Prostaglandin B1

About Prostaglandin B1

Prostaglandin B1 is a metabolite or degradation product of Alprostadil carrying the CAS registry number 13345-51-2. The compound has the formula C20H32O4, corresponding to a molecular weight of 336.5 g/mol. Systematically, it is named 7-[2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxocyclopenten-1-yl]heptanoic acid. Alternative names: PGB1 (Prostaglandin B1) and Prostaglandin E1-278.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

Analytical teams use this compound to identify metabolites and degradants of Alprostadil, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Alprostadil

View every impurity, metabolite and intermediate we list for Alprostadil.

Alprostadil impurities

Specifications & identifiers

Chemical identifiers
Product name	Prostaglandin B1
Catalogue No.	VQ-021513
CAS Number	13345-51-2
IUPAC name	7-[2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxocyclopenten-1-yl]heptanoic acid
Molecular formula	C₂₀H₃₂O₄
Molecular weight	336.5 g/mol
Exact mass	336.2301
Grade	Reference Standard
HSN code	38229090
InChIKey	YBHMPNRDOVPQIN-VSOYFRJCSA-N
SMILES	CCCCC[C@@H](/C=C/C1=C(C(=O)CC1)CCCCCCC(=O)O)O
PubChem CID	5280388

Physical properties
Physical form	Solid
LogP (XLogP3)	4
H-bond donors / acceptors	2 / 4
TPSA	74.6 Å²
Synonyms	9-oxo-15S-hydroxy-8(12),13E-prostadienoic acid, Prosta-8(12),13-dien-1-oic acid, 15-hydroxy-9-oxo-, (13E,15S)-, 7-(2-((E,3S)-3-hydroxyoct-1-enyl)-5-oxocyclopenten-1-yl)heptanoic acid, (13E,15S)-15-hydroxy-9-oxoprosta-8(12),13-dien-1-oic acid, PGB1 (Prostaglandin B1), Prosta-8(12),13-dien-1-oicacid, 15-hydroxy-9-oxo-, (13E,15S)-, Prostaglandin E1-278, Postaglandin B1, 15(S)-hydroxy-9-oxo-8(12),13-trans-prostadienoic acid, PGE1-278, 7-[2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxo-cyclopenten-1-yl]heptanoic acid

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Prostaglandin B1?

The CAS Registry Number of Prostaglandin B1 is 13345-51-2. It is also known as 9-oxo-15S-hydroxy-8(12),13E-prostadienoic acid, Prosta-8(12),13-dien-1-oic acid, 15-hydroxy-9-oxo-, (13E,15S)-, 7-(2-((E,3S)-3-hydroxyoct-1-enyl)-5-oxocyclopenten-1-yl)heptanoic acid.

What is the molecular formula and molecular weight of Prostaglandin B1?

Prostaglandin B1 has the molecular formula C20H32O4 and a molecular weight of 336.5 g/mol. Its IUPAC name is 7-[2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxocyclopenten-1-yl]heptanoic acid.

What is Prostaglandin B1 used for?

Prostaglandin B1 is supplied as a characterised reference material related to Alprostadil. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Prostaglandin B1 can I order?

We supply Prostaglandin B1 in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Prostaglandin B1?

Yes. Every lot of Prostaglandin B1 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Prostaglandin B1 be shipped internationally?

Yes. We export Prostaglandin B1 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.