1-Ethyl-1H-pyrazol-5-amine

Modify Date: 2024-01-08 20:19:58

1-Ethyl-1H-pyrazol-5-amine Structure
1-Ethyl-1H-pyrazol-5-amine structure
Common Name 1-Ethyl-1H-pyrazol-5-amine
CAS Number 3528-58-3 Molecular Weight 111.145
Density 1.2±0.1 g/cm3 Boiling Point 238.6±13.0 °C at 760 mmHg
Molecular Formula C5H9N3 Melting Point 52-57 °C(lit.)
MSDS Chinese USA Flash Point 98.1±19.8 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 2-ethylpyrazol-3-amine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 238.6±13.0 °C at 760 mmHg
Melting Point 52-57 °C(lit.)
Molecular Formula C5H9N3
Molecular Weight 111.145
Flash Point 98.1±19.8 °C
Exact Mass 111.079643
PSA 43.84000
LogP 0.09
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.579

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2933199090

 Synthetic Route

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1-Ethyl-1H-pyrazol-5-amine Structure

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CAS#:3528-58-3

Literature: WO2005/80359 A1, ; Page/Page column 91 ; WO 2005/080359 A1

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1-Ethyl-1H-pyrazol-5-amine Structure

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CAS#:3528-58-3

Literature: RANBAXY LABORATORIES LIMITED; RUDRA, Sonali; GUPTA, Nidhi; CHANDRAKANT, Kakade, Ganesh; JAIN, Tarun; VOLETI, Sreedhara, Rao; RAY, Abhijit; DASTIDAR, Sunanda G.; VIJAYKRISHNAN, Lalitha Patent: WO2010/46791 A1, 2010 ; Location in patent: Page/Page column 30-31 ; WO 2010/046791 A1

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1-Ethyl-1H-pyrazol-5-amine Structure

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CAS#:3528-58-3

Literature: WO2008/9735 A1, ; Page/Page column 110 ; WO 2008/009735 A1

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1-Ethyl-1H-pyrazol-5-amine Structure

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CAS#:3528-58-3

Literature: Salazar, Loreto; Espada, Modesta; Avendano, Carmen; Claramunt, Rosa Maria; Sanz, Dionisia; Elguero, Jose Journal of Organic Chemistry, 1992 , vol. 57, # 5 p. 1563 - 1567

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1-Ethyl-1H-pyrazol-5-amine Structure

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CAS#:3528-58-3

Literature: Journal of Organic Chemistry, , vol. 57, # 5 p. 1563 - 1567

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1-Ethyl-1H-pyrazol-5-amine Structure

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CAS#:3528-58-3

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 20, # 7 p. 2340 - 2343

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1-Ethyl-1H-pyrazol-5-amine Structure

1-Ethyl-1H-pyra...

CAS#:3528-58-3

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , p. 938 - 942

 Customs

HS Code 2933199090
Summary 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles2

More Articles

J. Chem. Soc. Perkin Trans. I , 938, (1980)

Pyrazolo [3, 4-b] pyridines. The preparation of 1-protected-1 H-pyrazolo [3, 4-b] pyridines and attempts to remove the 1-substituent. Some reactions of 1-benzyl-1 H-pyrazolo [3, 4-b] pyridine and its 7-oxide. Dorgan RJJ, et al.

J. Chem. Soc. Perkin Trans. I , 938-42, (1980)

 Synonyms

1-ethyl-5-aminopyrazole
1-ethyl-1H-pyrazol-5-ylamine
2-ethyl-2H-pyrazole-3-ylamine
1H-Pyrazol-5-amine,1-ethyl
1H-Pyrazol-5-amine, 1-ethyl-
2-ETHYL-3-AMINOPYRAZOLE
5-amino-1-ethylpyrazole
1-ethylpyrazole-5-ylamine
1-Ethyl-1H-pyrazol-5-amine
MFCD00010849
2-Ethyl-2H-pyrazol-3-ylamine
5-Amino-1-ethyl-1H-pyrazole