Sirolimus

雷帕霉素

Also known as: Rapamycin, AY 22989, AY-22989, RAPAMUNE, RPM, Rapamicin, 23,27-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclohentriacontine

Sirolimus (CAS 53123-88-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C51H79NO13 and a molecular weight of 914.172 g/mol. It is also known as Rapamycin, AY 22989 and AY-22989. Key properties include a melting point of 183-185°C, a boiling point of 973.0±75.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 542.3±37.1 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
53123-88-9
Jingsj CID
J-18598-1
Molecular Formula
C51H79NO13
Chinese Name
雷帕霉素
Molecular Weight
914.172 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point183-185°C
Boiling Point973.0±75.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point542.3±37.1 °C

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of Sirolimus?

The CAS number of Sirolimus is 53123-88-9.

What are the molecular formula and molecular weight of Sirolimus?

Sirolimus has molecular formula C51H79NO13 and molecular weight 914.172 g/mol.

Is Sirolimus hazardous?

Sirolimus has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Sirolimus (CAS 53123-88-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18598-1 (accessed 2026-10-22).

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