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ChemicalBook >> CAS DataBase List >> 5-HYDROXY-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID METHYL ESTER

5-HYDROXY-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID METHYL ESTER

5-HYDROXY-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID METHYL ESTER
 price.
  • $11 - $600
  • Product name: 5-HYDROXY-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID METHYL ESTER
  • CAS: 51985-95-6
  • MF: C6H8N2O3
  • MW: 156.14
  • EINECS:
  • MDL Number:MFCD01851055
  • Synonyms:1-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic acid methyl ester;Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 97%;Methyl 5-hydroxy-1-methyl-3-pyrazolecarboxylate;NSC 338308;1H-Pyrazole-3-carboxylic acid, 1-methyl-, methyl ester;Methyl 1-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylate;1H-Pyrazole-3-carboxylic acid, 5-hydroxy-1-methyl-, methyl ester;5-HYDROXY-1-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID METHYL ESTER ISO 9001:2015 REACH
58 prices
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Brand
  • aablocks
  • ACHEMBLOCK
  • Acints
  • Advanced Chemicals Intermediat
  • Advanced Chemicals Intermediatesced Chemicals Intermediates
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • AstaTech
  • Chemenu
  • Crysdot
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • SynQuest Laboratories
  • Synthonix
  • TRC
Package
  • 5MG
  • 10mg
  • 100mg
  • 250mg
  • 1g
  • 5g
  • 10g
  • 25g
  • 100G
  • Manufactureraablocks
  • Product numberAA003715
  • Product descriptionMethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 97%
  • Packaging5g
  • Price$36
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003715
  • Product descriptionMethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 97%
  • Packaging10g
  • Price$58
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003715
  • Product descriptionMethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 97%
  • Packaging25g
  • Price$98
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003715
  • Product descriptionMethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 98%
  • Packaging1g
  • Price$13
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003715
  • Product descriptionMethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate ≥97%
  • Packaging250mg
  • Price$11
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberA-683
  • Product descriptionmethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 95%
  • Packaging100G
  • Price$520
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberA-683
  • Product descriptionmethyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 95%
  • Packaging25G
  • Price$135
  • Updated2026-05-27
  • Buy
  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+
  • Packaging1g
  • Price$51.3
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+
  • Packaging25g
  • Price$369.75
  • Updated2021-12-16
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  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+
  • Packaging25g
  • Price$430.65
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+
  • Packaging1g
  • Price$43.5
  • Updated2021-12-16
  • Buy
  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+
  • Packaging5g
  • Price$143.1
  • Updated2026-05-20
  • Buy
  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+
  • Packaging5g
  • Price$159.5
  • Updated2021-12-16
  • Buy
  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+
  • Packaging10g
  • Price$203
  • Updated2021-12-16
  • Buy
  • ManufacturerAcints
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+
  • Packaging10g
  • Price$236.25
  • Updated2026-05-20
  • Buy
  • ManufacturerAdvanced Chemicals Intermediat
  • Product numberACI-01051
  • Product description5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+
  • Packaging10g
  • Price$236.25
  • Updated2026-05-19
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003715 Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 97% 5g $36 2026-05-28 Buy
aablocks AA003715 Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 97% 10g $58 2026-05-28 Buy
aablocks AA003715 Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 97% 25g $98 2026-05-28 Buy
aablocks AA003715 Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 98% 1g $13 2026-05-28 Buy
aablocks AA003715 Methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate ≥97% 250mg $11 2026-05-28 Buy
ACHEMBLOCK A-683 methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 95% 100G $520 2026-05-27 Buy
ACHEMBLOCK A-683 methyl 5-hydroxy-1-methyl-1H-pyrazole-3-carboxylate 95% 25G $135 2026-05-27 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+ 1g $51.3 2026-05-20 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+ 25g $369.75 2021-12-16 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+ 25g $430.65 2026-05-20 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+ 1g $43.5 2021-12-16 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+ 5g $143.1 2026-05-20 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+ 5g $159.5 2021-12-16 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylicacidmethylester 95%+ 10g $203 2021-12-16 Buy
Acints ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+ 10g $236.25 2026-05-20 Buy
Advanced Chemicals Intermediat ACI-01051 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxylic acid methyl ester 95%+ 10g $236.25 2026-05-19 Buy

Properties

Melting point :195-200°C
Boiling point :330.7±22.0 °C(Predicted)
Density :1.35±0.1 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
pka :8.26±0.28(Predicted)
form :solid
color :Pale brown
InChI :InChI=1S/C6H8N2O3/c1-8-5(9)3-4(7-8)6(10)11-2/h3,9H,1-2H3
InChIKey :IWOKRTHKTAEDLP-UHFFFAOYSA-N
SMILES :N1(C)C(O)=CC(C(OC)=O)=N1

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:
P280 Wear protective gloves/protective clothing/eye protection/face protection.

Description


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