5-(tert-Butyl)-1H-pyrazole-3-carbaldehyde

3-叔丁基-1H-吡唑-5-甲醛

Also known as: 3-tert-butyl-1H-pyrazole-5-carbaldehyde, 5-tert-Butyl-2H-pyrazole-3-carboxaldehyde, 5-tert-butyl-1H-pyrazole-3-carboxaldehyde, 1H-Pyrazole-3-carboxaldehyde, 5-(1,1-dimethylethyl)-, 5-tert-Butyl-1H-pyrazole-3-carbaldehyde (SALTDATA: FREE)

5-(tert-Butyl)-1H-pyrazole-3-carbaldehyde (CAS 865138-11-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H12N2O and a molecular weight of 152.19400 g/mol. It is also known as 3-tert-butyl-1H-pyrazole-5-carbaldehyde, 5-tert-Butyl-2H-pyrazole-3-carboxaldehyde and 5-tert-butyl-1H-pyrazole-3-carboxaldehyde. Key property: a boiling point of 285.2±20.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
865138-11-0
Jingsj CID
J-1082946-0
Molecular Formula
C8H12N2O
Chinese Name
3-叔丁基-1H-吡唑-5-甲醛
Molecular Weight
152.19400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point285.2±20.0°C at 760 mmHg

Frequently Asked Questions

What is the CAS number of 5-(tert-Butyl)-1H-pyrazole-3-carbaldehyde?

The CAS number of 5-(tert-Butyl)-1H-pyrazole-3-carbaldehyde is 865138-11-0.

What are the molecular formula and molecular weight of 5-(tert-Butyl)-1H-pyrazole-3-carbaldehyde?

5-(tert-Butyl)-1H-pyrazole-3-carbaldehyde has molecular formula C8H12N2O and molecular weight 152.19400 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(tert-Butyl)-1H-pyrazole-3-carbaldehyde (CAS 865138-11-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1082946-0 (accessed 2026-10-26).

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