3-(1,3-Benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole

3-(1,3-苯并二氧戊环-5-基)-5-(三氟甲基)-1H-吡唑

Also known as: 3-(Benzo[d][1,3]dioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole, 3-(2H-1,3-benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole, HMS556I13

3-(1,3-Benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole (CAS 845266-32-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H7F3N2O2 and a molecular weight of 256.18100 g/mol. It is also known as 3-(Benzo[d][1,3]dioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole, 3-(2H-1,3-benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole and HMS556I13. Key properties include a boiling point of 398.5ºC at 760 mmHg, a density of 1.498g/cm3 and a flash point of 194.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
845266-32-2
Jingsj CID
J-1171651-2
Molecular Formula
C11H7F3N2O2
Chinese Name
3-(1,3-苯并二氧戊环-5-基)-5-(三氟甲基)-1H-吡唑
Molecular Weight
256.18100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point398.5ºC at 760 mmHg
Density1.498g/cm3
Flash Point194.8ºC

Frequently Asked Questions

What is the CAS number of 3-(1,3-Benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole?

The CAS number of 3-(1,3-Benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole is 845266-32-2.

What are the molecular formula and molecular weight of 3-(1,3-Benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole?

3-(1,3-Benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole has molecular formula C11H7F3N2O2 and molecular weight 256.18100 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-(1,3-Benzodioxol-5-yl)-5-(trifluoromethyl)-1H-pyrazole (CAS 845266-32-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1171651-2 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.