RAMIPRIL DIKETOPIPERAZINE
UNII U3O93H26WI

Substance Identification & Data

This profile provides standardized clinical and technical data for Ramipril Diketopiperazine, uniquely identified by the FDA Unique Ingredient Identifier (UNII) U3O93H26WI.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 108731-95-9 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
U3O93H26WI
CAS Registry Number
108731-95-9
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
RAMIPRIL DIKETOPIPERAZINE
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C23H30N2O4
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
KOVMAAYRBJCASY-JBDAPHQKSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
14520363
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
C(OCC)(=O)[C@@H](N1[C@@H](C)C(=O)N2[C@@]3([H])CCC[C@@]3([H])C[C@@]2([H])C1=O)CCc4ccccc4

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Ramipril Diketopiperazine. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

Common Names & Synonyms

RAMIPRIL DIKETOPIPERAZINE
RAMIPRIL IMPURITY D [EP IMPURITY]
RAMIPRIL RELATED COMPOUND D
RAMIPRIL RELATED COMPOUND D [USP IMPURITY]
RAMIPRIL RELATED COMPOUND D [USP-RS]
RAMIPRIL-DIKETOPIPERAZINE

Systematic Nomenclature

2H-CYCLOPENTA(4,5)PYRROLO(1,2-A)PYRAZINE-2-ACETIC ACID, DECAHYDRO-3-METHYL-1,4-DIOXO-.ALPHA.-(2-PHENYLETHYL)-, ETHYL ESTER, (.ALPHA.S,3S,5AS,8AS,9AS)-
ETHYL (2S)-2-((3S,5AS,8AS,9AS)-3-METHYL-1,4-DIOXODECAHYDRO-2H-CYCLOPENTA(4,5)PYRROLO(1,2-A)PYRAZIN-2-YL)-4-PHENYLBUTANOATE

External Clinical & Regulatory Resources

CAS
Common Chemistry
NCATS
Inxight Drugs
NLM
DailyMed Products
NCATS
GSRS Full Record
NLM
PubChem Compound