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ChemicalBook >> CAS DataBase List >> 1-Methyl-1H-pyrazol-5(4H)-one

1-Methyl-1H-pyrazol-5(4H)-one

1-Methyl-1H-pyrazol-5(4H)-one price.
  • $8 - $3120
  • Product name: 1-Methyl-1H-pyrazol-5(4H)-one
  • CAS: 10234-66-9
  • MF: C4H6N2O
  • MW: 98.1
  • EINECS:
  • MDL Number:MFCD20229439
  • Synonyms:1-Methyl-1H-pyrazol-5(4H)-one;1-Methyl-2-pyrazolin-5-one;1-Methyl-1H-pyrazol-5(4H);1-Methyl-5-pyrazolone;2-Methyl-2,4-dihydropyrazol-3-one;2-methyl-4H-pyrazol-3-one;3H-Pyrazol-3-one, 2,4-dihydro-2-methyl-;1-methyl-4,5-dihydro-1H-pyrazol-5-one
Price34 Properties Safety Information Description
34 prices
Selected condition：
Brand
  • aablocks
  • AccelPharmtech
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Chemenu
  • Crysdot
  • Synthonix
Package
  • 5MG
  • 250mg
  • 1g
  • 5g
  • 10g
  • 25g
  • Manufactureraablocks
  • Product numberAA00075Y
  • Product description1-Methyl-1H-pyrazol-5(4H)-one 97%
  • Packaging250mg
  • Price$8
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00075Y
  • Product description1-Methyl-1H-pyrazol-5(4H)-one 97%
  • Packaging1g
  • Price$10
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00075Y
  • Product description1-Methyl-1H-pyrazol-5(4H)-one 97%
  • Packaging5g
  • Price$24
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00075Y
  • Product description1-Methyl-1H-pyrazol-5(4H)-one 97%
  • Packaging10g
  • Price$40
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00075Y
  • Product description1-Methyl-1H-pyrazol-5(4H)-one 97%
  • Packaging25g
  • Price$87
  • Updated2026-05-25
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberP7862
  • Product description2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00%
  • Packaging1G
  • Price$1530
  • Updated2021-12-16
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberP7862
  • Product description2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00%
  • Packaging1G
  • Price$1530
  • Updated2026-05-21
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberP7862
  • Product description2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00%
  • Packaging5G
  • Price$1700
  • Updated2021-12-16
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberP7862
  • Product description2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00%
  • Packaging5G
  • Price$1700
  • Updated2026-05-21
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberP7862
  • Product description2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00%
  • Packaging25G
  • Price$3120
  • Updated2021-12-16
  • Buy
  • ManufacturerAccelPharmtech
  • Product numberP7862
  • Product description2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00%
  • Packaging25G
  • Price$3120
  • Updated2026-05-21
  • Buy
  • ManufacturerAK Scientific
  • Product number0601AA
  • Product description1-Methyl-1H-pyrazol-5(4H)-one
  • Packaging10g
  • Price$374
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number10234669
  • Product description1-Methyl-1h-pyrazol-5(4h)-one
  • Packaging25g
  • Price$381.76
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number10234669
  • Product description1-Methyl-1h-pyrazol-5(4h)-one
  • Packaging10g
  • Price$189.16
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA164251
  • Product description1-Methyl-1H-pyrazol-5(4H)-one 97%
  • Packaging5g
  • Price$220
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA164251
  • Product description1-Methyl-1H-pyrazol-5(4H)-one 97%
  • Packaging10g
  • Price$407
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00075Y 1-Methyl-1H-pyrazol-5(4H)-one 97% 250mg $8 2026-05-25 Buy
aablocks AA00075Y 1-Methyl-1H-pyrazol-5(4H)-one 97% 1g $10 2026-05-25 Buy
aablocks AA00075Y 1-Methyl-1H-pyrazol-5(4H)-one 97% 5g $24 2026-05-25 Buy
aablocks AA00075Y 1-Methyl-1H-pyrazol-5(4H)-one 97% 10g $40 2026-05-25 Buy
aablocks AA00075Y 1-Methyl-1H-pyrazol-5(4H)-one 97% 25g $87 2026-05-25 Buy
AccelPharmtech P7862 2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00% 1G $1530 2021-12-16 Buy
AccelPharmtech P7862 2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00% 1G $1530 2026-05-21 Buy
AccelPharmtech P7862 2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00% 5G $1700 2021-12-16 Buy
AccelPharmtech P7862 2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00% 5G $1700 2026-05-21 Buy
AccelPharmtech P7862 2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00% 25G $3120 2021-12-16 Buy
AccelPharmtech P7862 2,4-dihydro-2-methyl-3H-Pyrazol-3-one 97.00% 25G $3120 2026-05-21 Buy
AK Scientific 0601AA 1-Methyl-1H-pyrazol-5(4H)-one 10g $374 2021-12-16 Buy
Alichem 10234669 1-Methyl-1h-pyrazol-5(4h)-one 25g $381.76 2021-12-16 Buy
Alichem 10234669 1-Methyl-1h-pyrazol-5(4h)-one 10g $189.16 2021-12-16 Buy
Ambeed A164251 1-Methyl-1H-pyrazol-5(4H)-one 97% 5g $220 2021-12-16 Buy
Ambeed A164251 1-Methyl-1H-pyrazol-5(4H)-one 97% 10g $407 2021-12-16 Buy
Next Last

Properties

Melting point :104-108 °C
Boiling point :136.9±23.0 °C(Predicted)
Density :1.22±0.1 g/cm3(Predicted)
storage temp. :2-8°C
pka :2.93±0.50(Predicted)
Appearance :Light yellow to yellow Solid

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
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
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:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
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.
P321 Specific treatment (see … on this label).
P330 Rinse mouth.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P501 Dispose of contents/container to..…

Description

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Suppliers and manufacturers

Blocksynth Pharmaceutical Technology Co.,Ltd
HANGZHOU LEAP CHEM CO., LTD.
Aladdin Scientific
Shanghai Likang New Materials Co., Limited
Amadis Chemical Company Limited Acorn PharmaTech Co., Ltd. T&W GROUP NovoChemy Ltd. Nanjing Chemcn Pharmaceutical Co., Ltd. Nanjing YaoCheng Pharmaceutical Co., Ltd.