Cyclosporin A

环孢霉素A

Also known as: Cyclosporine A, Ciclosporin A, CsA, Sandimmune, Neoral, Restasis, Optimmune, Sandimmun, Cipol N, Neoplanta, Antibiotic S 7481F1, cyclosporin, ciclosporin

Cyclosporin A (CAS 59865-13-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C62H111N11O12 and a molecular weight of 1202.611 g/mol. It is also known as Cyclosporine A, Ciclosporin A and CsA. Key properties include a melting point of 148-151°C, a boiling point of 1293.8±65.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 736.3±34.3 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H350 — May cause cancer and H360 — May damage fertility or the unborn child. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
59865-13-3
Jingsj CID
J-18599-2
Molecular Formula
C62H111N11O12
Chinese Name
环孢霉素A
Molecular Weight
1202.611 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point148-151°C
Boiling Point1293.8±65.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point736.3±34.3 °C
Exact Mass1201.841309
PSA278.80000
LogP3.35
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.468
Storage Conditions2-8℃
Additional Propertyethanol: 30 mg/mL

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger
  • H302 — Harmful if swallowed
  • H350 — May cause cancer
  • H360 — May damage fertility or the unborn child

Activity & Biological Data

TargetIC50: 7 nM (calcineurin)
Additional Information[1]. Handschumacher RE, et al. Cyclophilin: a specific cytosolic binding protein for cyclosporin A. Science. 1984 Nov 2;226(4674):544-7. [2]. Liu J, et al. Calcineurin is a common target of cyclophilin-cyclosporin A and FKBP-FK506 complexes. Cell. 1991 Aug 23;66(4):807-15. [3]. Fruman DA, et al. Calcineurin phosphatase activity in T lymphocytes is inhibited by FK 506 and cyclosporin A. Proc Natl Acad Sci U S A. 1992 May 1;89(9):3686-90. [4]. Flanagan WM, et al. Nuclear association of a T-cell transcription factor blocked by FK-506 and cyclosporin A. Nature. 1991 Aug 29;352(6338):803-7. [5]. Nicolli A, et al. Interactions of cyclophilin with the mitochondrial inner membrane and regulation of the permeability transition pore, and cyclosporin A-sensitive channel. J Biol Chem. 1996 Jan 26;271(4):2185-92. [6]. Borel JF, et al. Effects of the new anti-lymphocytic peptide cyclosporin A in animals. Immunology. 1977 Jun;32(6):1017-25. [7]. Williams, R, et al. Randomised trial comparing tacrolimus (FK506) and cyclosporin in prevention of liver allograft rejection. European FK506 Multicentre Liver Study Group. Lancet, 1994, 344(8920), 423-428.

Customs & Trade Information

HS Code2941909000

Frequently Asked Questions

What is the CAS number of Cyclosporin A?

The CAS number of Cyclosporin A is 59865-13-3.

What are the molecular formula and molecular weight of Cyclosporin A?

Cyclosporin A has molecular formula C62H111N11O12 and molecular weight 1202.611 g/mol.

Is Cyclosporin A hazardous?

Cyclosporin A has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H350 — May cause cancer; H360 — May damage fertility or the unborn child.

What are the upstream and downstream products of Cyclosporin A?

For Cyclosporin A, Downstream Products: Dihydrocyclosporin A.

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

Last updated:

How to cite: Jingsj. "Cyclosporin A (CAS 59865-13-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18599-2 (accessed 2026-10-28).

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