1,3-Bis(2,6-diisopropylphenyl)imidazolidin-2-ylidene

1,3-双(2,6-二异丙基苯基)咪唑烷-2-亚基

Also known as: 1,3-Bis(2,6-diisopropylphenyl)-4,5-dihydroimidazol-2-ylidene, 1,3-Bis(2,6-di-i-propylphenyl)imidazolidin-2-ylidene, 1,3-Bis(2,6-di-i-propylphenyl)-4,5-dihydroimidazol-2-ylidine, 1,3-Bis(2,6-diisopropylphenyl)-4,5-dihydro-1H-imidazol-3-ium-2-ide, SIPr (technical grade), 1,3-bis[2,6-di(propan-2-yl)phenyl]-4,5-dihydro-2H-imidazol-1-ium-2-ide

1,3-Bis(2,6-diisopropylphenyl)imidazolidin-2-ylidene (CAS 258278-28-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C27H38N2 and a molecular weight of 390.60400 g/mol. It is also known as 1,3-Bis(2,6-diisopropylphenyl)-4,5-dihydroimidazol-2-ylidene, 1,3-Bis(2,6-di-i-propylphenyl)imidazolidin-2-ylidene and 1,3-Bis(2,6-di-i-propylphenyl)-4,5-dihydroimidazol-2-ylidine. Key properties include a boiling point of 487.5ºC at 760 mmHg and a flash point of 215.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
258278-28-3
Jingsj CID
J-28374-4
Molecular Formula
C27H38N2
Chinese Name
1,3-双(2,6-二异丙基苯基)咪唑烷-2-亚基
Molecular Weight
390.60400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point487.5ºC at 760 mmHg
Flash Point215.5ºC

Frequently Asked Questions

What is the CAS number of 1,3-Bis(2,6-diisopropylphenyl)imidazolidin-2-ylidene?

The CAS number of 1,3-Bis(2,6-diisopropylphenyl)imidazolidin-2-ylidene is 258278-28-3.

What are the molecular formula and molecular weight of 1,3-Bis(2,6-diisopropylphenyl)imidazolidin-2-ylidene?

1,3-Bis(2,6-diisopropylphenyl)imidazolidin-2-ylidene has molecular formula C27H38N2 and molecular weight 390.60400 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-Bis(2,6-diisopropylphenyl)imidazolidin-2-ylidene (CAS 258278-28-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28374-4 (accessed 2026-10-23).

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