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3-(1-methylethyl)-pyrazole

CAS No.
49633-25-2
Chemical Name:
3-(1-methylethyl)-pyrazole
Synonyms
3-isopropyl-1H-pyrazole;3-Isopropylpyrazole;5-Isopropyl-1H-pyrazole;3-ISOPROPYL-2H-PYRAZOLE;5-propan-2-yl-1H-pyrazole;3-(1-methylethyl)-pyrazole;3(5)-isopropyl-1H-pyrazole;3-(propan-2-yl)-1H-pyrazole;3-(1-Methylethyl)-1H-pyrazole;1H-Pyrazole, 3-(1-methylethyl)-
CBNumber:
CB61518445
Molecular Formula:
C6H10N2
Molecular Weight:
110.16
MDL Number:
MFCD08701139
MOL File:
49633-25-2.mol
MSDS File:
SDS
Last updated:2025-07-24 18:13:51
Product description Number Pack Size Price
3-Isopropylpyrazole 90+% P9834 250mg $19
3-Isopropylpyrazole 90+% P9834 1g $20
3-Isopropylpyrazole 90+% P9834 5g $90
3-Isopropylpyrazole 90+% P9834 25g $450
3-Isopropyl-1H-pyrazole 95+% CD11116606 1g $108
More product size

3-(1-methylethyl)-pyrazole Properties

Boiling point 115 °C(Press: 12 Torr)
Density 0.991±0.06 g/cm3(Predicted)
storage temp. Sealed in dry,Room Temperature
pka 14.32±0.10(Predicted)
Appearance Colorless to light yellow Liquid
InChI InChI=1S/C6H10N2/c1-5(2)6-3-4-7-8-6/h3-5H,1-2H3,(H,7,8)
InChIKey ZICRALLMHKILDG-UHFFFAOYSA-N
SMILES N1C=CC(C(C)C)=N1
CAS DataBase Reference 49633-25-2(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
HazardClass  IRRITANT
HS Code  2933199090

3-(1-methylethyl)-pyrazole price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Synthonix P9834 3-Isopropylpyrazole 90+% 49633-25-2 250mg $19 2026-05-06 Buy
Synthonix P9834 3-Isopropylpyrazole 90+% 49633-25-2 1g $20 2026-05-06 Buy
Synthonix P9834 3-Isopropylpyrazole 90+% 49633-25-2 5g $90 2026-05-06 Buy
Synthonix P9834 3-Isopropylpyrazole 90+% 49633-25-2 25g $450 2026-05-06 Buy
Crysdot CD11116606 3-Isopropyl-1H-pyrazole 95+% 49633-25-2 1g $108 2026-05-20 Buy
Product number Packaging Price Buy
P9834 250mg $19 Buy
P9834 1g $20 Buy
P9834 5g $90 Buy
P9834 25g $450 Buy
CD11116606 1g $108 Buy

3-(1-methylethyl)-pyrazole Chemical Properties,Uses,Production

Synthesis

1-(Dimethylamino)-4-methyl-1-penten-3-one

5782-56-9

3-(1-methylethyl)-pyrazole

49633-25-2

Step 4: Preparation of 3-isopropyl-1H-pyrazole (88b). 1-(Dimethylamino)-4-methylpent-1-en-3-one (87) (6.6 g, 1 eq.) was slowly added dropwise to a stirred mixed solution of hydrazine monochloride (3.2 g, 1 eq.), sulfuric acid (1.13 mL) and water (6 mL). The reaction mixture was stirred at 68 °C for 2 hours. Upon completion of the reaction, the reaction mixture was neutralized with 1N NaOH solution and subsequently extracted with ether. The organic layers were combined, dried with anhydrous Na2SO4, filtered and concentrated under reduced pressure to afford the target product 3-isopropyl-1H-pyrazole (88b) as a beige solid in 94% yield.1H NMR (DMSO-d6, 400 MHz) δ: 1.17 (s, 3H), 1.19 (s, 3H), 2.87-2.93 (m, 1H), 5.99 ( s, 1H), 7.40 (s, 1H), 1.39-1.43 (t, J = 7.04 Hz, 3H), 4.08-4.13 (q, J = 7.04 Hz, 2H), 5.86 (d, J = 12.40 Hz, 1H), 7.90 (d, J = 12.40 Hz, 1H).

References

[1] Patent: WO2009/14730, 2009, A1. Location in patent: Page/Page column 132
[2] Patent: US2004/63744, 2004, A1. Location in patent: Page/Page column 89
[3] Patent: WO2011/17389, 2011, A1. Location in patent: Page/Page column 152

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View Lastest Price from 3-(1-methylethyl)-pyrazole manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
3-Isopropyl-1H-pyrazole pictures 2020-01-10 3-Isopropyl-1H-pyrazole
49633-25-2
US $1.00 / g 1g 99% 10000kgs Career Henan Chemical Co

3-(1-methylethyl)-pyrazole Spectrum

3-(1-Methylethyl)-1H-pyrazole 3-isopropyl-1H-pyrazole 1H-Pyrazole, 3-(1-methylethyl)- 5-isopropyl-1H-pyrazole(SALTDATA: FREE) 5-Isopropyl-1H-pyrazole 3-(propan-2-yl)-1H-pyrazole 3(5)-isopropyl-1H-pyrazole 3-(1-methylethyl)-pyrazole 3-Isopropylpyrazole 5-propan-2-yl-1H-pyrazole 3-ISOPROPYL-2H-PYRAZOLE 49633-25-2 heterocyclic/Aliphatic series Heterocycles