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ChemicalBook >> CAS DataBase List >> 5-Hydroxy-1-methylpyrazole

5-Hydroxy-1-methylpyrazole

5-Hydroxy-1-methylpyrazole price.
  • $7 - $2909
  • Product name: 5-Hydroxy-1-methylpyrazole
  • CAS: 33641-15-5
  • MF: C4H6N2O
  • MW: 98.1
  • EINECS:213-317-6
  • MDL Number:MFCD05864418
  • Synonyms:5-HYDROXY-1-METHYL-1H-PYRAZOLE, 95%;REF DUPL: 5-Hydroxy-1-methyl-1H-pyrazole;1-Methyl-5-hydroxy-1H-pyrazole;1-Methyl-5-hydroxypyrazole;1-Methylpyrazol-5-ol;5-Hydroxy-1-Methyl-5-pyrazole;1-Methyl-1H-pyrazol-3(2H)-one;2-Methyl-2H-pyrazol-3-ol
Price60 Properties Safety Information Description
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  • Manufactureraablocks
  • Product numberAA003EEG
  • Product description1-Methyl-1H-pyrazol-5-ol 96%
  • Packaging5g
  • Price$7
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003EEG
  • Product description1-Methyl-1H-pyrazol-5-ol 96%
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  • Price$9
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003EEG
  • Product description1-Methyl-1H-pyrazol-5-ol 96%
  • Packaging25g
  • Price$13
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA003EEG
  • Product description1-Methyl-1H-pyrazol-5-ol 97%
  • Packaging100g
  • Price$42
  • Updated2026-05-28
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  • ManufacturerActivate Scientific
  • Product numberAS32623
  • Product description1-Methyl-1H-pyrazol-5-ol 97%
  • Packaging25g
  • Price$37
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS32623
  • Product description1-Methyl-1H-pyrazol-5-ol 97%
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  • Price$20
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS32623
  • Product description1-Methyl-1H-pyrazol-5-ol 97%
  • Packaging100g
  • Price$95
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberJ92404
  • Product description5-Hydroxy-1-methylpyrazole
  • Packaging10g
  • Price$60
  • Updated2021-12-16
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  • ManufacturerAlichem
  • Product number33641155
  • Product description1-Methyl-1h-pyrazol-5-ol
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  • Price$151.36
  • Updated2021-12-16
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  • ManufacturerAlichem
  • Product number33641155
  • Product description1-Methyl-1h-pyrazol-5-ol
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  • Price$305.44
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA151228
  • Product description1-Methyl-1H-pyrazol-5-ol 97%
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  • Price$198
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  • Price$599
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  • ManufacturerAmbeed
  • Product numberA151228
  • Product description1-Methyl-1H-pyrazol-5-ol 97%
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  • Price$58
  • Updated2021-12-16
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  • ManufacturerAmbeed
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  • Product description1-Methyl-1H-pyrazol-5-ol 97%
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  • Price$98
  • Updated2021-12-16
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  • Product description1-Methyl-1H-pyrazol-5-ol 97%
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  • ManufacturerAmbeed
  • Product numberA151228
  • Product description1-Methyl-1H-pyrazol-5-ol 97%
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  • Price$38
  • Updated2021-12-16
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Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003EEG 1-Methyl-1H-pyrazol-5-ol 96% 5g $7 2026-05-28 Buy
aablocks AA003EEG 1-Methyl-1H-pyrazol-5-ol 96% 10g $9 2026-05-28 Buy
aablocks AA003EEG 1-Methyl-1H-pyrazol-5-ol 96% 25g $13 2026-05-28 Buy
aablocks AA003EEG 1-Methyl-1H-pyrazol-5-ol 97% 100g $42 2026-05-28 Buy
Activate Scientific AS32623 1-Methyl-1H-pyrazol-5-ol 97% 25g $37 2026-06-04 Buy
Activate Scientific AS32623 1-Methyl-1H-pyrazol-5-ol 97% 5g $20 2026-06-04 Buy
Activate Scientific AS32623 1-Methyl-1H-pyrazol-5-ol 97% 100g $95 2026-06-04 Buy
AK Scientific J92404 5-Hydroxy-1-methylpyrazole 10g $60 2021-12-16 Buy
Alichem 33641155 1-Methyl-1h-pyrazol-5-ol 10g $151.36 2021-12-16 Buy
Alichem 33641155 1-Methyl-1h-pyrazol-5-ol 25g $305.44 2021-12-16 Buy
Ambeed A151228 1-Methyl-1H-pyrazol-5-ol 97% 100g $198 2021-12-16 Buy
Ambeed A151228 1-Methyl-1H-pyrazol-5-ol 97% 500g $599 2021-12-16 Buy
Ambeed A151228 1-Methyl-1H-pyrazol-5-ol 97% 10g $58 2021-12-16 Buy
Ambeed A151228 1-Methyl-1H-pyrazol-5-ol 97% 25g $98 2021-12-16 Buy
Ambeed A151228 1-Methyl-1H-pyrazol-5-ol 97% 1g $12 2021-12-16 Buy
Ambeed A151228 1-Methyl-1H-pyrazol-5-ol 97% 5g $38 2021-12-16 Buy
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Properties

Melting point :110-114 °C
Boiling point :217.7±13.0 °C(Predicted)
Density :1.22±0.1 g/cm3(Predicted)
storage temp. :Inert atmosphere,Room Temperature
solubility :soluble in DMSO, Methanol
pka :9.07±0.23(Predicted)
form :powder to crystal
color :White to Orange to Green
InChI :InChI=1S/C4H6N2O/c1-6-4(7)2-3-5-6/h2-3,7H,1H3
InChIKey :CMXOTACIOGGSNH-UHFFFAOYSA-N
SMILES :N1(C)C(O)=CC=N1

Safety Information

Symbol(GHS): Corrosion (GHS05)Exclamation Mark (GHS07)
Signal word: Danger
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
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.

Description

5-Hydroxy-1-methylpyrazole is a pyrazole derivative used as an intermediate in the preparation of herbicides.

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Suppliers and manufacturers

Huizhili (Changzhou) Life Technology Co., Ltd
5-Hydroxy-1-methylpyrazole
$49.00
5-Hydroxy-1-methylpyrazole CAS:33641-15-5
Shaanxi Dideu Medichem Co. Ltd
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$1.00
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Hebei Chuanghai Biotechnology Co,.LTD
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$2.00
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career henan chemical co
5-Hydroxy-1-methylpyrazole
$1.00
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Hefei Hangang Pharmaceutical Technology Co., Ltd.
Hefei TNJ Chemical Industry Co.,Ltd.
Win-Win chemical CO., Limited
Apeloa Pharmaceutical Co., Ltd.
AFINE CHEMICALS LIMITED
Finetech Industry Limited