Heliotrine

天芥菜碱

Also known as: 7S-Heliotrine, Heliotrin, 9-Heliotrylheliotridine, (2S,3R)-2-Hydroxy-2-isopropyl-3-methoxybutanoic acid [(1S,7aR)-2,3,5,7a-tetrahydro-1-hydroxy-1H-pyrrolizin-7-yl]methyl ester, Butanoic acid, 2-hydroxy-2-[(1R)-1-methoxyethyl]-3-methyl-, [(1S,7aR)-2,3,5,7a-tetrahydro-1-hydroxy-1H-pyrrolizin-7-yl]methyl ester, (2S)-

Heliotrine (CAS 303-33-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C16H27NO5 and a molecular weight of 313.389 g/mol. It is also known as 7S-Heliotrine, Heliotrin and 9-Heliotrylheliotridine. Key properties include a melting point of 125-126 °C, a boiling point of 450.7±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 226.4±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
303-33-3
Jingsj CID
J-1981091-9
Molecular Formula
C16H27NO5
Chinese Name
天芥菜碱
Molecular Weight
313.389 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point125-126 °C
Boiling Point450.7±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point226.4±28.7 °C

Frequently Asked Questions

What is the CAS number of Heliotrine?

The CAS number of Heliotrine is 303-33-3.

What are the molecular formula and molecular weight of Heliotrine?

Heliotrine has molecular formula C16H27NO5 and molecular weight 313.389 g/mol.

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

Last updated:

How to cite: Jingsj. "Heliotrine (CAS 303-33-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1981091-9 (accessed 2026-10-25).

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