3-Methyl-3-pyrazolin-5-one
- Product Name
- 3-Methyl-3-pyrazolin-5-one
- CAS No.
- 4344-87-0
- Chemical Name
- 3-Methyl-3-pyrazolin-5-one
- Synonyms
- 3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-;AKOS B028792;3 METHYLPYRAZOLONE;5-Methyl-1H-pyrazole-3-ol;3-METHYL-3-PARAZOLIN-5-ONE;3-METHYL-3-PYRAZOLIN-5-ONE;3-Hydroxy-5-methylpyrazole;3-Methyl-3-pyrazoline-5-one;5-METHYL-3-HYDROXY PYRAZOLE;5-Methyl-1H-pyrazol-3(2H)-one
- CBNumber
- CB8217187
- Molecular Formula
- C4H6N2O
- Formula Weight
- 98.1
- MOL File
- 4344-87-0.mol
3-Methyl-3-pyrazolin-5-one Property
- Melting point:
- 223-225 °C (lit.)
- Density
- 1.107±0.06 g/cm3(Predicted)
- storage temp.
- Keep in dark place,Inert atmosphere,Room temperature
- solubility
- 1 M NH4OH: soluble25mg/mL, clear, colorless (in methanol)
- form
- solid
- pka
- 9.04±0.70(Predicted)
- color
- Off White
- CAS DataBase Reference
- 4344-87-0(CAS DataBase Reference)
Safety
- Hazard Codes
- Xi
- Risk Statements
- 36/37/38
- Safety Statements
- 26-37/39-36
- WGK Germany
- 3
- HS Code
- 2933119000
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 303062
- Product name
- 3-Methyl-3-pyrazolin-5-one
- Purity
- 98%
- Packaging
- 25g
- Price
- $50.1
- Updated
- 2023/06/20
- Product number
- 4H01-1-32
- Product name
- 3-Methyl-5-hydroxypyrazole
- Purity
- 95%
- Packaging
- 1g
- Price
- $75
- Updated
- 2021/12/16
- Product number
- CS-W013725
- Product name
- 5-Methyl-1H-pyrazol-3(2H)-one
- Purity
- 98.83%
- Packaging
- 500g
- Price
- $93
- Updated
- 2021/12/16
- Product number
- 072859
- Product name
- 3-Methyl-5-hydroxypyrazole
- Purity
- 95+%
- Packaging
- 25g
- Price
- $20
- Updated
- 2021/12/16
- Product number
- 072859
- Product name
- 3-Methyl-5-hydroxypyrazole
- Purity
- 95+%
- Packaging
- 100g
- Price
- $49
- Updated
- 2021/12/16
3-Methyl-3-pyrazolin-5-one Chemical Properties,Usage,Production
Chemical Properties
Light yellow crystalline powder
Uses
3-Methyl-3-pyrazolin-5-one was used in the preparation of substituted 4-alkyl(cycloalkyl)-2-amino-3-cyano-4H-pyrans.
General Description
3-Methyl-3-pyrazolin-5-one is an intermediate in the synthesis of heterocyclic compounds. Crystal structure of 3-methyl-3-pyrazolin-5-one was studied.
3-Methyl-3-pyrazolin-5-one Preparation Products And Raw materials
Raw materials
Preparation Products
3-Methyl-3-pyrazolin-5-one Suppliers
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View Lastest Price from 3-Methyl-3-pyrazolin-5-one manufacturers
- Product
- 3-Methyl-3-pyrazolin-5-one 4344-87-0
- Price
- US $1.00/KG
- Min. Order
- 1KG
- Purity
- 99%
- Supply Ability
- Customized
- Release date
- 2019-12-20