Rubropunctamine

About Rubropunctamine

Rubropunctamine is a process intermediate or related compound of Monascorubrin carrying the CAS registry number 514-66-9. Formula C21H23NO4, molecular weight 353.4 g/mol. Its systematic (IUPAC) name is (3E,9aR)-3-(1-hydroxyhexylidene)-9a-methyl-6-[(E)-prop-1-enyl]furo[3,2-g]isoquinoline-2,9-dione. It is also known as Rubropunctatamine.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Process chemists and analysts use it when developing synthetic routes to Monascorubrin, tracking process-related impurities and validating analytical methods. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

We offer Rubropunctamine in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Industries

Related to Monascorubrin

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

Monascorubrin impurities

Specifications & identifiers

Chemical identifiers
Product name	Rubropunctamine
Catalogue No.	VQ-038478
CAS Number	514-66-9
IUPAC name	(3E,9aR)-3-(1-hydroxyhexylidene)-9a-methyl-6-[(E)-prop-1-enyl]furo[3,2-g]isoquinoline-2,9-dione
Molecular formula	C₂₁H₂₃NO₄
Molecular weight	353.4 g/mol
Exact mass	353.1627
HSN code	2933
InChIKey	WTEXYKPGDKLLCW-CLFFMEQDSA-N
SMILES	CCCCC/C(=C\1/C2=CC3=CC(=NC=C3C(=O)[C@@]2(OC1=O)C)/C=C/C)/O
PubChem CID	135612770

Physical properties
Physical form	Solid
LogP (XLogP3)	4.3
H-bond donors / acceptors	1 / 5
TPSA	76.5 Å²

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 Rubropunctamine?

The CAS Registry Number of Rubropunctamine is 514-66-9. It is also known as (9aR)-3-hexanoyl-9a-methyl-6-[(E)-prop-1-enyl]-7H-furo[3,2-g]isoquinoline-2,9-dione, Rubropunctatamine, (R,E)-3-hexanoyl-9a-methyl-6-(prop-1-en-1-yl)furo[3,2-g]isoquinoline-2,9(7H,9aH)-dione.

What is the molecular formula and molecular weight of Rubropunctamine?

Rubropunctamine has the molecular formula C21H23NO4 and a molecular weight of 353.4 g/mol. Its IUPAC name is (3E,9aR)-3-(1-hydroxyhexylidene)-9a-methyl-6-[(E)-prop-1-enyl]furo[3,2-g]isoquinoline-2,9-dione.

What is Rubropunctamine used for?

Rubropunctamine is supplied as a characterised reference material related to Monascorubrin. 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 Rubropunctamine can I order?

We supply Rubropunctamine, 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 Rubropunctamine?

Yes. Every lot of Rubropunctamine 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 Rubropunctamine be shipped internationally?

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