1,1,7,7-Tetramethyljulolidine-9-carboxaldehyde

9-醛基-1,1,7,7-四甲基久洛尼

Also known as: 1,1,7,7-Tetramethyl-9-formyljulolidine, 1,1,7,7-tetramethyljulolidine-9-carbaldehyde, 1,1,7,7-tetramethyl-1,2,3,5,6,7-hexahydropyrido[3,2,1-ij]quinoline-9-carbaldehyde, 1,1,7,7-Tetramethyl-2,3,6,7-tetrahydro-1H,5H-pyrido[3,2,1-ij]quinoline-9-carbaldehyde, 1H,5H-Benzo[ij]quinolizine-9-carboxaldehyde, 2,3,6,7-tetrahydro-1,1,7,7-tetramethyl-

1,1,7,7-Tetramethyljulolidine-9-carboxaldehyde (CAS 216978-79-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C17H23NO and a molecular weight of 257.371 g/mol. It is also known as 1,1,7,7-Tetramethyl-9-formyljulolidine, 1,1,7,7-tetramethyljulolidine-9-carbaldehyde and 1,1,7,7-tetramethyl-1,2,3,5,6,7-hexahydropyrido[3,2,1-ij]quinoline-9-carbaldehyde. Key properties include a boiling point of 375.1±42.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 133.9±17.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
216978-79-9
Jingsj CID
J-1511249-3
Molecular Formula
C17H23NO
Chinese Name
9-醛基-1,1,7,7-四甲基久洛尼
Molecular Weight
257.371 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point375.1±42.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point133.9±17.3 °C

Frequently Asked Questions

What is the CAS number of 1,1,7,7-Tetramethyljulolidine-9-carboxaldehyde?

The CAS number of 1,1,7,7-Tetramethyljulolidine-9-carboxaldehyde is 216978-79-9.

What are the molecular formula and molecular weight of 1,1,7,7-Tetramethyljulolidine-9-carboxaldehyde?

1,1,7,7-Tetramethyljulolidine-9-carboxaldehyde has molecular formula C17H23NO and molecular weight 257.371 g/mol.

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

Last updated:

How to cite: Jingsj. "1,1,7,7-Tetramethyljulolidine-9-carboxaldehyde (CAS 216978-79-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511249-3 (accessed 2026-10-24).

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