Levosimendan
左西孟旦
Also known as: (R)-Simendan, Simdax, Simda, OR-1259, [[4-[(4R)-1,4,5,6-Terahydro-4-methyl-6-oxo-3-pyridazinyl]phenyl]hydrazono]propanedinitrile, Mesoxalonitrile (-)-{p-[(R)-1,4,5,6-tetrahydro-4-methyl-6-oxo-3-pyridazinyl]phenyl}hydrazone, ({4-[(4R)-4-Methyl-6-oxo-1,4,5,6-tetrahydropyridazin-3-yl]phenyl}hydrazono)malononitrile
Levosimendan (CAS 141505-33-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H12N6O and a molecular weight of 280.285 g/mol. It is also known as (R)-Simendan, Simdax and Simda. Key properties include a melting point of 216-219ºC (dec.) and a density of 1.3±0.1 g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 141505-33-1
- Jingsj CID
- J-17658-7
- Molecular Formula
- C14H12N6O
- Chinese Name
- 左西孟旦
- Molecular Weight
- 280.285 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 216-219ºC (dec.) |
|---|---|
| Density | 1.3±0.1 g/cm3 |
GHS Safety & Compliance
Frequently Asked Questions
What is the CAS number of Levosimendan?
The CAS number of Levosimendan is 141505-33-1.
What are the molecular formula and molecular weight of Levosimendan?
Levosimendan has molecular formula C14H12N6O and molecular weight 280.285 g/mol.
Is Levosimendan hazardous?
Levosimendan has GHS signal word Warning.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Levosimendan (CAS 141505-33-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17658-7 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.