3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-

Product Name: 3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
CAS No.: 137-45-1
Chemical Name: 3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-
Synonyms: 1,2-Dihydro-3H-pyrazol-3-one;NSC 520837;Pyrazol-3-ol;Pyrazol-5-ol;3-Pyrazolone;3H-pyrazol-3-one;1H-Pyrazol-3-one;4-Pyrazolin-3-one;3-Hydroxypyrazole;1,2-dihydropyrazol-3-on
CBNumber: CB7838723
Molecular Formula: C3H4N2O
Formula Weight: 84.08
MOL File: 137-45-1.mol

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3H-PYRAZOL-3-ONE, 1,2-DIHYDRO- Property

Melting point:: 160-162 °C
Density: 1.191±0.06 g/cm3(Predicted)
storage temp.: 2-8°C
pka: 9.00±0.70(Predicted)
form: solid
color: Pale yellow

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Safety

HS Code: 2933199090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H332Harmful if inhaled

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TRC

Product number: P840460
Product name: 1H-Pyrazol-3(2H)-one
Packaging: 10mg
Price: $45
Updated: 2021/12/16

Apolloscientific

Product number: OR300636
Product name: 5-Hydroxy-1H-pyrazole
Purity: 97%
Packaging: 1g
Price: $34
Updated: 2021/12/16

SynQuest Laboratories

Product number: 4H01-1-5Y
Product name: 5-Hydroxy-1H-pyrazole
Packaging: 1g
Price: $37
Updated: 2021/12/16

American Custom Chemicals Corporation

Product number: CHM1040882
Product name: 1,2-DIHYDRO-3H-PYRAZOL-3-ONE
Purity: 95.00%
Packaging: 5MG
Price: $504.23
Updated: 2021/12/16

Apolloscientific

Product number: OR300636
Product name: 5-Hydroxy-1H-pyrazole
Purity: 97%
Packaging: 5g
Price: $102
Updated: 2021/12/16