shanghai) Development Co., Ltd. ShangHai DEMO Chemical Co.,Ltd Energy Chemical Wuhan Chemwish Technology Co., Ltd Capot Chemical Co., Ltd Pure Chemistry Scientific Inc. Accela ChemBio Co.,Ltd. Nanjing Chemlin Chemical Co., Ltd