15(R)-15-methyl Prostaglandin A2

Cayman Chemical Item Number 10270

15(R)-15-methyl PGA2 (CAS 96440-68-5)

See more


Arbaprostil (15(R)-15-methyl prostaglandin E2) is a synthetic prostaglandin E2 (PGE2) analog developed for its cytoprotective activity.1 15(R)-15-methyl Prostaglandin A2 (15(R)-15-methyl PGA2) is one of several impurities which are possible in the production of commercial lots of bulk arbaprostil.2 The pharmacology and EP receptor binding affinity for 15(R)-15-methyl PGA2 has not been published.

1. Collins, P.W. Misoprostol: Discovery, development, and clinical applications. Med Res Rev 10 149-172 (1990).

2. Kissinger, L.D., and Robins, R.H. Silver-modified mobile phase for normal-phase liquid chromatographic determination of prostaglandins and their 5,6-trans isomers in prostaglandin bulk drugs and triacetin solutions. J Chromatogr 321 353-362 (1985).

  • 15(R)-15-methyl PGA2
Formal Name 9-​oxo-​15R-​hydroxy-​15-​methyl-​prosta-​5Z,​10,​13E-​trien-​1-​oic acid
CAS Number 96440-68-5
Molecular Formula C21H32O4
Formula Weight 348.5
Formulation A solution in methyl acetate
Purity ≥98%
λmax 216 nm
Stability 1 year
Storage -20°C
Shipping Room temperature in continental US; may vary elsewhere
Copy SMILES to clipboard
InCHI Code
Copy InCHI code to clipboard
Copy InCHI key to clipboard

Download free InCHI Key generation software

15(R)-15-methyl Prostaglandin A2 is available in the following screening libraries:

Size Price Quantity Subtotal
1 mg $43.00 $0.00
5 mg $194.00 $0.00
10 mg $344.00 $0.00
Bulk Contact
Cart Total $0.00

Pricing updated 2015-07-28. Prices are subject to change without notice.

To ask for assistance with one of our products please contact a Technical Support Scientist.

Warning This product is not for human or veterinary use.

Related Products

15(R)-15-methyl Prostaglandin E2
Prostaglandin A2
Prostaglandin A2 methyl ester


Batch-specific Information

Get batch-specific data and documents by batch number

Separate multiple batch numbers with commas

Cayman Chemical Company regularly evaluates our shipping methods to ensure product stability is maintained and our corporate environmental impact is minimized. Products selected for review are evaluated and shipping methods are certified by our Scientists. While occasionally our method of shipping a product may change, rest assured the shipping conditions on all Cayman Chemical products have been reviewed and validated.

Upon receipt, it is important to check the storage requirements of your products and place them at the appropriate temperature. Products shipped without ice may require frozen storage for long term stability.

Cayman Chemical was formed over thirty years ago by demonstrating the value of naturally growing gorgonian corals as a renewable, economically viable source of prostaglandins. Today we operate our business knowing that we owe our start to the renewable resources our environment had provided. As Cayman Chemical continues to grow we consistently evaluate our business processes to ensure we are operating at the highest environmental standards.

Cayman Chemical

1180 East Ellsworth Road

Ann Arbor, Michigan 48108 USA


Please wait...