1-(2-methoxyethyl)-1H-pyrazol-4-amine
- Product Name
- 1-(2-methoxyethyl)-1H-pyrazol-4-amine
- CAS No.
- 948570-74-9
- Chemical Name
- 1-(2-methoxyethyl)-1H-pyrazol-4-amine
- Synonyms
- 1-(2-Methoxyethyl)pyrazol-4-amine;1-(2-methoxyethyl)-1H-pyrazol-4-amine;4-Amino-1-(2-methoxyethyl)-1H-pyrazole;1-(2-Methoxyethyl)-1H-pyrazol-4-ylamine;1H-Pyrazol-4-amine, 1-(2-methoxyethyl)-
- CBNumber
- CB41610196
- Molecular Formula
- C6H11N3O
- Formula Weight
- 141.17
- MOL File
- 948570-74-9.mol
1-(2-methoxyethyl)-1H-pyrazol-4-amine Property
- Boiling point:
- 277.0±20.0 °C(Predicted)
- Density
- 1.19±0.1 g/cm3(Predicted)
- storage temp.
- under inert gas (nitrogen or Argon) at 2–8 °C
- pka
- 3.48±0.10(Predicted)
- form
- liquid
- color
- Light brown to brown
Safety
- HS Code
- 2922390090
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.
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
- M139290
- Product name
- 1-(2-methoxyethyl)-1H-pyrazol-4-amine
- Packaging
- 250mg
- Price
- $350
- Updated
- 2021/12/16
- Product number
- 101774
- Product name
- 1-(2-Methoxyethyl)-1H-pyrazol-4-amine
- Purity
- 95%
- Packaging
- 250mg
- Price
- $262
- Updated
- 2021/12/16
- Product number
- 101774
- Product name
- 1-(2-Methoxyethyl)-1H-pyrazol-4-amine
- Purity
- 95%
- Packaging
- 500mg
- Price
- $418
- Updated
- 2021/12/16
- Product number
- 4H30-1-8H
- Product name
- 1-(2-Methoxyethyl)-1H-pyrazol-4-amine
- Packaging
- 1g
- Price
- $495
- Updated
- 2021/12/16
- Product number
- 101774
- Product name
- 1-(2-Methoxyethyl)-1H-pyrazol-4-amine
- Purity
- 95%
- Packaging
- 1g
- Price
- $670
- Updated
- 2021/12/16
1-(2-methoxyethyl)-1H-pyrazol-4-amine Chemical Properties,Usage,Production
Synthesis
948570-75-0
948570-74-9
General procedure: A solution of 1-(2-methoxyethyl)-4-nitro-1H-pyrazole (2.5 g, 14.60 mmol) in ethanol (250 mL) was added to a standard flask, followed by palladium carbon (20% w/w, 0.50 g). The flask was evacuated and replaced with hydrogen. The reaction was stirred under hydrogen atmosphere (1 atm) for 16 hours. After completion of the reaction, the reaction solution was filtered through a sintered funnel with a diatomaceous earth pad and the filter cake was washed with methanol. The filtrate was concentrated under reduced pressure to afford 1-(2-methoxyethyl)-1H-pyrazol-4-amine (2.0 g, 97% yield), which was used directly in the next reaction without further purification.1H NMR (400 MHz, CDCl3): δ 7.03 (s, 1H), 6.89 (s, 1H), 4.19-4.17 (t, 2H), 3.78 ( br s, 2H), 3.67-3.64 (t, 2H), 3.21 (s, 3H). Mass spectrum (MS): 142.11 (M + H).
References
[1] Patent: WO2015/25197, 2015, A1. Location in patent: Paragraph 00079
[2] Patent: US2015/336982, 2015, A1. Location in patent: Paragraph 0436; 0438
[3] Patent: CN104583195, 2018, B. Location in patent: Paragraph 0633; 0634; 0638; 0639; 0640
[4] Patent: WO2007/99326, 2007, A1. Location in patent: Page/Page column 104
[5] Patent: WO2015/48281, 2015, A1. Location in patent: Paragraph 00426; 00428
1-(2-methoxyethyl)-1H-pyrazol-4-amine Preparation Products And Raw materials
Raw materials
Preparation Products
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