Enalapril Diketopiperazine Acid

About Enalapril Diketopiperazine Acid

Enalapril Diketopiperazine Acid is an impurity of Enalapril carrying the CAS registry number 115623-21-7. Its molecular formula is C18H22N2O4 and its molecular weight is 330.4 g/mol. Its systematic (IUPAC) name is (2S)-2-[(3S,8aS)-3-methyl-1,4-dioxo-6,7,8,8a-tetrahydro-3H-pyrrolo[1,2-a]pyrazin-2-yl]-4-phenylbutanoic acid. Alternative names: Enalapril Diketopiperazine Acid (R-Isomer).

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Enalapril, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in 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

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Enalapril

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

Enalapril impurities

Specifications & identifiers

Chemical identifiers
Product name	Enalapril Diketopiperazine Acid
Catalogue No.	VQ-030474
CAS Number	115623-21-7
IUPAC name	(2S)-2-[(3S,8aS)-3-methyl-1,4-dioxo-6,7,8,8a-tetrahydro-3H-pyrrolo[1,2-a]pyrazin-2-yl]-4-phenylbutanoic acid
Molecular formula	C₁₈H₂₂N₂O₄
Molecular weight	330.4 g/mol
Exact mass	330.158
Grade	Reference Standard
HSN code	38229090
InChIKey	PDBULCBUWNSQTL-QEJZJMRPSA-N
SMILES	C[C@H]1C(=O)N2CCC[C@H]2C(=O)N1[C@@H](CCC3=CC=CC=C3)C(=O)O
PubChem CID	71316330

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	1 / 4
TPSA	77.9 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 Enalapril Diketopiperazine Acid?

The CAS Registry Number of Enalapril Diketopiperazine Acid is 115623-21-7. It is also known as Enalapril Diketopiperazine Acid (R-Isomer).

What is the molecular formula and molecular weight of Enalapril Diketopiperazine Acid?

Enalapril Diketopiperazine Acid has the molecular formula C18H22N2O4 and a molecular weight of 330.4 g/mol. Its IUPAC name is (2S)-2-[(3S,8aS)-3-methyl-1,4-dioxo-6,7,8,8a-tetrahydro-3H-pyrrolo[1,2-a]pyrazin-2-yl]-4-phenylbutanoic acid.

What is Enalapril Diketopiperazine Acid used for?

Enalapril Diketopiperazine Acid is supplied as a characterised reference material related to Enalapril. 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 Enalapril Diketopiperazine Acid can I order?

We supply Enalapril Diketopiperazine Acid 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 Enalapril Diketopiperazine Acid?

Yes. Every lot of Enalapril Diketopiperazine Acid 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 Enalapril Diketopiperazine Acid be shipped internationally?

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